<?xml version='1.0' encoding='UTF-8'?>

      <!-- iXBRL document created with: Toppan Merrill Bridge iXBRL 9.6.7401.38943 -->
      <!-- Based on: iXBRL 1.1 -->
      <!-- Created on: 8/13/2020 9:00:16 PM -->
      <!-- iXBRL Library version: 1.0.7401.38955 -->
      <!-- iXBRL Service Job ID: f066267a-b836-404a-a1bb-7e7c0c2eb785 -->

  <html xmlns:dei="http://xbrl.sec.gov/dei/2020-01-31" xmlns="http://www.w3.org/1999/xhtml" xmlns:at="http://www.atlanticpower.com/20200813" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xs="http://www.w3.org/2001/XMLSchema-instance" xmlns:ixt-sec="http://www.sec.gov/inlineXBRL/transformation/2015-08-31" xmlns:ixt="http://www.xbrl.org/inlineXBRL/transformation/2015-02-26" xmlns:ix="http://www.xbrl.org/2013/inlineXBRL" xmlns:ref="http://www.xbrl.org/2006/ref" xmlns:xbrli="http://www.xbrl.org/2003/instance"><head><meta http-equiv="content-type" content="text/html" /><title></title></head><body><div style="margin-top:30pt;"></div><div style="display:none;"><ix:header><ix:hidden><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:EntityCentralIndexKey" id="Tc_VtgXDaO9zEG9SNEhzzSnLQ_2_1">0001419242</ix:nonNumeric><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:AmendmentFlag" id="Tc_PcPT04IE_kC8kJ-iorGQtg_3_1">false</ix:nonNumeric></ix:hidden><ix:references><link:schemaRef xlink:href="at-20200813.xsd" xlink:type="simple"></link:schemaRef></ix:references><ix:resources><xbrli:context id="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001419242</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2020-08-13</xbrli:startDate><xbrli:endDate>2020-08-13</xbrli:endDate></xbrli:period></xbrli:context></ix:resources></ix:header></div><div style="max-width:100%;padding-left:10.35%;padding-right:10.35%;position:relative;"><div style="clear:both;max-width:100%;position:relative;min-height:10.35pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;padding-bottom:1pt;padding-top:1pt;border-bottom:1.0pt solid #000000;border-top:3.0pt solid #000000;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:8pt;visibility:hidden;">&#8203;</span></p><a id="_6d5885ab_330e_494a_9485_cdb5c067596e"></a><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;text-indent:0pt;margin:0pt;"><b style="font-size:17pt;font-weight:bold;">UNITED STATES</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;text-indent:0pt;margin:0pt;"><b style="font-size:17pt;font-weight:bold;">SECURITIES AND EXCHANGE COMMISSION</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:9pt;text-align:center;text-indent:0pt;margin:0pt;"><b style="font-weight:bold;">Washington, D.C. 20549</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:6pt;visibility:hidden;">&#8203;</span></p><div style="font-family:'Times New Roman','Times','serif';font-size:9.0pt;margin-bottom:0pt;margin-top:0pt;min-height:1.19em;position:relative;width:100%;"><div style="background-color:#000000;height:1pt;position:relative;top:0.6em;width:25.0%;border:none;margin:0 auto;"></div></div><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:6pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:17pt;text-align:center;text-indent:0pt;margin:0pt;"><b style="font-weight:bold;">FORM&#160;</b><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:DocumentType" id="Narr_7feG861pU0qzjygIpoKUBw"><b style="font-weight:bold;">8-K</b></ix:nonNumeric></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:6pt;visibility:hidden;">&#8203;</span></p><div style="font-family:'Times New Roman','Times','serif';font-size:9.0pt;margin-bottom:0pt;margin-top:0pt;min-height:1.19em;position:relative;width:100%;"><div style="background-color:#000000;height:1pt;position:relative;top:0.6em;width:25.0%;border:none;margin:0 auto;"></div></div><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:6pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;text-indent:0pt;margin:0pt 0pt 8pt 0pt;"><b style="font-size:11pt;font-weight:bold;">CURRENT REPORT</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;text-indent:0pt;margin:0pt;"><b style="font-size:11pt;font-weight:bold;">Pursuant to Section&#160;13 or 15(d)&#160;of</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;text-indent:0pt;margin:0pt 0pt 8pt 0pt;"><b style="font-size:11pt;font-weight:bold;">the Securities Exchange Act of 1934</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;text-indent:0pt;margin:0pt;"><span