HENNESSY DANIEL J

Row 1 · Balance Not disclosed

F1: As described in the registrant's registration statement on Form S-1 (File No. 333-249477) under the heading "Description of Securities--Founder Shares", the shares of Class B common stock will automatically convert into shares of Class A common stock at the time of the registrant's initial business combination on a one-for-one basis subject to certain adjustments and have no expiration date.

F2: These shares represent the Class B common stock held by HC PropTech Partners II LLC (the "Sponsor"), acquired pursuant to a subscription agreement between the Sponsor and the registrant. The Class B common stock owned by the Sponsor includes up to 750,000 shares that are subject to forfeiture in the event the underwriters of the initial public offering of the registrant's securities do not exercise their over-allotment option in full as described in the registrant's registration statement. HC PropTech II LLC is the managing member of the Sponsor and each of Thomas D. Hennessy, M. Joseph Beck and Daniel J. Hennessy are the managing members of HC PropTech II LLC.

Row 1 · 2018-09-04 · Sale · Disposed 27,887 · Balance 5,053

Row 1 · 2024-07-24 · Conversion · Acquired 1,867,604 · Balance 2,260,941

F1: The Class B Ordinary Shares are convertible, at the option of the holder, into Class A Ordinary Shares on a one-for-one basis, for no additional consideration, and have no expiration date. On July 24, 2024, the Reporting Person elected to convert 1,867,604 Class B Ordinary Shares held by him into 1,867,604 Class A Ordinary Shares.

F2: HCG Opportunity, LLC ("HCG Opportunity") is the record holder of the securities reported herein. HCG Opportunity MM, LLC ("HCG Opportunity MM") is the sole member of HCG Opportunity. The Reporting Person is a co-managing member of HCG Opportunity MM, serves on the Issuer's board of directors and disclaims beneficial ownership of the securities reported herein except to the extent of his pecuniary interest therein.

Row 2 · 2024-07-24 · Conversion · Disposed 1,867,604 · Balance 832,095

F1: The Class B Ordinary Shares are convertible, at the option of the holder, into Class A Ordinary Shares on a one-for-one basis, for no additional consideration, and have no expiration date. On July 24, 2024, the Reporting Person elected to convert 1,867,604 Class B Ordinary Shares held by him into 1,867,604 Class A Ordinary Shares.

F2: HCG Opportunity, LLC ("HCG Opportunity") is the record holder of the securities reported herein. HCG Opportunity MM, LLC ("HCG Opportunity MM") is the sole member of HCG Opportunity. The Reporting Person is a co-managing member of HCG Opportunity MM, serves on the Issuer's board of directors and disclaims beneficial ownership of the securities reported herein except to the extent of his pecuniary interest therein.

Row 1 · 2021-06-01 · Exercise / conversion · Acquired 18,083 · Balance 675,907

F1: The Reporting Person received 18,083 restricted stock units ("RSUs"), which convert into shares of the Issuer's common stock on a one-for-one basis, on June 1, 2020. These RSUs fully vested on June 1, 2021 and were settled in shares of the Issuer's common stock.

Row 2 · 2021-06-01 · Exercise / conversion · Disposed 18,083 · Balance 0

F2: Each RSU represents a contigent right to receive one share of the Issuer's common stock.

F1: The Reporting Person received 18,083 restricted stock units ("RSUs"), which convert into shares of the Issuer's common stock on a one-for-one basis, on June 1, 2020. These RSUs fully vested on June 1, 2021 and were settled in shares of the Issuer's common stock.

F3: Not applicable.

Row 1 · Balance Not disclosed

F1: The Class B Ordinary Shares will automatically convert into Class A Ordinary Shares at the time of the Issuer's initial business combination or earlier at the option of the holders thereof, on a one-for-one basis, subject to adjustment, and have no expiration date.

