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

      <!-- iXBRL document created with: Toppan Merrill Bridge iXBRL 9.6.7811.37134 -->
      <!-- Based on: iXBRL 1.1 -->
      <!-- Created on: 8/5/2021 8:01:17 PM -->
      <!-- iXBRL Library version: 1.0.7811.37150 -->
      <!-- iXBRL Service Job ID: 0f110ceb-2941-4470-8058-e61f2c435e0f -->

  <html xmlns:dei="http://xbrl.sec.gov/dei/2020-01-31" xmlns="http://www.w3.org/1999/xhtml" xmlns:coll="http://www.collegiumpharma.com/20210805" 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_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:EntityCentralIndexKey" id="Tc_VI5F2lS51Eu4k-ZYqoCaxQ_2_1">0001267565</ix:nonNumeric><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:AmendmentFlag" id="Tc_fcKUI-ScQ0aPW7fFeofiiA_3_1">false</ix:nonNumeric></ix:hidden><ix:references><link:schemaRef xlink:href="coll-20210805.xsd" xlink:type="simple"></link:schemaRef></ix:references><ix:resources><xbrli:context id="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001267565</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2021-08-05</xbrli:startDate><xbrli:endDate>2021-08-05</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;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;padding-bottom:1pt;padding-top:1pt;text-align:center;border-bottom:1px solid #000000;border-top:2.25pt solid #000000;margin:0pt;"><span style="font-size:1pt;font-weight:bold;visibility:hidden;">&#8203;</span></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><a id="_f45bf32e_c185_4b20_994d_2ca5eba05fe0"></a><a id="page1"></a><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><b style="font-size:14.5pt;font-weight:bold;">UNITED STATES</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:2.2pt;margin:0pt;"><span style="font-size:2.2pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><b style="font-size:14.5pt;font-weight:bold;">SECURITIES AND EXCHANGE COMMISSION</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:0.5pt;margin:0pt;"><span style="font-size:0.5pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;text-align:center;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;line-height:1pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:15.85pt;margin:0pt;"><span style="font-size:15.85pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:14.5pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">FORM </b><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:DocumentType" id="Narr_imVlhRqB3k2_8KCzBdJkNw"><b style="font-weight:bold;">8-K</b></ix:nonNumeric></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><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">CURRENT REPORT</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">Pursuant to Section 13 or 15(d)</b><span style="font-size:10pt;"> </span><b style="font-weight:bold;">of the Securities Exchange Act of 1934</b></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><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:0.25pt;margin:0pt;"><span style="font-size:0.25pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><b style="font-size:8pt;font-weight:bold;">Date of Report (Date of earliest event reported): </b><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" format="ixt:datemonthdayyearen" name="dei:DocumentPeriodEndDate" id="Narr_Z4utVR_Tj0iW8SrstIm6Cg"><b style="font-size:8pt;font-weight:bold;">August 5, 2021</b></ix:nonNumeric></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:13.35pt;margin:0pt;"><span style="font-size:13.35pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:19.5pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:EntityRegistrantName" id="Narr_Xn29up72R0mbVTE6kkl3cA"><b style="font-weight:bold;">COLLEGIUM PHARMACEUTICAL, INC.</b></ix:nonNumeric></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:2.6pt;margin:0pt;"><span style="font-size:2.6pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;text-align:center;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;line-height:7.95pt;margin:0pt;"><span style="font-size:7.95pt;visibility:hidden;">&#8203;</span></p><a id="_afebdc51_396e_40e4_82ef_ca6721e0c257"></a><a id="Tc_55MM108qjUKiGZvj7dhySg_2_0"></a><a id="Tc_yvgTMYJ0XUOyDvL_ha4veg_2_1"></a><a id="Tc_JqDLLVUEk0Gavpwp83-10w_2_2"></a><a id="Tc_rgShgxvupkiFRKpdNiGnog_5_2"></a><a id="Tc_FCvdXKfA0EmwPZnHEO8-nw_6_0"></a><a id="Tc_zNsT_nPYZka2sdF6fDySLA_7_0"></a><table style="border-collapse:collapse;font-size:16pt;height:max-content;width:99.89%;"><tr style="height:1pt;"><td style="vertical-align:top;width:33.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><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;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:top;width:33.34%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><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;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:top;width:33.32%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><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;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td></tr><tr><td style="vertical-align:top;width:33.