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  <title>cik0000728391-20241017</title></head><body><div style="display:none"><ix:header><ix:hidden><ix:nonNumeric contextRef="c-1" name="dei:EntityCentralIndexKey" id="f-18">0000728391</ix:nonNumeric><ix:nonNumeric contextRef="c-1" name="dei:AmendmentFlag" id="f-19">false</ix:nonNumeric></ix:hidden><ix:references xml:lang="en-US"><link:schemaRef xlink:type="simple" xlink:href="cik0000728391-20241017.xsd"/></ix:references><ix:resources><xbrli:context id="c-1"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0000728391</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2024-10-17</xbrli:startDate><xbrli:endDate>2024-10-17</xbrli:endDate></xbrli:period></xbrli:context></ix:resources></ix:header></div><div id="i5e0213e8873443f5a26ac55dbd048465_1"></div><div style="min-height:49.5pt;width:100%"><div style="text-align:right"><span><br/></span></div></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%">UNITED STATES</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%">SECURITIES AND EXCHANGE COMMISSION</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%">WASHINGTON, DC 20549</span></div><div style="text-align:center"><span><br/></span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%">FORM <ix:nonNumeric contextRef="c-1" name="dei:DocumentType" id="f-1">8-K</ix:nonNumeric> </span></div><div style="text-align:center"><span><br/></span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%">CURRENT REPORT</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%">Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934</span></div><div style="text-align:center"><span><br/></span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:120%">Date of Report (Date of earliest event reported): <ix:nonNumeric contextRef="c-1" name="dei:DocumentPeriodEndDate" format="ixt:date-monthname-day-year-en" id="f-2">October 17, 2024</ix:nonNumeric></span></div><div style="text-align:center"><span><br/></span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:14pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="c-1" name="dei:EntityRegistrantName" id="f-3">IPALCO ENTERPRISES, INC.</ix:nonNumeric></span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:120%"> </span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(Exact name of registrant as specified in its charter)</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="c-1" name="dei:EntityIncorporationStateCountryCode" format="ixt-sec:stateprovnameen" id="f-4">Indiana</ix:nonNumeric></span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:120%"> </span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(State or other jurisdiction of incorporation)</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="c-1" name="dei:EntityFileNumber" id="f-5">1-8644</ix:nonNumeric></span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:120%"> </span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(Commission File Number)</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="c-1" name="dei:EntityTaxIdentificationNumber" id="f-6">35-1575582</ix:nonNumeric></span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:120%"> </span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(IRS Employer Identification No.)</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="c-1" name="dei:EntityAddressAddressLine1" id="f-7">One Monument Circle</ix:nonNumeric></span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:120%"> </span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="c-1" name="dei:EntityAddressCityOrTown" id="f-8">Indianapolis</ix:nonNumeric>, <ix:nonNumeric contextRef="c-1" name="dei:EntityAddressStateOrProvince" format="ixt-sec:stateprovnameen" id="f-9">Indiana</ix:nonNumeric> <ix:nonNumeric contextRef="c-1" name="dei:EntityAddressPostalZipCode" id="f-10">46204</ix:nonNumeric> </span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(Address of principal executive offices, including zip code)</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="c-1" name="dei:CityAreaCode" id="f-11">317</ix:nonNumeric>-<ix:nonNumeric contextRef="c-1" name="dei:LocalPhoneNumber" id="f-12">261-8261</ix:nonNumeric> </span></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:8pt;font-weight:400;line-height:120%">(Registrant's telephone number, including area code)</span></div><div style="text-align:justify"><span><br/></span></div><div style="text-align:justify;text-indent:18pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:120%">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:</span></div><div style="text-align:justify;text-indent:18pt"><span><br/></span></div><div style="margin-bottom:6pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Arial Unicode MS',sans-serif;font-size:12pt;font-weight:400;line-height:120%"><ix:nonNumeric contextRef="c-1" name="dei:WrittenCommunications" format="ixt-sec:boolballotbox" id="f-13">&#9744;</ix:nonNumeric></span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:120%"> Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</span></div><div style="margin-bottom:6pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Arial 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style="margin-bottom:6pt;padding-left:36pt;text-indent:-18pt"><span style="color:#000000;font-family:'Arial Unicode MS',sans-serif;font-size:12pt;font-weight:400;line-height:120%"><ix:nonNumeric contextRef="c-1" name="dei:PreCommencementIssuerTenderOffer" format="ixt-sec:boolballotbox" id="f-16">&#9744;</ix:nonNumeric></span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:120%"> Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</span></div><div style="margin-top:5pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:96.866%"><tr><td style="width:1.0%"/><td style="width:35.370%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:20.664%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:40.666%"/><td style="width:0.1%"/></tr><tr><td colspan="9" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="margin-bottom:2pt;padding-left:2.25pt;padding-right:2.25pt;text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:100%">Securities registered pursuant to Section&#160;12(b) of the Act:</span></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="margin-bottom:2pt;padding-left:2.25pt;padding-right:2.25pt;text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:100%;text-decoration:underline">Title of Each Class</span></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="margin-bottom:2pt;padding-left:2.25pt;padding-right:2.25pt;text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:100%;text-decoration:underline">Trading Symbol(s)</span></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="margin-bottom:2pt;padding-left:2.25pt;padding-right:2.25pt;text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:100%;text-decoration:underline">Name