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<title>hlg-20250120</title></head><body><div style="display:none"><ix:header><ix:hidden><ix:nonNumeric contextRef="c-1" name="dei:EntityCentralIndexKey" id="f-25">0001840292</ix:nonNumeric><ix:nonNumeric contextRef="c-1" name="dei:AmendmentFlag" format="ixt:fixed-false" id="f-26">FALSE</ix:nonNumeric></ix:hidden><ix:references xml:lang="en-US"><link:schemaRef xlink:type="simple" xlink:href="hlg-20250120.xsd"/></ix:references><ix:resources><xbrli:context id="c-1"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001840292</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2025-01-20</xbrli:startDate><xbrli:endDate>2025-01-20</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="c-2"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001840292</xbrli:identifier><xbrli:segment><xbrldi:explicitMember 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dimension="us-gaap:StatementClassOfStockAxis">hlg:PreferredSharePurchaseRightMember</xbrldi:explicitMember></xbrli:segment></xbrli:entity><xbrli:period><xbrli:startDate>2025-01-20</xbrli:startDate><xbrli:endDate>2025-01-20</xbrli:endDate></xbrli:period></xbrli:context></ix:resources></ix:header></div><div id="ic1e7659442f04184a81042e273bc0d19_1"></div><div style="min-height:72pt;width:100%"><div><span><br/></span></div></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:98.900%"/><td style="width:0.1%"/></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:3pt double #000;padding:0 1pt"/></tr></table></div><div style="margin-top:6pt;text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">UNITED STATES</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">SECURITIES AND EXCHANGE COMMISSION</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Washington, D.C. 20549</span></div><div style="text-align:center"><span><br/></span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;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:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">CURRENT REPORT</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;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:'Times New Roman',sans-serif;font-size:10pt;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">January 20, 2025</ix:nonNumeric></span></div><div style="text-align:center"><span><br/></span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:18pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="c-1" name="dei:EntityRegistrantName" id="f-3">Heliogen, Inc.</ix:nonNumeric></span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(Exact name of registrant as specified in its charter)</span></div><div style="text-align:center"><span><br/></span></div><div style="text-align:center"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:28.547%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:0.441%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:38.803%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:0.441%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:28.068%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:112%"><ix:nonNumeric contextRef="c-1" name="dei:EntityIncorporationStateCountryCode" format="ixt-sec:stateprovnameen" id="f-4">Delaware</ix:nonNumeric></span></div></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:112%"><ix:nonNumeric contextRef="c-1" name="dei:EntityFileNumber" id="f-5">001-40209</ix:nonNumeric></span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:112%"><ix:nonNumeric contextRef="c-1" name="dei:EntityTaxIdentificationNumber" id="f-6">85-4204953</ix:nonNumeric></span></td></tr><tr><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><div style="padding-right:-36pt;text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">(State or other jurisdiction of</span></div><div style="padding-right:-36pt;text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">incorporation)</span></div></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">(Commission File Number)</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">(I.R.S. Employer </span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">Identification No.)</span></div></td></tr></table></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="c-1" name="dei:EntityAddressAddressLine1" id="f-7">130 West Union Street</ix:nonNumeric></span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%"><ix:nonNumeric contextRef="c-1" name="dei:EntityAddressCityOrTown" id="f-8">Pasadena</ix:nonNumeric>, <ix:nonNumeric contextRef="c-1" name="dei:EntityAddressStateOrProvince" format="ixt-sec:stateprovnameen" id="f-9">California</ix:nonNumeric> <ix:nonNumeric contextRef="c-1" name="dei:EntityAddressPostalZipCode" id="f-10">91103</ix:nonNumeric></span></div><div style="text-align:center"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:98.900%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">(Address of Principal Executive Offices)</span></div></td></tr></table></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Registrant's telephone number, including area code: </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">(<ix:nonNumeric contextRef="c-1" name="dei:CityAreaCode" id="f-11">626</ix:nonNumeric>) <ix:nonNumeric contextRef="c-1" name="dei:LocalPhoneNumber" id="f-12">720-4530</ix:nonNumeric></span></div><div style="text-align:center"><span><br/></span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligations of the registrant under any of the following provisions:</span></div><div style="margin-top:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:2.505%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:95.295%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:12pt;font-weight:400;line-height:112%"><ix:nonNumeric contextRef="c-1" name="dei:WrittenCommunications" format="ixt-sec:boolballotbox" id="f-13">&#9744;</ix:nonNumeric></span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:12pt;font-weight:400;line-height:112%"><ix:nonNumeric contextRef="c-1" name="dei:SolicitingMaterial" format="ixt-sec:boolballotbox" id="f-14">&#9744;</ix:nonNumeric></span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:12pt;font-weight:400;line-height:112%"><ix:nonNumeric contextRef="c-1" name="dei:PreCommencementTenderOffer" format="ixt-sec:boolballotbox" id="f-15">&#9744;</ix:nonNumeric></span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:12pt;font-weight:400;line-height:112%"><ix:nonNumeric contextRef="c-1" name="dei:PreCommencementIssuerTenderOffer" format="ixt-sec:boolballotbox" id="f-16">&#9744;</ix:nonNumeric></span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</span></td></tr></table><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Securities registered pursuant to Section 12(b) of the Act:</span></div><div style="margin-top:6pt;text-align:center"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:99.839%"><tr><td style="width:1.0%"/><td style="width:46.251%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:0.442%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:14.790%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:0.442%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:34.375%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:112%">Title of each class</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:112%">Trading Symbol(s)</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:112%">Name of each exchange on which registered</span></td></tr><tr><td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:112%"><ix:nonNumeric contextRef="c-2" name="dei:Security12bTitle" id="f-17">Common stock, $0.0001 par value per share</ix:nonNumeric></span></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:112%"><ix:nonNumeric