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" format="ixt-sec:stateprovnameen" name="dei:EntityIncorporationStateCountryCode" id="Tc_dzZ-9WKrf0enPxy-deWJag_1_0"><b style="font-size:8pt;font-weight:bold;">Virginia</b></ix:nonNumeric></p></td><td style="vertical-align:top;width:33.34%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:EntityFileNumber" id="Tc_eNlYTTIihEWtpBkKYo4Leg_1_1"><b style="font-size:8pt;font-weight:bold;">001-37372</b></ix:nonNumeric></p></td><td style="vertical-align:top;width:33.32%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:EntityTaxIdentificationNumber" id="Tc_9y3mmplKp0Ggd-qv4eppNg_1_2"><b style="font-size:8pt;font-weight:bold;">03-0416362</b></ix:nonNumeric></p></td></tr><tr><td style="vertical-align:top;width:33.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;text-align:center;margin:0pt;">(State or other jurisdiction of incorporation)</p></td><td style="vertical-align:top;width:33.34%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;text-align:center;margin:0pt;">(Commission File Number)</p></td><td style="vertical-align:top;width:33.32%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;text-align:center;margin:0pt;">(IRS Employer Identification No.)</p></td></tr><tr><td style="vertical-align:top;width:33.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:8pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:33.34%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:8pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:33.32%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:8pt;visibility:hidden;">&#8203;</span></p></td></tr><tr><td style="vertical-align:top;width:33.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:EntityAddressAddressLine1" id="Tc_ouDknhUDGkOouZY6bI9R1g_4_0"><b style="font-size:8pt;font-weight:bold;">100 Technology Center Drive</b></ix:nonNumeric></p></td><td style="vertical-align:top;width:33.34%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:8pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:33.32%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:EntityAddressPostalZipCode" id="Tc_XLY5xX2H-Ua2MDz3Lw7rOQ_4_2"><b style="font-size:8pt;font-weight:bold;">02072</b></ix:nonNumeric></p></td></tr><tr><td style="vertical-align:top;width:33.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:EntityAddressAddressLine2" id="Tc_E_12u49qw0CWtsDwD1_naw_5_0"><b style="font-size:8pt;font-weight:bold;">Suite 300</b></ix:nonNumeric></p></td><td style="vertical-align:top;width:33.34%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:8pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:33.32%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;text-align:center;margin:0pt;">(Zip Code)</p></td></tr><tr><td style="vertical-align:top;width:33.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:EntityAddressCityOrTown" id="Narr_VtsSl2Q6U0KYeBkcoZr1cw"><b style="font-size:8pt;font-weight:bold;">Stoughton</b></ix:nonNumeric><b style="font-size:8pt;font-weight:bold;">, </b><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:EntityAddressStateOrProvince" id="Narr_CXfDDHVPHEiebfRIZSmiTA"><b style="font-size:8pt;font-weight:bold;">MA</b></ix:nonNumeric></p></td><td style="vertical-align:top;width:33.34%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:8pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:33.32%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:8pt;visibility:hidden;">&#8203;</span></p></td></tr><tr><td style="vertical-align:top;width:33.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;text-align:center;margin:0pt;">(Address of principal executive offices)</p></td><td style="vertical-align:top;width:33.34%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:8pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:33.32%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-size:8pt;visibility:hidden;">&#8203;</span></p></td></tr></table><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-align:center;margin:0pt;"><b style="font-size:8pt;font-weight:bold;">Registrant&#8217;s telephone number, including area code: (</b><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:CityAreaCode" id="Narr_WYN5y2XyJEyH7tqFnu7Edg"><b style="font-size:8pt;font-weight:bold;">781</b></ix:nonNumeric><b style="font-size:8pt;font-weight:bold;">) </b><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:LocalPhoneNumber" id="Narr_VueKnC6xekamG0cD72OQzw"><b style="font-size:8pt;font-weight:bold;">713-3699</b></ix:nonNumeric></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:8.35pt;margin:0pt;"><span style="font-size:8.35pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">(Former name or former address, if changed since last report.)