F2: These shares are held directly by HCG Opportunity II, LLC ("HCG Opportunity II"). HCG Opportunity II MM, LLC ("HCG Opportunity II MM") is the sole member of HCG Opportunity II. The reporting person is a co-manager of HCG Opportunity II MM and disclaims beneficial ownership of the shares held by HCG Opportunity II except to the extent of his pecuniary interest therein.

Row 1 · Balance Not disclosed

F1: As described in the registrant's registration statement on Form S-1 (File No. 333-251609) under the heading "Description of Securities-Founder Shares," the shares of Class B common stock will automatically convert into shares of Class A common stock at the time of the registrant's initial business combination on a one-for-one basis, subject to certain adjustments described therein and have no expiration date.

F2: These shares of Class B common stock are held by Hennessy Capital Partners V LLC ("HCP"), acquired pursuant to a subscription agreement dated as of October 6, 2020 by and among HCP and the registrant. Daniel J. Hennessy, the Chairman and Chief Executive Officer of the registrant, is the sole managing member of Hennessy Capital LLC, the sole managing member of HCP. Mr. Hennessy has sole voting and dispositive control over the shares held by HCP and may be deemed the beneficial owner of such shares. These shares include an aggregate of 1,125,000 shares that are subject to forfeiture to the extent that the underwriters do not exercise their over-allotment option in connection with the registrant's initial public offering in full. Mr. Hennessy disclaims beneficial ownership over any securities owned by HCP in which he does not have any pecuniary interest.

Row 1 · 2026-02-06 · Purchase · Acquired 671,000 · Balance 671,000

F1: Reflects the 671,000 Class A ordinary shares of the registrant that are included in the 671,000 private placement units of the registrant purchased by HC VIII Sponsor LLC ("Sponsor"). Each private placement unit consists of one Class A ordinary share and one right to receive one-twelfth (1/12) of one Class A ordinary share upon the consummation of an initial business combination.

F2: Sponsor is the record holder of the securities reported herein. Hennessy Capital Group LLC is the sole manager of Sponsor. Daniel J. Hennessy, the registrant's Chairman and Chief Executive Officer, and Thomas D. Hennessy, the registrant's President and a director, are the managing members of Hennessy Capital Group LLC. Consequently, each of Mr. Daniel Hennessy and Mr. Thomas Hennessy may be deemed the beneficial owner of securities held by Sponsor and have shared voting and dispositive control over such securities. Mr. Daniel Hennessy disclaims beneficial ownership over any securities owned by Sponsor in which he does not have any pecuniary interest.

Row 2 · 2026-02-04 · Other · Acquired 1,782,086 · Balance 9,512,515

F3: As described in the registrant's Registration Statement on Form S-1 (File No. 333-291924) under the heading "Description of Securities-Founder Shares," the Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the registrant's initial business combination, or at any time prior thereto at the option of the holder thereof, on a one-for-one basis, subject to certain adjustments described therein, and have no expiration date.

F4: Represents Class B ordinary shares issued by the registrant to Sponsor through a share dividend.

F2: Sponsor is the record holder of the securities reported herein. Hennessy Capital Group LLC is the sole manager of Sponsor. Daniel J. Hennessy, the registrant's Chairman and Chief Executive Officer, and Thomas D. Hennessy, the registrant's President and a director, are the managing members of Hennessy Capital Group LLC. Consequently, each of Mr. Daniel Hennessy and Mr. Thomas Hennessy may be deemed the beneficial owner of securities held by Sponsor and have shared voting and dispositive control over such securities. Mr. Daniel Hennessy disclaims beneficial ownership over any securities owned by Sponsor in which he does not have any pecuniary interest.

