Southport Acquisition Corp. II: 10% owner Jeb Spencer bought 500,000 shares

What happened Jeb Spencer, a 10% owner, bought 500,000 shares at $10.00 per share on Sep 30, 2026, for $5,000,000, as reported on the Form 4 filed Oct 2, 2026.

Key details

• Transaction date and price: Sep 30, 2026; purchase (code P) at $10.00 per share.
• Shares acquired: 500,000 shares for $5,000,000.
• Shares owned after the transaction: not stated in the filing.
• Footnote F1: the shares represent shares underlying private placement units directly held by Southport Acquisition Sponsor II LLC, acquired pursuant to a Private Placement Units Purchase Agreement; does not include 7,666,667 Class B ordinary shares previously reported that will convert into Class A ordinary shares on a one-for-one basis at the issuer's initial business combination.
• Footnote F2: the reported shares are held by the Sponsor; Southport Sponsor Management II, LLC is the Sponsor's managing member and Jeb Spencer is the managing member of Southport Sponsor Management II, LLC; the managing member and Jeb Spencer disclaim beneficial ownership of the reported shares other than any pecuniary interest.
• Filing date and timeliness: Form 4 filed Oct 2, 2026; the filing is not marked as late.

Why it may matter

• This was a purchase (code P) of shares.
• The filing identifies the purchaser as a 10% owner, i.e., a large holder.
• The filing does not show why the insider traded or why the company acted.