</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:15.55pt;margin:0pt;"><span style="font-size:15.55pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;line-height:1.44;margin:0pt 12pt 0pt 1pt;">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 (see General Instruction A.2. below):</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:4.7pt;margin:0pt;"><span style="font-size:4.7pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;padding-left:16.5pt;text-indent:-16.5pt;margin:0pt 0pt 0pt 0.5pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" format="ixt-sec:boolballotbox" name="dei:WrittenCommunications" id="Narr_BLMrldZNE0CBFnC0cX2lVA"><span style="font-size:8pt;">&#9744;</span></ix:nonNumeric><span style="font-size:8pt;">&#160;&#160;&#160;&#160;Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:9pt;margin:0pt;"><span style="font-size:9pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;padding-left:16.5pt;text-indent:-16.5pt;margin:0pt 0pt 0pt 0.5pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" format="ixt-sec:boolballotbox" name="dei:SolicitingMaterial" id="Narr_JlnQRaSB7U-0oa-Fm0RSbw"><span style="font-size:8pt;">&#9744;</span></ix:nonNumeric><span style="font-size:8pt;">&#160;&#160;&#160;&#160;Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:9pt;margin:0pt;"><span style="font-size:9pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;padding-left:16.5pt;text-indent:-16.5pt;margin:0pt 0pt 0pt 0.5pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" format="ixt-sec:boolballotbox" name="dei:PreCommencementTenderOffer" id="Narr_MZfR7CVti0SGVBpHFU9G5g"><span style="font-size:8pt;">&#9744;</span></ix:nonNumeric><span style="font-size:8pt;">&#160;&#160;&#160;&#160;Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:9pt;margin:0pt;"><span style="font-size:9pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;padding-left:16.5pt;text-indent:-16.5pt;margin:0pt 0pt 0pt 0.5pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" format="ixt-sec:boolballotbox" name="dei:PreCommencementIssuerTenderOffer" id="Narr_zyXPoOW5hki19gmFd8m2xw"><span style="font-size:8pt;">&#9744;</span></ix:nonNumeric><span style="font-size:8pt;">&#160;&#160;&#160;&#160;Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:9.05pt;margin:0pt;"><span style="font-size:9.05pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;margin:0pt 0pt 0pt 1pt;">Securities registered pursuant to Section 12(b) of the Act:</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:9.05pt;margin:0pt;"><span style="font-size:9.05pt;visibility:hidden;">&#8203;</span></p><a id="_0047a732_ee79_445f_8143_5050f5032702"></a><a id="Tc_CiNi-qBOmE6hQvy8TYi6vg_1_0"></a><a id="Tc_8vfsQwMKyU6TS-LaZMG-rg_1_1"></a><a id="Tc_z2znT0boMUW8KdS9bOimKw_1_2"></a><table style="border-collapse:collapse;font-size:16pt;height:max-content;width:99.89%;"><tr style="height:1pt;"><td style="vertical-align:top;width:33.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><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;"><span style="font-size:8pt;font-weight:bold;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:top;width:33.34%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><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;"><span style="font-size:8pt;font-weight:bold;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:top;width:33.32%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><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;"><span style="font-size:8pt;font-weight:bold;visibility:hidden;">&#8203;</span></p></div></div></td></tr><tr><td style="vertical-align:top;width:33.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">Title of each class</b></p></td><td style="vertical-align:top;width:33.34%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">Trading Symbol(s)</b></p></td><td style="vertical-align:top;width:33.32%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">Name of each exchange on which registered</b></p></td></tr><tr><td style="vertical-align:top;width:33.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:Security12bTitle" id="Tc_5keFrx5KNUOKbfDII-3L5A_2_0"><span style="font-size:8pt;">Common stock, par value $0.001 per share</span></ix:nonNumeric></p></td><td style="vertical-align:top;width:33.34%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" name="dei:TradingSymbol" id="Tc_qgQUmHgaN0y8ljAhzLZonA_2_1"><span style="font-size:8pt;">COLL</span></ix:nonNumeric></p></td><td style="vertical-align:top;width:33.32%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" format="ixt-sec:exchnameen" name="dei:SecurityExchangeName" id="Tc_3jil8qRh1kiBPAyqUD7sHw_2_2"><span style="font-size:8pt;">The NASDAQ Global Select Market</span></ix:nonNumeric></p></td></tr></table><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:9.05pt;margin:0pt;"><span style="font-size:9.05pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;line-height:1.44;margin:0pt 1pt 0pt 1pt;">Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (&#167;230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (&#167;240.12b-2 of this chapter).