contextRef="c-2" name="dei:TradingSymbol" id="f-18">HLGN</ix:nonNumeric></span></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:112%">OTCQX</span></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:112%"><ix:nonNumeric contextRef="c-3" name="dei:Security12bTitle" id="f-19">Warrants, each 35 warrants exercisable for one share of common stock at an exercise price of $402.50 per share</ix:nonNumeric></span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:112%"><ix:nonNumeric contextRef="c-3" name="dei:TradingSymbol" id="f-20">HLGNW</ix:nonNumeric></span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:112%">OTCPK</span></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:112%"><ix:nonNumeric contextRef="c-4" name="dei:Security12bTitle" id="f-21">Preferred Share Purchase Rights</ix:nonNumeric></span></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:112%"><ix:nonNumeric contextRef="c-4" name="dei:NoTradingSymbolFlag" format="ixt:fixed-true" id="f-22">N/A</ix:nonNumeric></span></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:112%">OTCQX</span></td></tr></table></div><div style="margin-top:6pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">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).</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Emerging growth company </span><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:10pt;font-weight:400;line-height:120%"><ix:nonNumeric contextRef="c-1" name="dei:EntityEmergingGrowthCompany" format="ixt:fixed-true" id="f-23">x</ix:nonNumeric></span></div><div style="margin-top:6pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">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><span style="color:#000000;font-family:'Wingdings',sans-serif;font-size:10pt;font-weight:400;line-height:120%"><ix:nonNumeric contextRef="c-1" name="dei:EntityExTransitionPeriod" format="ixt:fixed-true" id="f-24">x</ix:nonNumeric></span></div><div style="margin-top:6pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:98.900%"/><td style="width:0.1%"/></tr><tr style="height:3pt"><td colspan="3" style="border-bottom:3pt double #000;padding:0 1pt"/></tr></table></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><span><br/></span></div></div></div><div id="ic1e7659442f04184a81042e273bc0d19_7"></div><hr style="page-break-after:always"/><div style="min-height:72pt;width:100%"><div><span><br/></span></div></div><div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Item 1.02 Termination of a Material Definitive Agreement. </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:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">On March 28, 2022, Heliogen, Inc. (&#8220;Heliogen&#8221; or the &#8220;Company&#8221;), through its wholly-owned subsidiary Heliogen Holdings Inc. entered into a Commercial Scale Demonstration Agreement (&#8220;Agreement&#8221;) with Woodside Energy (USA) Inc. (&#8220;Woodside&#8221;) for the engineering, procurement and construction of a 5 MWe concentrated solar energy facility (the &#8220;Capella Project&#8221;). Following completion of the front-end engineering and design phase of the Capella Project, Heliogen and Woodside decided not to pursue construction of the facility due to escalated costs. On January 20, 2025, Heliogen received notice of termination of the Agreement from Woodside, effective as of December 4, 2024. </span></div><div style="text-align:justify;text-indent:18pt"><span><br/></span></div><div style="text-align:justify;text-indent:18pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">Material terms of the Agreement are set forth in the Company's Annual Report on Form 10-K for the year ended December 31, 2023, filed with the Securities and Exchange Commission (&#8220;SEC&#8221;) on March 26, 2024 (&#8220;Form 10-K&#8221;). The descriptions of the Agreement in this Current Report on Form 8-K (&#8220;Form 8-K&#8221;) and in the Company&#8217;s Form 10-K do not purport to be complete and are subject to, and qualified in their entirety by reference to the Agreement which the Company initially filed as Exhibit 10.2 to its Quarterly Report on Form 10-Q for the three months ended March 31, 2022, filed with the SEC on May 23, 2022.</span></div><div style="text-align:justify"><span><br/></span></div><div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Item 7.01 Regulation FD Disclosure.</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:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">On January 23, 2025, the Company issued a press release with respect to the conclusion of the Capella Project. A copy of the Company&#8217;s press release is being furnished as Exhibit 99.1 to this Form 8-K. The exhibit attached hereto shall not be deemed &#8220;filed&#8221; for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, unless specifically identified therein as being incorporated by reference.</span></div><div style="text-align:justify;text-indent:18pt"><span><br/></span></div><div id="ic1e7659442f04184a81042e273bc0d19_10"></div><div style="-sec-extract:summary"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Item 9.01 Financial Statements and Exhibits.</span></div><div><span><br/></span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(d) Exhibits.  </span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:15.085%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:0.441%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:82.074%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">Exhibit Number</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">Description</span></td></tr><tr><td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">99.1</span></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"/><td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline" href="ex991-capellaprojectconclu.htm">Press Release, dated January 23, 2025</a></span></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">104</span></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"/><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Cover Page Interactive Data File (embedded within the Inline XBRL document).</span></td></tr></table></div><div><span><br/></span></div><div id="ic1e7659442f04184a81042e273bc0d19_13"></div><div style="margin-top:10pt;text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">SIGNATURE</span></div><div style="margin-top:10pt;text-indent:27pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;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 thereunto duly authorized. </span></div><div style="margin-top:10pt;text-indent:27pt"><span><br/></span></div><div style="margin-top:10pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:5.791%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:38.323%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:3.226%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:48.260%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Heliogen, Inc.</span></td></tr><tr style="height:12pt"><td colspan="3" style="padding:0 1pt"/><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:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Dated:</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">January 23, 2025</span></td><td colspan="3" style="padding:2px 1pt;text-align:right;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">By:</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">/s/ Christiana Obiaya</span></td></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Christiana Obiaya</span></td></tr><tr><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Chief Executive Officer</span></td></tr></table></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><span><br/></span></div></div></div></body></html>