style="font-size:9pt;">Date of Report (Date of earliest event reported): </span><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" format="ixt:datemonthdayyearen" name="dei:DocumentPeriodEndDate" id="Narr_bLqzz4B65EO-YwIisPhcKQ"><b style="font-size:9pt;font-weight:bold;">August 13, 2020</b></ix:nonNumeric></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><div style="font-family:'Times New Roman','Times','serif';font-size:9.0pt;margin-bottom:0pt;margin-top:0pt;min-height:1.19em;position:relative;width:100%;"><div style="background-color:#000000;height:1pt;position:relative;top:0.6em;width:25.0%;border:none;margin:0 auto;"></div></div><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:17pt;text-align:center;text-indent:0pt;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:EntityRegistrantName" id="Narr_cjXbNZrzhkKkmQNRreXSUA"><b style="font-weight:bold;">ATLANTIC POWER CORPORATION</b></ix:nonNumeric></p><p style="font-family:'Times New Roman','Times','serif';font-size:9pt;text-align:center;text-indent:0pt;margin:0pt;"><b style="font-weight:bold;">(Exact name of registrant as specified in its charter)</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><a id="_e21708f6_42bd_4a98_8989_d92a1a1873b5"></a><a id="Tc__0rze9ndgkmIjXmC6rLV-A_1_0"></a><a id="Tc_V43qRkp8uUu6JLDegUcApg_2_0"></a><a id="Tc_skU_4_0x70GCS3SAm2rCCw_2_1"></a><a id="Tc_uxlPweBczEyOM7EMQoIfBw_2_2"></a><table style="border-collapse:collapse;font-size:16pt;margin-left:auto;margin-right:auto;padding-left:0pt;padding-right:0pt;table-layout:auto;width:100%;"><tr style="height:1pt;"><td style="vertical-align:bottom;width:33.32%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:bottom;width:33.32%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:bottom;width:33.34%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td></tr><tr><td style="vertical-align:bottom;width:33.32%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><b style="font-size:9pt;font-weight:bold;">British Columbia, </b><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" format="ixt-sec:edgarprovcountryen" name="dei:EntityIncorporationStateCountryCode" id="Narr_6O9Ljj_uZkKZSjyg42uTtQ"><b style="font-size:9pt;font-weight:bold;">Canada</b></ix:nonNumeric></p></td><td style="vertical-align:bottom;width:33.32%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:EntityFileNumber" id="Tc_flNjw8c0A0yakTuysaU54w_1_1"><b style="font-size:9pt;font-weight:bold;">001-34691</b></ix:nonNumeric></p></td><td style="vertical-align:bottom;width:33.34%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:EntityTaxIdentificationNumber" id="Tc_1ODwq949DUGJRrvvICPr1w_1_2"><b style="font-size:9pt;font-weight:bold;">55-0886410</b></ix:nonNumeric></p></td></tr><tr><td style="vertical-align:bottom;width:33.32%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:9pt;text-align:center;margin:0pt;">(State or other jurisdiction of<br />incorporation or organization)</p></td><td style="vertical-align:top;width:33.32%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:9pt;text-align:center;margin:0pt;">(Commission File Number)</p></td><td style="vertical-align:top;width:33.34%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:9pt;text-align:center;margin:0pt;">(IRS Employer Identification No.)</p></td></tr></table><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><a id="_65d15b85_778c_4870_84bf_336e17043697"></a><a id="Tc_fCYCA-iyZECQV7haWKUGsQ_1_0"></a><a id="Tc_h7XSrPBYzU2NN5KWf_5gCw_2_0"></a><a id="Tc_hKsWYKwjGk-zp8B2I-QZqQ_2_1"></a><table style="border-collapse:collapse;font-size:16pt;padding-left:0pt;padding-right:0pt;table-layout:auto;width:100%;"><tr style="height:1pt;"><td style="vertical-align:bottom;width:50%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:bottom;width:50%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td></tr><tr><td style="vertical-align:bottom;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:EntityAddressAddressLine1" id="Narr_2U379DW8CEiAwpmHlHqkIQ"><b style="font-size:9pt;font-weight:bold;">3 Allied Drive</b></ix:nonNumeric><b style="font-size:9pt;font-weight:bold;">, </b><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:EntityAddressAddressLine2" id="Narr_H_K_BHW7ZEyJ0YoGvrQjfg"><b style="font-size:9pt;font-weight:bold;">Suite 155</b></ix:nonNumeric><span style="font-size:9pt;"><br /></span><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:EntityAddressCityOrTown" id="Narr_nqMt93w4Gk6UmjUvqAOqbQ"><b style="font-size:9pt;font-weight:bold;">Dedham</b></ix:nonNumeric><b style="font-size:9pt;font-weight:bold;">, </b><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:EntityAddressStateOrProvince" id="Narr_-TpjsGji00OBH76XrhcsvQ"><b style="font-size:9pt;font-weight:bold;">MA</b></ix:nonNumeric></p></td><td style="vertical-align:bottom;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:EntityAddressPostalZipCode" id="Tc_4xTpPyuc-EiBweNysYdQjA_1_1"><b style="font-size:9pt;font-weight:bold;">02026</b></ix:nonNumeric></p></td></tr><tr><td style="vertical-align:bottom;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:9pt;text-align:center;margin:0pt;">(Address of principal executive offices)</p></td><td style="vertical-align:bottom;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:9pt;text-align:center;margin:0pt;">(Zip Code)</p></td></tr></table><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;text-indent:0pt;margin:0pt;"><span style="font-size:9pt;">(Registrant&#8217;s telephone number, including area code </span><b style="font-size:9pt;font-weight:bold;">(</b><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:CityAreaCode" id="Narr_pm-xwEtVfEukZyMRquEtiw"><b style="font-size:9pt;font-weight:bold;">617</b></ix:nonNumeric><b style="font-size:9pt;font-weight:bold;">) </b><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:LocalPhoneNumber" id="Narr_U16HXhwmt0mInTrkrKAuhQ"><b style="font-size:9pt;font-weight:bold;">977-2400</b></ix:nonNumeric><span style="font-size:9pt;">)</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><div style="font-family:'Times New Roman','Times','serif';font-size:9.0pt;margin-bottom:0pt;margin-top:0pt;min-height:1.19em;position:relative;width:100%;"><div style="background-color:#000000;height:1pt;position:relative;top:0.6em;width:25.0%;border:none;margin:0 auto;"></div></div><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:9pt;text-indent:0pt;margin:0pt;">Check the appropriate box below if the Form&#160;8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><table style="border-collapse:collapse;border:0;"><tr><td style="vertical-align:text-top;white-space:nowrap;width:25.2pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin-bottom:0pt;margin-top:0pt;"><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" format="ixt-sec:boolballotbox" name="dei:WrittenCommunications" id="Narr_UwjckaPBi0a94tgopXuX9Q"><span style="font-family:'Segoe UI Symbol';font-size:9pt;">&#9744;</span></ix:nonNumeric></p></td><td style="padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin-bottom:0pt;margin-top:0pt;"><span style="font-size:9pt;">Written communications pursuant to Rule&#160;425 under the Securities Act (17 CFR 230.425) </span></p></td></tr></table><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><table style="border-collapse:collapse;border:0;"><tr><td style="vertical-align:text-top;white-space:nowrap;width:25.2pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin-bottom:0pt;margin-top:0pt;"><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" format="ixt-sec:boolballotbox" name="dei:SolicitingMaterial" id="Narr_Cnc9ckKnpUuODhAx-ksqxw"><span style="font-family:'Segoe UI Symbol';font-size:9pt;">&#9744;</span></ix:nonNumeric></p></td><td style="padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin-bottom:0pt;margin-top:0pt;"><span style="font-size:9pt;">Soliciting material pursuant to Rule&#160;14a-12 under the Exchange Act (17 CFR 240.14a-12) </span></p></td></tr></table><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><table style="border-collapse:collapse;border:0;"><tr><td style="vertical-align:text-top;white-space:nowrap;width:25.2pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin-bottom:0pt;margin-top:0pt;"><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" format="ixt-sec:boolballotbox" name="dei:PreCommencementTenderOffer" id="Narr_ke7MD3Q2RUOT1KAcY8DmoQ"><span style="font-family:'Segoe UI Symbol';font-size:9pt;">&#9744;</span></ix:nonNumeric></p></td><td style="padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin-bottom:0pt;margin-top:0pt;"><span style="font-size:9pt;">Pre-commencement communications pursuant to Rule&#160;14d-2(b)&#160;under the Exchange Act (17 CFR 240.14d-2(b)) </span></p></td></tr></table><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><table