Row 1 · 2026-04-20 · Sale · Disposed 582,139 · Balance 182,358

F1: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 20, 2025.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.00 to $5.85, inclusive. The Reporting Person undertakes to provide to Innventure, Inc., any security holder of Innventure, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

Row 1 · 2026-09-23 · Exercise / conversion · Acquired 5,203,333 · Balance 5,703,333

F1: Pursuant to the business combination agreement dated October 22, 2025 (the "Merger Agreement"), among other things, at the closing of the transactions contemplated thereby (the "Closing," and the date on which the Closing occurred, the "Closing Date") and following the Domestication (as defined below), Hennessy Capital Investment Corp. VII, a Cayman Islands exempted company with limited liability (the "Predecessor Issuer"), was renamed "ONE Nuclear Energy Inc." ("Successor Issuer") and consummated its initial business combination with ONE Nuclear Energy LLC, a Delaware limited liability company ("ONE Nuclear"), with ONE Nuclear being the surviving company. Following the Closing, ONE Nuclear became a direct wholly-owned subsidiary of the Successor Issuer.

F3: Pursuant to the Merger Agreement, immediately after the Sponsor Share Conversion, the Predecessor Issuer transferred by way of continuation and deregistration to and domesticated as a Delaware corporation (such continuation and domestication, the "Domestication"). In connection with, and after giving effect to, the Domestication, each then issued and outstanding Class A Ordinary Share converted automatically, on a one-for-one basis, into one share of common stock, par value $0.0001 per share, of the Successor Issuer (each, a "Successor Share"), and the Successor Issuer became the successor issuer to the Predecessor Issuer. The conversion of the Class A Ordinary Shares into Successor Shares did not alter the proportionate interests of the security holders, and accordingly the conversion is exempt from Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act").

F2: Pursuant to the Merger Agreement, on the Closing Date prior to the Closing, each then issued and outstanding Class B ordinary share, par value $0.0001 per share, of the Predecessor Issuer (each a "Class B Ordinary Share") converted (the "Sponsor Share Conversion") automatically, on a one-for-one basis, into one Class A ordinary share, par value $0.0001 per share, of the Predecessor Issuer (each a "Class A Ordinary Share").

F4: HC VII Sponsor LLC ("Sponsor") is the record holder of the securities reported herein. Hennessy Capital Group LLC is the sole manager of Sponsor. Daniel J. Hennessy, the Predecessor Issuer's Chairman and Chief Executive Officer, and Thomas D. Hennessy, the Predecessor Issuer's President, Chief Operating Officer and a director, are the sole managing members of Hennessy Capital Group LLC. Consequently, each of Mr. Daniel Hennessy and Mr. Thomas Hennessy may be deemed the beneficial owner of securities held by Sponsor and have shared voting and dispositive control over such securities. Mr. Daniel Hennessy disclaims beneficial ownership over any securities owned by Sponsor in which he does not have any pecuniary interest.

Row 2 · 2026-09-23 · Exercise / conversion · Acquired 41,666 · Balance 5,744,999

F1: Pursuant to the business combination agreement dated October 22, 2025 (the "Merger Agreement"), among other things, at the closing of the transactions contemplated thereby (the "Closing," and the date on which the Closing occurred, the "Closing Date") and following the Domestication (as defined below), Hennessy Capital Investment Corp. VII, a Cayman Islands exempted company with limited liability (the "Predecessor Issuer"), was renamed "ONE Nuclear Energy Inc." ("Successor Issuer") and consummated its initial business combination with ONE Nuclear Energy LLC, a Delaware limited liability company ("ONE Nuclear"), with ONE Nuclear being the surviving company. Following the Closing, ONE Nuclear became a direct wholly-owned subsidiary of the Successor Issuer.

F3: Pursuant to the Merger Agreement, immediately after the Sponsor Share Conversion, the Predecessor Issuer transferred by way of continuation and deregistration to and domesticated as a Delaware corporation (such continuation and domestication, the "Domestication"). In connection with, and after giving effect to, the Domestication, each then issued and outstanding Class A Ordinary Share converted automatically, on a one-for-one basis, into one share of common stock, par value $0.0001 per share, of the Successor Issuer (each, a "Successor Share"), and the Successor Issuer became the successor issuer to the Predecessor Issuer. The conversion of the Class A Ordinary Shares into Successor Shares did not alter the proportionate interests of the security holders, and accordingly the conversion is exempt from Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act").