of Each Exchange on Which Registered</span></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="margin-bottom:2pt;padding-left:2.25pt;padding-right:2.25pt;text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:100%">N/A</span></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="margin-bottom:2pt;padding-left:2.25pt;padding-right:2.25pt;text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:100%">N/A</span></div></td><td 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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><span style="color:#000000;font-family:'Arial',sans-serif;font-size:12pt;font-weight:400;line-height:120%">  </span><span style="color:#000000;font-family:'Arial Unicode MS',sans-serif;font-size:12pt;font-weight:400;line-height:120%">&#9744;</span></div><div><span><br/></span></div><div style="height:49.5pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><span><br/></span></div></div></div><div id="i5e0213e8873443f5a26ac55dbd048465_7"></div><hr style="page-break-after:always"/><div style="min-height:49.5pt;width:100%"><div><span><br/></span></div></div><div style="-sec-extract:summary;padding-left:72pt;text-indent:-72pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:115%">Item 5.02 &#160;&#160;&#160;&#160;</span><span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:115%">Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.</span></div><div style="padding-left:72pt;text-indent:-72pt"><span><br/></span></div><div style="text-align:justify;text-indent:36pt"><span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:120%">On October 17, 2024, Indianapolis Power &amp; Light Company, doing business as AES Indiana (&#8220;AES Indiana&#8221;), the primary operating subsidiary of IPALCO Enterprises, Inc. (&#8220;IPALCO&#8221;), received a resignation letter from John Bigalbal informing AES Indiana that he will be retiring from The AES Corporation (&#8220;AES&#8221;), the majority shareholder of IPALCO, in April 2025 and will be resigning his role as Vice President and Chief Operating Officer, Generation of AES Indiana, effective November 1, 2024. </span></div><div style="text-align:justify"><span><br/></span></div><div style="text-align:justify"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%">Item 9.01</span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:12pt;font-weight:700;line-height:120%">         </span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%">Financial Statements and Exhibits</span></div><div><span><br/></span></div><div><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-style:italic;font-weight:400;line-height:112%">(d) Exhibits</span></div><div><span><br/></span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:95.584%"><tr><td style="width:1.0%"/><td style="width:13.207%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:84.593%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:112%">Exhibit 104</span></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div><span style="background-color:#ffffff;color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:107%">The cover page from this Current Report on Form 8-K, formatted in Inline XBRL.</span></div></td></tr><tr style="height:15pt"><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/></tr><tr style="height:15pt"><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/></tr></table></div><div style="height:49.5pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><span><br/></span></div></div></div><div id="i5e0213e8873443f5a26ac55dbd048465_13"></div><hr style="page-break-after:always"/><div style="min-height:49.5pt;width:100%"><div><span><br/></span></div></div><div style="text-align:center"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%">SIGNATURES</span></div><div style="padding-left:36pt;padding-right:36pt;text-align:center;text-indent:-72pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:120%">&#160;</span></div><div style="text-align:justify;text-indent:45pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:120%">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.&#160;</span></div><div style="text-indent:45pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:120%">&#160;</span></div><div style="text-indent:45pt"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:120%">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:700;line-height:120%">IPALCO Enterprises, Inc.</span></div><div style="text-indent:45pt"><span><br/></span></div><div style="text-indent:45pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:86.752%"><tr><td style="width:1.0%"/><td style="width:45.698%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:7.274%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:43.728%"/><td style="width:0.1%"/></tr><tr style="height:14pt"><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:100%">Date:  October 17,2024</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:11pt;font-weight:400;line-height:100%">By:</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span 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text: cik0000728391-20241017
  UNITED STATES
  SECURITIES AND EXCHANGE COMMISSION
  WASHINGTON, DC 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):
  October 17, 2024
  IPALCO ENTERPRISES, INC.
  (Exact name of registrant as specified in its charter)
  Indiana
  (State or other jurisdiction of incorporation)
  1-8644
  (Commission File Number)
  35-1575582
  (IRS Employer Identification No.)
  One Monument Circle
  Indianapolis
  ,
  Indiana
  46204
  (Address of principal executive offices, including zip code)
  317
  -
  261-8261
  (Registrant's telephone number, including area code)
  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))
  Securities registered pursuant to Section 12(b) of the Act:
  Title of Each Class
  Trading Symbol(s)
  Name of Each Exchange on Which Registered
  N/A
  N/A
  N/A
  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 5.02
  Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
  On October 17, 2024, Indianapolis Power & Light Company, doing business as AES Indiana ("AES Indiana"), the primary operating subsidiary of IPALCO Enterprises, Inc. ("IPALCO"), received a resignation letter from John Bigalbal informing AES Indiana that he will be retiring from The AES Corporation ("AES"), the majority shareholder of IPALCO, in April 2025 and will be resigning his role as Vice President and Chief Operating Officer, Generation of AES Indiana, effective November 1, 2024.
  Item 9.01
  Financial Statements and Exhibits
  (d) Exhibits
  Exhibit 104
  The cover page from this Current Report on Form 8-K, formatted in Inline XBRL.
  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.
  IPALCO Enterprises, Inc.
  Date:  October 17,2024
  By:
  /s/ Brian Hylander
  Name:
  Brian Hylander
  Title:
  General Counsel and Secretary