</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:3.6pt;margin:0pt;"><span style="font-size:3.6pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:9.2pt;margin:0pt 0pt 0pt 1pt;"><span style="font-size:8pt;">Emerging growth company </span><ix:nonNumeric contextRef="Duration_8_5_2021_To_8_5_2021_o9QCbmQqqkysDjKvAMDIPA" format="ixt-sec:boolballotbox" name="dei:EntityEmergingGrowthCompany" id="Narr_9-gwdtkpHUeIIzRUnzAh3g"><span style="font-family:'Segoe UI Symbol';font-size:8pt;">&#9744;</span></ix:nonNumeric></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:10.1pt;margin:0pt;"><span style="font-size:10.1pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:8pt;line-height:10.55pt;margin:0pt 15pt 0pt 1pt;">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. <span style="font-family:'Segoe UI Symbol';">&#9744;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:7.8pt;margin:0pt;"><span style="font-size:7.8pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:10.7pt;margin:0pt;"><span style="font-size:10.7pt;visibility:hidden;">&#8203;</span></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><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="font-size:6pt;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="font-size:11pt;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;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;"><a id="_c546a1dc_3af1_4bf8_a5e8_e3721dfb4a2e"></a><a id="_9kR3WTr8E845FYQtnFHF"></a><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="display:inline-block;text-indent:0pt;width:72pt;"><b style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-style:normal;font-weight:bold;text-align:left;">Item 2.02 </b></span>&#160;<b style="font-weight:bold;">Results of Operations and Financial Condition.</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-weight:bold;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">On August 5, 2021, Collegium Pharmaceutical, Inc. issued a press release announcing its financial results for the quarterly period ended June 30, 2021. The full text of the press release issued in connection with the announcement is attached hereto as Exhibit 99.1 and is being furnished, not filed, under Item 2.02 of this Current Report on Form 8-K.</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="background-color:#ffff00;font-weight:bold;visibility:hidden;">&#8203;</span></p><a id="_9kR3WTr5DA45EOHA"></a><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><b style="font-weight:bold;">Item </b><b style="font-weight:bold;">9.01</b>&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; <b style="font-weight:bold;">Financial Statements and Exhibits.</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="white-space:pre-wrap;">(d)       Exhibits</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p><table style="border-collapse:collapse;font-size:16pt;height:max-content;padding-left:0pt;padding-right:0pt;width:100%;"><tr style="height:1pt;"><td style="vertical-align:middle;width:13.96%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:50%;transform:translate(0,-50%);width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="background-color:#00ff00;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:middle;width:2.67%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:50%;transform:translate(0,-50%);width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="background-color:#00ff00;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:bottom;white-space:nowrap;width:83.36%;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="background-color:#00ff00;visibility:hidden;">&#8203;</span></p></div></div></td></tr><tr><td style="vertical-align:middle;width:13.96%;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></p></td><td style="vertical-align:middle;width:2.67%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><b style="font-weight:bold;">&#160;&#160;</b></p></td><td style="vertical-align:bottom;white-space:nowrap;width:83.36%;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:middle;width:13.96%;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;">No.</b></p></td><td style="vertical-align:middle;width:2.67%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="font-weight:bold;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:middle;width:83.36%;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;">Description</b></p></td></tr><tr><td style="vertical-align:middle;width:13.96%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">99.1</p></td><td style="vertical-align:middle;width:2.67%;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;white-space:nowrap;width:83.36%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><a style="-sec-extract:exhibit;" href="coll-20210805xex99d1.htm"><span style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-style:normal;font-weight:normal;text-align:left;">Press Release, dated August 5, 2021</span></a></p></td></tr><tr><td style="vertical-align:middle;width:13.96%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="color:#212529;">104</span></p></td><td style="vertical-align:middle;width:2.67%;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:middle;width:83.36%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><span style="color:#212529;">Cover Page Interactive Data File (embedded within the Inline XBRL