F7: Pursuant to the Merger Agreement, each twelve Successor Rights were automatically surrendered in exchange for one Successor Share at the Closing.

F4: HC VII Sponsor LLC ("Sponsor") is the record holder of the securities reported herein. Hennessy Capital Group LLC is the sole manager of Sponsor. Daniel J. Hennessy, the Predecessor Issuer's Chairman and Chief Executive Officer, and Thomas D. Hennessy, the Predecessor Issuer's President, Chief Operating Officer and a director, are the sole managing members of Hennessy Capital Group LLC. Consequently, each of Mr. Daniel Hennessy and Mr. Thomas Hennessy may be deemed the beneficial owner of securities held by Sponsor and have shared voting and dispositive control over such securities. Mr. Daniel Hennessy disclaims beneficial ownership over any securities owned by Sponsor in which he does not have any pecuniary interest.

Row 3 · 2026-09-23 · Exercise / conversion · Disposed 5,203,333 · Balance 0

F1: Pursuant to the business combination agreement dated October 22, 2025 (the "Merger Agreement"), among other things, at the closing of the transactions contemplated thereby (the "Closing," and the date on which the Closing occurred, the "Closing Date") and following the Domestication (as defined below), Hennessy Capital Investment Corp. VII, a Cayman Islands exempted company with limited liability (the "Predecessor Issuer"), was renamed "ONE Nuclear Energy Inc." ("Successor Issuer") and consummated its initial business combination with ONE Nuclear Energy LLC, a Delaware limited liability company ("ONE Nuclear"), with ONE Nuclear being the surviving company. Following the Closing, ONE Nuclear became a direct wholly-owned subsidiary of the Successor Issuer.

F2: Pursuant to the Merger Agreement, on the Closing Date prior to the Closing, each then issued and outstanding Class B ordinary share, par value $0.0001 per share, of the Predecessor Issuer (each a "Class B Ordinary Share") converted (the "Sponsor Share Conversion") automatically, on a one-for-one basis, into one Class A ordinary share, par value $0.0001 per share, of the Predecessor Issuer (each a "Class A Ordinary Share").

F5: Amount has been adjusted to reflect the forfeiture of 375,000 Class B Ordinary Shares for no further consideration on January 21, 2025, upon the expiration of the underwriters' over-allotment option, which was partially exercised in connection with the Predecessor Issuer's initial public offering. Such forfeiture was exempt from Section 16 pursuant to Rule 16b-6(d) and Rule 16a-4(d) promulgated under the Exchange Act.

F3: Pursuant to the Merger Agreement, immediately after the Sponsor Share Conversion, the Predecessor Issuer transferred by way of continuation and deregistration to and domesticated as a Delaware corporation (such continuation and domestication, the "Domestication"). In connection with, and after giving effect to, the Domestication, each then issued and outstanding Class A Ordinary Share converted automatically, on a one-for-one basis, into one share of common stock, par value $0.0001 per share, of the Successor Issuer (each, a "Successor Share"), and the Successor Issuer became the successor issuer to the Predecessor Issuer. The conversion of the Class A Ordinary Shares into Successor Shares did not alter the proportionate interests of the security holders, and accordingly the conversion is exempt from Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act").

F4: HC VII Sponsor LLC ("Sponsor") is the record holder of the securities reported herein. Hennessy Capital Group LLC is the sole manager of Sponsor. Daniel J. Hennessy, the Predecessor Issuer's Chairman and Chief Executive Officer, and Thomas D. Hennessy, the Predecessor Issuer's President, Chief Operating Officer and a director, are the sole managing members of Hennessy Capital Group LLC. Consequently, each of Mr. Daniel Hennessy and Mr. Thomas Hennessy may be deemed the beneficial owner of securities held by Sponsor and have shared voting and dispositive control over such securities. Mr. Daniel Hennessy disclaims beneficial ownership over any securities owned by Sponsor in which he does not have any pecuniary interest.

