Flag Ship Acquisition Corporation
Flag Ship Acquisition Corporation (FSHP) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · FSHP · as of Sep 30, 2025
Ownership Breakdown
13
Institutional Holders
▼ 8 vs Q2
$28.34M
Total Inst. Value
▼ $35.26M vs Q2
8.86M
Shares Outstanding
freeFloat 69.81%
2.68M
13F Shares Held
▼ 3.42M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
FSHP largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
KARPUS MANAGEMENT, INC. blank checks | 738.6K | 10.70% | 10.70% | $7.80B | Nov 14, 2025 | ▼ 49.2K |
MIZUHO SECURITIES USA LLC blank checks | 450.5K | 6.53% | 6.53% | $4.71B | Oct 22, 2025 | ▼ 268.0K |
BERKLEY W R CORP blank checks | 400.9K | 5.81% | 5.81% | $4.23B | Nov 14, 2025 | ▼ 257.9K |
HEIGHTS CAPITAL MANAGEMENT, INC blank checks | 308.4K | 4.47% | 4.47% | $3.27B | Nov 18, 2025 | ▼ 5.6K |
POLAR ASSET MANAGEMENT PARTNERS INC. blank checks | 150.0K | 2.17% | 2.17% | $1.60B | Dec 1, 2025 | ▼ 227.0K |
WOLVERINE ASSET MANAGEMENT LLC blank checks | 147.4K | 2.14% | 2.14% | $1.57B | Oct 28, 2025 | ▼ 346.7K |
CROSSINGBRIDGE ADVISORS, LLC blank checks | 133.0K | 1.93% | 1.93% | $1.41B | Nov 13, 2025 | NEW |
QUARRY LP blank checks | 130.0K | 1.88% | 1.88% | $1.38B | Nov 14, 2025 | ▼ 58.7K |
AQR ARBITRAGE LLC blank checks | 125.2K | 1.81% | 1.81% | $1.32B | Nov 14, 2025 | ▼ 159.4K |
WESTCHESTER CAPITAL MANAGEMENT, LLC blank checks | 52.7K | 76.38% | 76.38% | $556.53M | Nov 14, 2025 | NEW |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
1
Increased
+5 shares3
New Positions
first time holders9
Decreased
−1.42M shares10
Sold Out
fully exitedNet shares change (top 50)
1.42M
+5 / −1.42M
Net new holders
-15
3 new / 10 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
FSHP insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
2
Buy transactions
1
Sell transactions
2.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Whale Management Corp 10 percent owner | Jun 20, 2024 | Purchase | 238,000 | $10.00 | $2.38M | 1.96M | Form 4 ↗ |
Whale Management Corp 10 percent owner | Jun 20, 2024 | Purchase | 238,000 | — | — | 238.0K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Flag Ship Acquisition Corporation (FSHP) is primarily owned by institutional investors, who hold approximately 30.3% of total shares outstanding. Company insiders own approximately 30.19%, while retail and public investors account for the remaining 39.54%.
The largest institutional shareholder of Flag Ship Acquisition Corporation is KARPUS MANAGEMENT, INC., holding approximately 738,600 shares — equal to 10.70% of outstanding shares — as of September 30, 2025.
A total of 13 institutional investors currently hold FSHP stock, with a combined institutional value of approximately $28,336,147 as of the most recent 13F filing period.
Frequently asked questions
FSHP ownershipFlag Ship Acquisition Corporation (FSHP) is primarily owned by institutional investors, who hold approximately 30.3% of shares. The largest shareholder is KARPUS MANAGEMENT, INC. with a 10.70% stake. Company insiders hold 30.19%. Data sourced from SEC Form 13F as of September 30, 2025.