style="border-collapse:collapse;border:0;"><tr><td style="vertical-align:text-top;white-space:nowrap;width:25.2pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin-bottom:0pt;margin-top:0pt;"><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" format="ixt-sec:boolballotbox" name="dei:PreCommencementIssuerTenderOffer" id="Narr_tA2NlbmkEkKb1fqvWfLm8Q"><span style="font-family:'Segoe UI Symbol';font-size:9pt;">&#9744;</span></ix:nonNumeric></p></td><td style="padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin-bottom:0pt;margin-top:0pt;"><span style="font-size:9pt;">Pre-commencement communications pursuant to Rule&#160;13e-4(c)&#160;under the Exchange Act (17 CFR 240.13e-4(c)) </span></p></td></tr></table><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><div style="font-family:'Times New Roman','Times','serif';font-size:9.0pt;margin-bottom:0pt;margin-top:0pt;min-height:1.19em;position:relative;width:100%;"><div style="background-color:#000000;height:1pt;position:relative;top:0.6em;width:25.0%;border:none;margin:0 auto;"></div></div><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:9pt;text-indent:0pt;margin:0pt 0pt 8pt 0pt;">Indicate by check mark whether the registrant is an emerging growth company as defined in Rule&#160;405 of the Securities Act of 1933 (17 CFR &#167;230.405) or Rule&#160;12b-2 of the Securities Exchange Act of 1934 (17 CFR &#167;240.12b-2).</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-indent:0pt;margin:0pt 0pt 8pt 0pt;"><span style="font-size:9pt;">Emerging growth company&#160;&#160;&#160;</span><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" format="ixt-sec:boolballotbox" name="dei:EntityEmergingGrowthCompany" id="Narr_qNhR8KAqq0KzJfAHy5JGIg"><span style="font-family:'Segoe UI Symbol';font-size:9pt;">&#9744;</span></ix:nonNumeric></p><p style="font-family:'Times New Roman','Times','serif';font-size:9pt;text-indent:0pt;margin:0pt;">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section&#160;13(a)&#160;of the Exchange Act.&#160;&#160;&#160;<span style="font-family:'Segoe UI Symbol';">&#9744;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><a id="_d2c92e15_a6d2_4600_934b_5e33244d2e0c"></a><a id="Tc_ZayYlDByDEu2HQJnvnZDaw_1_0"></a><a id="Tc_vjYoJL58Bk2IND0m_jISTQ_1_2"></a><a id="Tc_jSwEVl7rP0S9YosfaRNDVA_1_4"></a><table style="border-collapse:collapse;font-size:16pt;padding-left:0pt;padding-right:0pt;table-layout:auto;width:100%;"><tr style="height:1pt;"><td style="vertical-align:bottom;width:45.97%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:bottom;width:2.01%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:bottom;width:17.99%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:bottom;width:2.01%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:bottom;width:31.99%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td></tr><tr style="height:9.9pt;"><td style="vertical-align:bottom;width:45.97%;border-bottom:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:7pt;text-indent:0pt;margin:0pt;"><b style="font-weight:bold;">Title&#160;of&#160;Each&#160;Class</b></p></td><td style="vertical-align:bottom;width:2.01%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:1pt;text-align:center;text-indent:0pt;margin:0pt;"><b style="font-weight:bold;">&#160;</b></p></td><td style="vertical-align:bottom;width:17.99%;border-bottom:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:7pt;text-align:center;text-indent:0pt;margin:0pt;"><b style="font-weight:bold;">Trading&#160;Symbol</b></p></td><td style="vertical-align:bottom;width:2.01%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:1pt;text-align:center;text-indent:0pt;margin:0pt;"><b style="font-weight:bold;">&#160;</b></p></td><td style="vertical-align:bottom;width:31.99%;border-bottom:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:7pt;text-align:center;text-indent:0pt;margin:0pt;"><b style="font-weight:bold;">Name&#160;of&#160;Exchange&#160;on&#160;which&#160;registered</b></p></td></tr><tr style="height:24.75pt;"><td style="vertical-align:top;width:45.97%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-indent:0pt;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:Security12bTitle" id="Tc_DB-jgYg4HEaXBZ8fyY8pYQ_2_0"><span style="font-size:9pt;">Common Shares, no par value,&#160;and the associated Rights to Purchase Common Shares</span></ix:nonNumeric></p></td><td