{"transactions":[{"id":4635752,"issuer":{"id":184125,"kind":"organization","name":"Southport Acquisition Corp. II"},"owners":[{"id":184234,"kind":"organization","name":"SOUTHPORT ACQUISITION SPONSOR II LLC","position":1,"cik":"0002151492","reported_name":"SOUTHPORT ACQUISITION SPONSOR II LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A ordinary shares","published_at":"2026-10-03T00:30:49.000Z","date":"2026-09-30","kind":"purchase","planned":false,"acquired":true,"shares":500000,"price":10,"value":5000000.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares underlying the private placement units (each unit consisting of one Class A ordinary share and one-half of one warrant, each whole warrant exercisable to purchase one Class A ordinary share) directly held by Southport Acquisition Sponsor II LLC (the \"Sponsor\"), and which were acquired pursuant to a Private Placement Units Purchase Agreement by and between the Sponsor and Southport Acquisition Corp. II (the \"Issuer\"). Does not include previously reported 7,666,667 Class B ordinary shares, which shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination on a one-for-one basis, or at any time prior to the Issuer's initial business combination, at the option of the holder, subject to adjustment as described under the heading \"Description of Securities--Founder Shares\" in the Issuer's registration statement on Form S-1 (File No. 333-298104)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Represents shares held by the Sponsor. Southport Sponsor Management II, LLC is the managing member of the Sponsor and controls the management of the Sponsor, including the exercise of voting and investment discretion over the securities held by the Sponsor. The managing member of Southport Sponsor Management II, LLC is Jeb Spencer, the issuer's Chairman, Chief Executive Officer and Chief Financial Officer. Southport Sponsor Management II, LLC and Jeb Spencer each disclaims any beneficial ownership of the reported shares other than to the extent of any pecuniary interest they may have therein, directly or indirectly."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Represents shares held by the Sponsor. Southport Sponsor Management II, LLC is the managing member of the Sponsor and controls the management of the Sponsor, including the exercise of voting and investment discretion over the securities held by the Sponsor. The managing member of Southport Sponsor Management II, LLC is Jeb Spencer, the issuer's Chairman, Chief Executive Officer and Chief Financial Officer. Southport Sponsor Management II, LLC and Jeb Spencer each disclaims any beneficial ownership of the reported shares other than to the extent of any pecuniary interest they may have therein, directly or indirectly."}],"balance_after":500000,"source":{"system":"sec-edgar","filing":"0001185185-26-004542","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2148436/000118518526004542/ownership.xml","form_type":"4"}},{"id":4635247,"issuer":{"id":184125,"kind":"organization","name":"Southport Acquisition Corp. II"},"owners":[{"id":132601,"kind":"person","name":"SPENCER JEB S.","position":1,"cik":"0001527966","reported_name":"SPENCER JEB S.","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO and CFO"}},{"id":184197,"kind":"organization","name":"SOUTHPORT SPONSOR MANAGEMENT II, LLC","position":2,"cik":"0002151215","reported_name":"SOUTHPORT SPONSOR MANAGEMENT II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A ordinary shares","published_at":"2026-10-03T00:30:18.000Z","date":"2026-09-30","kind":"purchase","planned":false,"acquired":true,"shares":500000,"price":10,"value":5000000.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares underlying the private placement units (each unit consisting of one Class A ordinary share and one-half of one warrant, each whole warrant exercisable to purchase one Class A ordinary share) directly held by Southport Acquisition Sponsor II LLC (the \"Sponsor\"), and which were acquired pursuant to a Private Placement Units Purchase Agreement by and between the Sponsor and Southport Acquisition Corp. II (the \"Issuer\"). Does not include previously reported 7,666,667 Class B ordinary shares, which shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination on a one-for-one basis, or at any time prior to the Issuer's initial business combination, at the option of the holder, subject to adjustment as described under the heading \"Description of Securities--Founder Shares\" in the Issuer's registration statement on Form S-1 (File No. 333-298104)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Represents shares held by the Sponsor. Southport Sponsor Management II, LLC is the managing member of the Sponsor and controls the management of the Sponsor, including the exercise of voting and investment discretion over the securities held by the Sponsor. The managing member of Southport Sponsor Management II, LLC is Jeb Spencer, the issuer's Chairman, Chief Executive Officer and Chief Financial Officer. Southport Sponsor Management II, LLC and Jeb Spencer each disclaims any beneficial ownership of the reported shares other than to the extent of any pecuniary interest they may have therein, directly or indirectly."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Represents shares held by the Sponsor. Southport Sponsor Management II, LLC is the managing member of the Sponsor and controls the management of the Sponsor, including the exercise of voting and investment discretion over the securities held by the Sponsor. The managing member of Southport Sponsor Management II, LLC is Jeb Spencer, the issuer's Chairman, Chief Executive Officer and Chief Financial Officer. Southport Sponsor Management II, LLC and Jeb Spencer each disclaims any beneficial ownership of the reported shares other than to the extent of any pecuniary interest they may have therein, directly or indirectly."}],"balance_after":500000,"source":{"system":"sec-edgar","filing":"0001185185-26-004541","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1527966/000118518526004541/ownership.xml","form_type":"4"}}]}