Row 4 · 2026-09-23 · Exercise / conversion · Disposed 500,000 · Balance 0

F1: Pursuant to the business combination agreement dated October 22, 2025 (the "Merger Agreement"), among other things, at the closing of the transactions contemplated thereby (the "Closing," and the date on which the Closing occurred, the "Closing Date") and following the Domestication (as defined below), Hennessy Capital Investment Corp. VII, a Cayman Islands exempted company with limited liability (the "Predecessor Issuer"), was renamed "ONE Nuclear Energy Inc." ("Successor Issuer") and consummated its initial business combination with ONE Nuclear Energy LLC, a Delaware limited liability company ("ONE Nuclear"), with ONE Nuclear being the surviving company. Following the Closing, ONE Nuclear became a direct wholly-owned subsidiary of the Successor Issuer.

F6: Pursuant to the Merger Agreement, in connection with, and after giving effect to, the Domestication, each then issued and outstanding right (each, a "Predecessor Right") that were automatically convertible into one-twelfth (1/12) of one Class A Ordinary Share upon consummation of the Predecessor's initial business combination converted automatically into a right to acquire one-twelfth (1/12) of one Successor Share (each, a "Successor Right"). The conversion of Predecessor Rights into Successor Rights did not alter the proportionate interests of the rights holders, and accordingly the conversion is exempt from Section 16 of the Exchange Act.

F7: Pursuant to the Merger Agreement, each twelve Successor Rights were automatically surrendered in exchange for one Successor Share at the Closing.

F3: Pursuant to the Merger Agreement, immediately after the Sponsor Share Conversion, the Predecessor Issuer transferred by way of continuation and deregistration to and domesticated as a Delaware corporation (such continuation and domestication, the "Domestication"). In connection with, and after giving effect to, the Domestication, each then issued and outstanding Class A Ordinary Share converted automatically, on a one-for-one basis, into one share of common stock, par value $0.0001 per share, of the Successor Issuer (each, a "Successor Share"), and the Successor Issuer became the successor issuer to the Predecessor Issuer. The conversion of the Class A Ordinary Shares into Successor Shares did not alter the proportionate interests of the security holders, and accordingly the conversion is exempt from Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act").

F4: HC VII Sponsor LLC ("Sponsor") is the record holder of the securities reported herein. Hennessy Capital Group LLC is the sole manager of Sponsor. Daniel J. Hennessy, the Predecessor Issuer's Chairman and Chief Executive Officer, and Thomas D. Hennessy, the Predecessor Issuer's President, Chief Operating Officer and a director, are the sole managing members of Hennessy Capital Group LLC. Consequently, each of Mr. Daniel Hennessy and Mr. Thomas Hennessy may be deemed the beneficial owner of securities held by Sponsor and have shared voting and dispositive control over such securities. Mr. Daniel Hennessy disclaims beneficial ownership over any securities owned by Sponsor in which he does not have any pecuniary interest.

Row 1 · Balance Not disclosed

F1: As described in the registrant's registration statement on Form S-1 (File No. 333-234512) under the heading "Description of Securities--Founder Shares", the shares of Class B common stock will automatically convert into shares of Class A common stock at the time of the registrant's initial business combination on a one-for-one basis subject to certain adjustments and have no expiration date.

F2: These shares represent the Class B common stock held by HC PropTech Partners I LLC (the "Sponsor"), acquired pursuant to a subscription agreement by and between the Sponsor and the registrant. The Class B common stock owned by the Sponsor includes up to 562,500 shares that are subject to forfeiture in the event the underwriters of the initial public offering of the registrant's securities do not exercise their over-allotment option in full as described in the registrant's registration statement. The reporting person is one of the three managing members of HC Proptech LLC, the managing member of the Sponsor, and may be deemed to have shared beneficial ownership of the founder shares held by the Sponsor. The reporting person disclaims beneficial ownership over any securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly.