Elkin Dimitri

SEC source: 0001213900-25-121664 · ownership.xml · derivative · entry 2

Twelve Seas Sponsor LLC · CIK 0002096061 · 10% owner

Elkin Dimitri · CIK 0001744019 · Director · Chief Executive Officer · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,992,500

Underlying: Class A ordinary shares · 30,000 shares

Expires not disclosed

F3 · derivative.exercise_price: Represents the 30,000 Class A ordinary shares, which may be acquired by Sponsor upon the conversion of 300,000 rights (included in the Sponsor's private placement units) upon consummation of the registrant's initial business combination. As described in the Registration Statement under the heading "Description of Securities-Share Rights," each right will automatically convert into one-tenth (1/10) of one Class A ordinary share upon consummation of the Issuer's initial business combination, subject to certain adjustments described therein and have no expiration date. No fractional Class A ordinary shares will be issued upon conversion of such rights.

F3 · shares: Represents the 30,000 Class A ordinary shares, which may be acquired by Sponsor upon the conversion of 300,000 rights (included in the Sponsor's private placement units) upon consummation of the registrant's initial business combination. As described in the Registration Statement under the heading "Description of Securities-Share Rights," each right will automatically convert into one-tenth (1/10) of one Class A ordinary share upon consummation of the Issuer's initial business combination, subject to certain adjustments described therein and have no expiration date. No fractional Class A ordinary shares will be issued upon conversion of such rights.

F3 · price: Represents the 30,000 Class A ordinary shares, which may be acquired by Sponsor upon the conversion of 300,000 rights (included in the Sponsor's private placement units) upon consummation of the registrant's initial business combination. As described in the Registration Statement under the heading "Description of Securities-Share Rights," each right will automatically convert into one-tenth (1/10) of one Class A ordinary share upon consummation of the Issuer's initial business combination, subject to certain adjustments described therein and have no expiration date. No fractional Class A ordinary shares will be issued upon conversion of such rights.

F3 · derivative.exercise_date: Represents the 30,000 Class A ordinary shares, which may be acquired by Sponsor upon the conversion of 300,000 rights (included in the Sponsor's private placement units) upon consummation of the registrant's initial business combination. As described in the Registration Statement under the heading "Description of Securities-Share Rights," each right will automatically convert into one-tenth (1/10) of one Class A ordinary share upon consummation of the Issuer's initial business combination, subject to certain adjustments described therein and have no expiration date. No fractional Class A ordinary shares will be issued upon conversion of such rights.

F3 · derivative.expiration_date: Represents the 30,000 Class A ordinary shares, which may be acquired by Sponsor upon the conversion of 300,000 rights (included in the Sponsor's private placement units) upon consummation of the registrant's initial business combination. As described in the Registration Statement under the heading "Description of Securities-Share Rights," each right will automatically convert into one-tenth (1/10) of one Class A ordinary share upon consummation of the Issuer's initial business combination, subject to certain adjustments described therein and have no expiration date. No fractional Class A ordinary shares will be issued upon conversion of such rights.

F3 · derivative.underlying_shares: Represents the 30,000 Class A ordinary shares, which may be acquired by Sponsor upon the conversion of 300,000 rights (included in the Sponsor's private placement units) upon consummation of the registrant's initial business combination. As described in the Registration Statement under the heading "Description of Securities-Share Rights," each right will automatically convert into one-tenth (1/10) of one Class A ordinary share upon consummation of the Issuer's initial business combination, subject to certain adjustments described therein and have no expiration date. No fractional Class A ordinary shares will be issued upon conversion of such rights.

F4 · balance_after: Represents (i) the 300,000 rights referred to in footnotes 1 and 3 and (ii) 5,692,500 Class B ordinary shares held by the Sponsor acquired pursuant to a subscription agreement by and between the Issuer and the Sponsor.

F3 · ownership.direct: Represents the 30,000 Class A ordinary shares, which may be acquired by Sponsor upon the conversion of 300,000 rights (included in the Sponsor's private placement units) upon consummation of the registrant's initial business combination. As described in the Registration Statement under the heading "Description of Securities-Share Rights," each right will automatically convert into one-tenth (1/10) of one Class A ordinary share upon consummation of the Issuer's initial business combination, subject to certain adjustments described therein and have no expiration date. No fractional Class A ordinary shares will be issued upon conversion of such rights.

SEC source: 0001213900-25-121664 · ownership.xml · nonDerivative · entry 1

Twelve Seas Sponsor LLC · CIK 0002096061 · 10% owner

Elkin Dimitri · CIK 0001744019 · Director · Chief Executive Officer · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 300,000

F1 · security: Reflects the 300,000 Class A ordinary shares of Twelve Seas Investment Company III (the "Issuer") that are included in the 300,000 private placement units of the Issuer purchased by Twelve Seas Sponsor LLC ("Sponsor") on December 15, 2025. Each private placement unit was purchased for $10 per unit and consists of one Class A ordinary share and one right to receive one-tenth (1/10) of one Class A ordinary share upon consummation of the Issuer's initial business combination, as described in the registration statement on Form S-1 (File No. 333-286408).

F1 · shares: Reflects the 300,000 Class A ordinary shares of Twelve Seas Investment Company III (the "Issuer") that are included in the 300,000 private placement units of the Issuer purchased by Twelve Seas Sponsor LLC ("Sponsor") on December 15, 2025. Each private placement unit was purchased for $10 per unit and consists of one Class A ordinary share and one right to receive one-tenth (1/10) of one Class A ordinary share upon consummation of the Issuer's initial business combination, as described in the registration statement on Form S-1 (File No. 333-286408).

F1 · balance_after: Reflects the 300,000 Class A ordinary shares of Twelve Seas Investment Company III (the "Issuer") that are included in the 300,000 private placement units of the Issuer purchased by Twelve Seas Sponsor LLC ("Sponsor") on December 15, 2025. Each private placement unit was purchased for $10 per unit and consists of one Class A ordinary share and one right to receive one-tenth (1/10) of one Class A ordinary share upon consummation of the Issuer's initial business combination, as described in the registration statement on Form S-1 (File No. 333-286408).

F2 · ownership.direct: Twelve Seas Sponsor LLC is the record holder of such shares. Dimitri Elkin, one of our directors and Chief Executive Officer, is the managing member of Twelve Seas Holdings LLC, the managing member of Twelve Seas Sponsor LLC and holds sole voting and investment discretion with respect to the ordinary shares held of record by the sponsor. Mr. Elkin disclaims any beneficial ownership of the securities held by the sponsor other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

F2 · ownership.nature: Twelve Seas Sponsor LLC is the record holder of such shares. Dimitri Elkin, one of our directors and Chief Executive Officer, is the managing member of Twelve Seas Holdings LLC, the managing member of Twelve Seas Sponsor LLC and holds sole voting and investment discretion with respect to the ordinary shares held of record by the sponsor. Mr. Elkin disclaims any beneficial ownership of the securities held by the sponsor other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

SEC source: 0001213900-23-009446 · ownership.xml · derivative · entry 2

Elkin Dimitri · CIK 0001744019 · Director · Chief Executive Officer · 10% owner

Morris Jonathan D · CIK 0001810399 · Director · Chief Financial Officer · 10% owner

Twelve Seas Sponsor II LLC · CIK 0001819497 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class A Common Stock · 8,625,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: The shares of Class B common stock of the issuer have no expiration date and are convertible into shares of Class A common stock of the issuer on a one-for-one basis. On February 6, 2023, the reporting person elected to convert all of its shares of Class B common stock into shares of Class A common stock.

F1 · kind: The shares of Class B common stock of the issuer have no expiration date and are convertible into shares of Class A common stock of the issuer on a one-for-one basis. On February 6, 2023, the reporting person elected to convert all of its shares of Class B common stock into shares of Class A common stock.

F1 · shares: The shares of Class B common stock of the issuer have no expiration date and are convertible into shares of Class A common stock of the issuer on a one-for-one basis. On February 6, 2023, the reporting person elected to convert all of its shares of Class B common stock into shares of Class A common stock.

F1 · price: The shares of Class B common stock of the issuer have no expiration date and are convertible into shares of Class A common stock of the issuer on a one-for-one basis. On February 6, 2023, the reporting person elected to convert all of its shares of Class B common stock into shares of Class A common stock.

F1 · derivative.exercise_date: The shares of Class B common stock of the issuer have no expiration date and are convertible into shares of Class A common stock of the issuer on a one-for-one basis. On February 6, 2023, the reporting person elected to convert all of its shares of Class B common stock into shares of Class A common stock.

F1 · derivative.expiration_date: The shares of Class B common stock of the issuer have no expiration date and are convertible into shares of Class A common stock of the issuer on a one-for-one basis. On February 6, 2023, the reporting person elected to convert all of its shares of Class B common stock into shares of Class A common stock.

F3 · ownership.nature: Dimitri Elkin, the Chief Executive Officer and a director of the issuer, and Jonathan Morris, the Chief Financial Officer and director of the issuer, are the managing members of the Sponsor and have voting and investment discretion with respect to the securities held by the Sponsor. As such, Mr. Elkin and Mr. Morris may be deemed to possess beneficial ownership of the securities held directly by the Sponsor. Mr. Elkin and Mr. Morris disclaim any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

SEC source: 0001213900-23-009446 · ownership.xml · nonDerivative · entry 1

Elkin Dimitri · CIK 0001744019 · Director · Chief Executive Officer · 10% owner

Morris Jonathan D · CIK 0001810399 · Director · Chief Financial Officer · 10% owner

Twelve Seas Sponsor II LLC · CIK 0001819497 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 9,285,000

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The shares of Class B common stock of the issuer have no expiration date and are convertible into shares of Class A common stock of the issuer on a one-for-one basis. On February 6, 2023, the reporting person elected to convert all of its shares of Class B common stock into shares of Class A common stock.

F1 · shares: The shares of Class B common stock of the issuer have no expiration date and are convertible into shares of Class A common stock of the issuer on a one-for-one basis. On February 6, 2023, the reporting person elected to convert all of its shares of Class B common stock into shares of Class A common stock.

F1 · price: The shares of Class B common stock of the issuer have no expiration date and are convertible into shares of Class A common stock of the issuer on a one-for-one basis. On February 6, 2023, the reporting person elected to convert all of its shares of Class B common stock into shares of Class A common stock.

F2 · balance_after: Includes 660,000 shares underlying units (each unit consisting of one share of Class A common stock and one third of one warrant, each whole warrant exercisable to purchase one share of Class A common stock) held by Twelve Seas Sponsor II LLC (the "Sponsor"), acquired in connection with the issuer's initial public offering.

F3 · ownership.nature: Dimitri Elkin, the Chief Executive Officer and a director of the issuer, and Jonathan Morris, the Chief Financial Officer and director of the issuer, are the managing members of the Sponsor and have voting and investment discretion with respect to the securities held by the Sponsor. As such, Mr. Elkin and Mr. Morris may be deemed to possess beneficial ownership of the securities held directly by the Sponsor. Mr. Elkin and Mr. Morris disclaim any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

SEC source: 0001213900-23-007433 · ownership.xml · derivative · entry 2

Quadro Sponsor LLC · CIK 0001935621 · 10% owner

Elkin Dimitri · CIK 0001744019 · Chief Executive Officer · 10% owner

Pukas Giedrius · CIK 0001936427 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Ordinary Shares · 6,250,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: The Class B ordinary shares, par value $0.001 per share, of the issuer ("Class B Ordinary Shares") have no expiration date and are convertible into an equal number of Class A ordinary shares, par value $0.001 per share, of the issuer at any time, at the option of the holder. On January 26, 2023, the reporting person elected to convert all of its Class B Ordinary Shares into Class A Ordinary Shares.

F1 · kind: The Class B ordinary shares, par value $0.001 per share, of the issuer ("Class B Ordinary Shares") have no expiration date and are convertible into an equal number of Class A ordinary shares, par value $0.001 per share, of the issuer at any time, at the option of the holder. On January 26, 2023, the reporting person elected to convert all of its Class B Ordinary Shares into Class A Ordinary Shares.

