Transaction · 0001185185-26-004542

SOUTHPORT ACQUISITION SPONSOR II LLC

SOUTHPORT ACQUISITION SPONSOR II LLC, 10%, reported an open-market or private purchase at Southport Acquisition Corp. II involving 500000.000000 shares for an estimated $5000000.00. Reported holdings after the transaction were 500000.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market buySEC transaction code P10%
PORT.USouthport Acquisition Corp. II
Filing timeOct 02
Trade dateSep 30, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position tradedUnavailableNew position: there is no prior reported position to use as a percentage baseline.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
—
Pre-filing
1mo ago1w ago1d ago
Returns since
7d30d90d180d1y

PORT.U price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
PORT.U since 2026-10-02Filed yesterday · 1 day of post-filing data
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Buy
Code P
Identifier
0001185185-26-004542
Class A ordinary shares
Transaction date
Sep 30, 2026
Filed Oct 02, 2026, 08:30 PM · 2d delay
Shares
500k sh
$10.00 per share
Estimated value
$5.00M
Computed from shares × price
Holdings after
500k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Cluster Buy Direct Ownership Large Buy Large Holdings Increase 10% Owner Buy
+58score
Filing-only score

+58

Compact filing score computed from stored Form 4 facts. Version v1.

Strong filing signal

This filing has a high positive filing-only score. It may deserve closer research, but it is not an investment recommendation.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

No officer title

Officer NoDirector No10% YesOther No
Footnotes & amended
  1. F1

    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 ordinar…

  2. F2

    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 inves…

Original filing · 0001185185-26-004542
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Same reporting owner
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PORT.U