style="vertical-align:top;width:2.01%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:1pt;text-indent:0pt;margin:0pt;">&#160;</p></td><td style="vertical-align:top;width:17.99%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-indent:0pt;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" name="dei:TradingSymbol" id="Tc_mqv7x_VJc0-QpF-N6Skg_g_2_2"><span style="font-size:9pt;">AT</span></ix:nonNumeric></p></td><td style="vertical-align:top;width:2.01%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:1pt;text-indent:0pt;margin:0pt;">&#160;</p></td><td style="vertical-align:top;width:31.99%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-indent:0pt;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_13_2020_To_8_13_2020_GPhwC9KN9kmKJKmhvg4q0Q" format="ixt-sec:exchnameen" name="dei:SecurityExchangeName" id="Tc_wpCz5X2YUEC4RBMhd7_ZTg_2_4"><span style="font-size:9pt;">The New York Stock Exchange</span></ix:nonNumeric></p></td></tr></table><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:7pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;padding-bottom:1pt;padding-top:1pt;border-bottom:3.0pt solid #000000;border-top:1.0pt solid #000000;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-indent:0pt;margin:0pt;"><span style="margin-bottom:12pt;visibility:hidden;">&#8203;</span></p><p style="display:none;font-family:'Times New Roman','Times','serif';line-height:0pt;margin:0pt;"><span style="font-size:0pt;font-weight:bold;visibility:hidden;">&#8203;</span></p><a id="_b0f0f0cb_787f_4eaf_87e3_fd62c91b1043"></a></div></div>
<div style="background-color:#000000;clear:both;height:2pt;page-break-after:always;width:79.3%;border:0;margin:30pt 10.35% 30pt 10.35%;"></div><div style="max-width:100%;padding-left:10.35%;padding-right:10.35%;position:relative;"><div style="clear:both;max-width:100%;position:relative;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-weight:bold;margin:0pt 0pt 12pt 0pt;"><span style="display:inline-block;text-indent:0pt;width:72pt;"><b style="color:#000000;font-family:'Times New Roman','Times','serif';font-size:10pt;font-style:normal;font-weight:bold;text-align:left;">Item&#160;7.01</b></span>Regulation FD Disclosure.</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-indent:36pt;margin:0pt 0pt 12pt 0pt;">On August 13, 2020, APLP Holdings Limited Partnership (&#8220;APLP Holdings&#8221;), a wholly-owned subsidiary of Atlantic Power Corporation (the &#8220;Company&#8221;), will provide to the lenders under its senior secured credit facilities the unaudited consolidated financial statements of APLP Holdings for the three and six months ended June 30, 2020 and 2019 (the &#8220;APLP Holdings Financial Statements&#8221;), which are attached hereto as Exhibit&#160;99.1 and incorporated by reference herein. The APLP Holdings Financial Statements have been prepared in accordance with generally accepted accounting principles in the United States and are expressed in U.S. dollars. The information in this Item&#160;7.01, including Exhibit&#160;99.1, should be read in conjunction with the information contained in the Company&#8217;s filings under the Securities Exchange Act of 1934, as amended (the &#8220;Exchange Act&#8221;).</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-indent:36pt;margin:0pt 0pt 12pt 0pt;">The information in this Item&#160;7.01, including Exhibit&#160;99.1, is being furnished and shall not be deemed to be &#8220;filed&#8221; for purposes of Section&#160;18 of the Exchange Act, or otherwise subject to the liability of that Section, nor shall such information be deemed to be incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended, or the Exchange Act, except as otherwise stated in that filing. The Company does not undertake any obligation to update the information contained in this Item&#160;7.01, including Exhibit&#160;99.1.</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-weight:bold;margin:0pt 0pt 12pt 0pt;"><span style="display:inline-block;text-indent:0pt;width:72pt;"><b style="color:#000000;font-family:'Times New Roman','Times','serif';font-size:10pt;font-style:normal;font-weight:bold;text-align:left;">Item&#160;9.01.</b></span>Financial Statements and Exhibits.