F1 · shares: The Class B ordinary shares, par value $0.001 per share, of the issuer ("Class B Ordinary Shares") have no expiration date and are convertible into an equal number of Class A ordinary shares, par value $0.001 per share, of the issuer at any time, at the option of the holder. On January 26, 2023, the reporting person elected to convert all of its Class B Ordinary Shares into Class A Ordinary Shares.

F1 · price: The Class B ordinary shares, par value $0.001 per share, of the issuer ("Class B Ordinary Shares") have no expiration date and are convertible into an equal number of Class A ordinary shares, par value $0.001 per share, of the issuer at any time, at the option of the holder. On January 26, 2023, the reporting person elected to convert all of its Class B Ordinary Shares into Class A Ordinary Shares.

F1 · derivative.exercise_date: The Class B ordinary shares, par value $0.001 per share, of the issuer ("Class B Ordinary Shares") have no expiration date and are convertible into an equal number of Class A ordinary shares, par value $0.001 per share, of the issuer at any time, at the option of the holder. On January 26, 2023, the reporting person elected to convert all of its Class B Ordinary Shares into Class A Ordinary Shares.

F1 · derivative.expiration_date: The Class B ordinary shares, par value $0.001 per share, of the issuer ("Class B Ordinary Shares") have no expiration date and are convertible into an equal number of Class A ordinary shares, par value $0.001 per share, of the issuer at any time, at the option of the holder. On January 26, 2023, the reporting person elected to convert all of its Class B Ordinary Shares into Class A Ordinary Shares.

F2 · ownership.direct: Quadro Sponsor LLC (the "Sponsor") is the record holder of the securities reported herein. Dimitri Elkin and Giedrius Pukas control the managing members of the Sponsor, and as such may be deemed to share beneficial ownership over the securities held by the Sponsor. Each of Messrs. Elkin and Pukas disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein.

SEC source: 0001213900-23-007433 · ownership.xml · nonDerivative · entry 1

Quadro Sponsor LLC · CIK 0001935621 · 10% owner

Elkin Dimitri · CIK 0001744019 · Chief Executive Officer · 10% owner

Pukas Giedrius · CIK 0001936427 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,250,000

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The Class B ordinary shares, par value $0.001 per share, of the issuer ("Class B Ordinary Shares") have no expiration date and are convertible into an equal number of Class A ordinary shares, par value $0.001 per share, of the issuer at any time, at the option of the holder. On January 26, 2023, the reporting person elected to convert all of its Class B Ordinary Shares into Class A Ordinary Shares.

F1 · shares: The Class B ordinary shares, par value $0.001 per share, of the issuer ("Class B Ordinary Shares") have no expiration date and are convertible into an equal number of Class A ordinary shares, par value $0.001 per share, of the issuer at any time, at the option of the holder. On January 26, 2023, the reporting person elected to convert all of its Class B Ordinary Shares into Class A Ordinary Shares.

F1 · price: The Class B ordinary shares, par value $0.001 per share, of the issuer ("Class B Ordinary Shares") have no expiration date and are convertible into an equal number of Class A ordinary shares, par value $0.001 per share, of the issuer at any time, at the option of the holder. On January 26, 2023, the reporting person elected to convert all of its Class B Ordinary Shares into Class A Ordinary Shares.

F1 · balance_after: The Class B ordinary shares, par value $0.001 per share, of the issuer ("Class B Ordinary Shares") have no expiration date and are convertible into an equal number of Class A ordinary shares, par value $0.001 per share, of the issuer at any time, at the option of the holder. On January 26, 2023, the reporting person elected to convert all of its Class B Ordinary Shares into Class A Ordinary Shares.

F2 · ownership.direct: Quadro Sponsor LLC (the "Sponsor") is the record holder of the securities reported herein. Dimitri Elkin and Giedrius Pukas control the managing members of the Sponsor, and as such may be deemed to share beneficial ownership over the securities held by the Sponsor. Each of Messrs. Elkin and Pukas disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein.