document)</span></p></td></tr></table><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;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;text-align:center;margin:0pt;"><b style="font-weight:bold;">SIGNATURES</b></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: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;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p><table style="border-collapse:collapse;font-size:16pt;height:max-content;margin-left:auto;margin-right:auto;padding-left:0pt;padding-right:0pt;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="visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:top;width:4.99%;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;"><span style="visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:top;width:45%;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;"><span style="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;margin:0pt;"><span style="font-weight:bold;visibility:hidden;">&#8203;</span></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;"><b style="font-weight:bold;">Collegium Pharmaceutical, Inc.</b></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:10pt;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:4.99%;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:top;width:45%;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:bottom;width:50%;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:4.99%;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:bottom;width:45%;border-bottom:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">/s/ Colleen Tupper</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:10pt;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:4.99%;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:top;width:45%;border-top:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">Colleen Tupper</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:10pt;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:4.99%;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:top;width:45%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">Executive Vice President and Chief Financial Officer</p></td></tr></table><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;">Dated: August 5, 2021</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><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><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><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": "coll-20210805x8k.htm", "description": "8-K", "secsgml_size_bytes": 39951}]
{"company-data": {"conformed-name": "COLLEGIUM PHARMACEUTICAL, INC", "cik": "0001267565", "assigned-sic": "2834", "irs-number": "000000000", "state-of-incorporation": "VA", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-37372", "film-number": "211148071"}, "business-address": {"street1": "100 TECHNOLOGY CENTER DRIVE", "city": "STOUGHTON", "state": "MA", "zip": "02072", "phone": "781-713-3699"}, "mail-address": {"street1": "100 TECHNOLOGY CENTER DRIVE", "city": "STOUGHTON", "state": "MA", "zip": "02072"}, "former-company": {"former-conformed-name": "COLLEGIUM PHARMACEUTICAL INC", "date-changed": "20031020"}}
​
​
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 5, 2021
​
​
COLLEGIUM PHARMACEUTICAL, INC.
​
(Exact name of registrant as specified in its charter)
​
​
​
​
Virginia
001-37372
03-0416362
(State or other jurisdiction of incorporation)
(Commission File Number)
(IRS Employer Identification No.)
​
​
​
100 Technology Center Drive
​
02072
Suite 300
​
(Zip Code)
Stoughton
,
MA
​
​
(Address of principal executive offices)
​
​
​
Registrant's telephone number, including area code: (
781
)
713-3699
​
(Former name or former address, if changed since last report.)
​
​
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 (see General Instruction A.2. below):
​
☐
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))
​
Securities registered pursuant to Section 12(b) of the Act:
​
​
​
​
Title of each class
Trading Symbol(s)
Name of each exchange on which registered
Common stock, par value $0.001 per share
COLL
The NASDAQ Global Select Market
​
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
​
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.
☐
​
​
​
​
​
​
​
Item 2.02
Results of Operations and Financial Condition.
​
On August 5, 2021, Collegium Pharmaceutical, Inc. issued a press release announcing its financial results for the quarterly period ended June 30, 2021. The full text of the press release issued in connection with the announcement is attached hereto as Exhibit 99.1 and is being furnished, not filed, under Item 2.02 of this Current Report on Form 8-K.
​
Item
9.01
Financial Statements and Exhibits.
(d)       Exhibits
​
​
​
​
Exhibit
​
No.
​
Description
99.1
​
Press Release, dated August 5, 2021
104
​
Cover Page Interactive Data File (embedded within the Inline XBRL document)
​
​
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.
​
​
​
​
​
Collegium Pharmaceutical, Inc.
​
​
​
​
By:
/s/ Colleen Tupper
​
​
Colleen Tupper
​
​
Executive Vice President and Chief Financial Officer
​
Dated: August 5, 2021
​
​
​
​
​
​
​