</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt 0pt 12pt 0pt;">(d)&#160;<i style="font-style:italic;">Exhibits</i></p><table style="border-collapse:collapse;font-size:16pt;padding-left:0pt;padding-right:0pt;table-layout:auto;width:100%;"><tr style="height:1pt;"><td style="vertical-align:bottom;width:9.45%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="display:inline-block;text-indent:0pt;width:36pt;"></span><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:bottom;width:2.59%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:bottom;width:87.94%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td></tr><tr><td style="vertical-align:bottom;width:9.45%;border-bottom:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><b style="font-weight:bold;">Exhibit</b><br /><b style="font-weight:bold;">Number</b></p></td><td style="vertical-align:bottom;width:2.59%;border-bottom:1px solid transparent;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">&#160;&#160;&#160;&#160;</b></p></td><td style="vertical-align:bottom;width:87.94%;border-bottom:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">Description</b></p></td></tr><tr><td style="vertical-align:bottom;width:9.45%;border-top:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt 0pt 0pt 2pt;"><span style="margin-left:0pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:2.59%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:bottom;width:87.94%;border-top:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p></td></tr><tr><td style="vertical-align:top;width:9.45%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt 0pt 0pt 2pt;">99.1</p></td><td style="vertical-align:top;width:2.59%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:bottom;width:87.94%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><a href="at-20200813xex99d1.htm"><span style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-style:normal;font-weight:normal;text-align:left;">Consolidated Financial Statements of APLP Holdings (unaudited) for the three and six months ended June 30, 2020 and 2019.</span></a></p></td></tr></table><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-indent:0pt;margin:0pt;"><span style="margin-bottom:12pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p></div></div>
<div style="background-color:#000000;clear:both;height:2pt;page-break-after:always;width:79.3%;border:0;margin:30pt 10.35% 30pt 10.35%;"></div><div style="max-width:100%;padding-left:10.35%;padding-right:10.35%;position:relative;"><div style="clear:both;max-width:100%;position:relative;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-weight:bold;text-align:center;margin:0pt 0pt 12pt 0pt;">SIGNATURES</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-indent:36pt;margin:0pt;">Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p><table style="border-collapse:collapse;font-size:16pt;padding-left:0pt;padding-right:0pt;width:100%;"><tr style="height:1pt;"><td style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">20</p></div></div></td><td style="vertical-align:top;width:3.76%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"></div></div></td><td style="vertical-align:top;width:46.23%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"></div></div></td></tr><tr><td style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">&#160;</p></td><td colspan="2" style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">Atlantic Power Corporation</p></td></tr><tr><td style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">&#160;</p></td><td colspan="2" style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">&#160;</p></td></tr><tr><td style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">&#160;</p></td><td colspan="2" style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">&#160;</p></td></tr><tr><td style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">Dated: August 13, 2020</p></td><td style="vertical-align:top;width:3.76%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">By:</p></td><td style="vertical-align:top;width:46.23%;border-bottom:1.0pt solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="white-space:pre-wrap;"> /s/ Terrence Ronan</span></p></td></tr><tr><td style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">&#160;</p></td><td style="vertical-align:top;width:3.76%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">&#160;</p></td><td style="vertical-align:top;width:46.23%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">Name:&#160;Terrence Ronan</p></td></tr><tr><td style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">&#160;</p></td><td style="vertical-align:top;width:3.76%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">&#160;</p></td><td style="vertical-align:top;width:46.23%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">Title:&#160;&#160;<i style="font-style:italic;"> Chief Financial Officer</i></p></td></tr></table><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p></div></div>