SEC source: 0001213900-21-014209 · ownership.xml · nonDerivative · entry 1

Elkin Dimitri · CIK 0001744019 · Director · CEO · 10% owner

Morris Jonathan D · CIK 0001810399 · Director · Chief Financial Officer · 10% owner

Twelve Seas Sponsor II LLC · CIK 0001819497 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 600,000

F1 · shares: These shares are underlying units (each unit consisting of one share of Class A common stock and one third of one warrant, each whole warrant exercisable to purchase one share of Class A common stock) held by Twelve Seas Sponsor II LLC (the "Sponsor"), acquired pursuant to a unit subscription agreement by and between the Sponsor and the issuer. Does not include 8,625,000 shares of Class B common stock, which shares will automatically convert into shares of Class A common stock at the time of the issuer's initial business combination on a one-for-one basis, subject to adjustment for stock splits, stock dividends, reorganizations, recapitalizations and the like, and certain anti-dilution rights.

F1 · balance_after: These shares are underlying units (each unit consisting of one share of Class A common stock and one third of one warrant, each whole warrant exercisable to purchase one share of Class A common stock) held by Twelve Seas Sponsor II LLC (the "Sponsor"), acquired pursuant to a unit subscription agreement by and between the Sponsor and the issuer. Does not include 8,625,000 shares of Class B common stock, which shares will automatically convert into shares of Class A common stock at the time of the issuer's initial business combination on a one-for-one basis, subject to adjustment for stock splits, stock dividends, reorganizations, recapitalizations and the like, and certain anti-dilution rights.

F2 · ownership.nature: Dimtri Elkin, the Chief Executive Officer and a director of the issuer, and Jonathan Morris, the Chief Financial Officer and director of the issuer, are the managing members of the Sponsor and has voting and investment discretion with respect to the securities held by the Sponsor. As such, Mr. Elkin and Mr. Morris may be deemed to possess beneficial ownership of the securities held directly by the Sponsor. Mr. Elkin and Mr. Morris disclaim any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

SEC source: 0001213900-18-008520 · ownership.xml · nonDerivative · entry 1

Elkin Dimitri · CIK 0001744019 · CEO · 10% owner

Twelve Seas Sponsor I LLC · CIK 0001744010 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,604,000

F1 · shares: These shares are underlying units (each unit consisting of one ordinary share, one right entitling the holder thereof to receive one-tenth (1/10) of one share upon the consummation of an initial business combination and one warrant, each warrant exercisable to purchase one share) held by Twelve Seas Sponsors I LLC (the "Sponsor"), acquired pursuant to a unit subscription agreement by and between the Sponsor and the issuer. Such units were purchased upon the exercise of the underwriters' over-allotment option in connection with the issuer's initial public offering.

F2 · ownership.direct: The shares held by the Sponsor are beneficially owned by Dimitri Elkin, the issuer's Chief Executive Officer and the managing member of the Sponsor, who has sole voting and dispositive power over the shares held by the Sponsor. Mr. Elkin disclaims beneficial ownership over any securities owned by the sponsor in which he does not have any pecuniary interest.

SEC source: 0001213900-18-008266 · ownership.xml · nonDerivative · entry 1

Elkin Dimitri · CIK 0001744019 · CEO · 10% owner

Twelve Seas Sponsor I LLC · CIK 0001744010 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,550,000

F1 · shares: These shares are underlying units (each unit consisting of one ordinary share, one right entitling the holder thereof to receive one-tenth (1/10) of one share upon the consummation of an initial business combination and one warrant, each warrant exercisable to purchase one share) held by Twelve Seas Sponsors I LLC (the "Sponsor"), acquired pursuant to a unit subscription agreement by and between the Sponsor and the issuer.

F2 · ownership.direct: The shares held by the Sponsor are beneficially owned by Dimitri Elkin, the issuer's Chief Executive Officer and the managing member of the Sponsor, who has sole voting and dispositive power over the shares held by the Sponsor. These shares include up to an aggregate of 675,000 ordinary shares subject to forfeiture by the sponsor to the extent that the underwriters' over-allotment option is not exercised in full. Mr. Elkin disclaims beneficial ownership over any securities owned by the sponsor in which he does not have any pecuniary interest.