<div style="background-color:#000000;clear:both;height:2pt;margin-left:10.35%;margin-right:10.35%;margin-top:30pt;page-break-after:avoid;width:79.3%;border:0;"></div></body></html>
[{"type": "8-K", "sequence": "1", "filename": "at-20200813x8k.htm", "description": "8-K", "secsgml_size_bytes": 40146}]
{"company-data": {"conformed-name": "ATLANTIC POWER CORP", "cik": "0001419242", "assigned-sic": "4900", "irs-number": "550886410", "state-of-incorporation": "A1", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-34691", "film-number": "201100098"}, "business-address": {"street1": "3 ALLIED DRIVE", "street2": "SUITE 155", "city": "DEDHAM", "state": "MA", "zip": "02026", "phone": "617-977-2400"}, "mail-address": {"street1": "3 ALLIED DRIVE", "street2": "SUITE 155", "city": "DEDHAM", "state": "MA", "zip": "02026"}}
​
​
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
​
​
FORM
8-K
​
​
CURRENT REPORT
Pursuant to Section 13 or 15(d) of
the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported):
August 13, 2020
​
​
ATLANTIC POWER CORPORATION
(Exact name of registrant as specified in its charter)
​
​
​
​
British Columbia,
Canada
001-34691
55-0886410
(State or other jurisdiction of
incorporation or organization)
(Commission File Number)
(IRS Employer Identification No.)
​
​
​
​
3 Allied Drive
,
Suite 155
Dedham
,
MA
02026
(Address of principal executive offices)
(Zip Code)
​
(Registrant's telephone number, including area code
(
617
)
977-2400
)
​
​
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
​
☐
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
​
☐
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
​
☐
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
​
☐
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
​
​
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).
Emerging growth company
☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.
☐
​
​
​
​
​
​
Title of Each Class
Trading Symbol
Name of Exchange on which registered
Common Shares, no par value, and the associated Rights to Purchase Common Shares
AT
The New York Stock Exchange
​
​
​
​
​
Item 7.01
Regulation FD Disclosure.
On August 13, 2020, APLP Holdings Limited Partnership ("APLP Holdings"), a wholly-owned subsidiary of Atlantic Power Corporation (the "Company"), will provide to the lenders under its senior secured credit facilities the unaudited consolidated financial statements of APLP Holdings for the three and six months ended June 30, 2020 and 2019 (the "APLP Holdings Financial Statements"), which are attached hereto as Exhibit 99.1 and incorporated by reference herein. The APLP Holdings Financial Statements have been prepared in accordance with generally accepted accounting principles in the United States and are expressed in U.S. dollars. The information in this Item 7.01, including Exhibit 99.1, should be read in conjunction with the information contained in the Company's filings under the Securities Exchange Act of 1934, as amended (the "Exchange Act").
The information in this Item 7.01, including Exhibit 99.1, is being furnished and shall not be deemed to be "filed" for purposes of Section 18 of the Exchange Act, or otherwise subject to the liability of that Section, nor shall such information be deemed to be incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended, or the Exchange Act, except as otherwise stated in that filing. The Company does not undertake any obligation to update the information contained in this Item 7.01, including Exhibit 99.1.
Item 9.01.
Financial Statements and Exhibits.
(d)
Exhibits
​
​
​
Exhibit
Number
Description
​
​
​
99.1
​
Consolidated Financial Statements of APLP Holdings (unaudited) for the three and six months ended June 30, 2020 and 2019.
​
​
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
​
20
Atlantic Power Corporation
Dated: August 13, 2020
By:
/s/ Terrence Ronan
Name: Terrence Ronan
Title:
Chief Financial Officer
​
​
​