Aimei Health Technology Co., Ltd
Aimei Health Technology Co., Ltd (AFJK) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · AFJK · as of Sep 30, 2025
Ownership Breakdown
17
Institutional Holders
▲ 1 vs Q2
$43.44M
Total Inst. Value
▲ $221,151 vs Q2
6.12M
Shares Outstanding
freeFloat 71.82%
3.85M
13F Shares Held
▼ 52,613 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
AFJK largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
KARPUS MANAGEMENT, INC. blank checks | 1.03M | 16.76% | 16.76% | $11.61B | Nov 14, 2025 | ▼ 35.6K |
FIRST TRUST CAPITAL MANAGEMENT L.P. blank checks | 680.0K | 11.11% | 11.11% | $7.70B | Nov 17, 2025 | — held |
MIZUHO SECURITIES USA LLC blank checks | 550.7K | 9.00% | 9.00% | $6.11B | Oct 22, 2025 | ▲ 58 |
BERKLEY W R CORP blank checks | 450.7K | 7.36% | 7.36% | $5.10B | Nov 14, 2025 | ▲ 25.3K |
WOLVERINE ASSET MANAGEMENT LLC blank checks | 401.8K | 6.56% | 6.56% | $4.55B | Oct 28, 2025 | ▼ 3.0K |
CROSSINGBRIDGE ADVISORS, LLC blank checks | 193.3K | 3.16% | 3.16% | $2.19B | Nov 13, 2025 | ▼ 22 |
QUARRY LP blank checks | 167.1K | 2.73% | 2.73% | $1.89B | Nov 14, 2025 | ▲ 10.0K |
GLAZER CAPITAL, LLC blank checks | 150.1K | 2.45% | 2.45% | $1.70B | Nov 13, 2025 | ▼ 37.1K |
TORONTO DOMINION BANK blank checks | 103.1K | 1.68% | 1.68% | $1.17B | Nov 14, 2025 | ▼ 29.0K |
CLEAR STREET GROUP INC. blank checks | 61.0K | 99.72% | 99.72% | $691.01M | 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
5
Increased
+35.5K shares1
New Positions
first time holders8
Decreased
−109.6K shares0
Sold Out
fully exitedNet shares change (top 50)
74.1K
+35.5K / −109.6K
Net new holders
-2
1 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
AFJK insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
0
Buy transactions
1
Sell transactions
0.00
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 |
|---|---|---|---|---|---|---|---|
MIZUHO SECURITIES USA LLC 10 percent owner | Feb 11, 2025 | Sale | 150,000 | $10.86 | $1.63M | 550.4K | 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
Aimei Health Technology Co., Ltd (AFJK) is primarily owned by institutional investors, who hold approximately 62.9% of total shares outstanding. Company insiders own approximately 28.18%, while retail and public investors account for the remaining 8.97%.
The largest institutional shareholder of Aimei Health Technology Co., Ltd is KARPUS MANAGEMENT, INC., holding approximately 1.03 million shares — equal to 16.76% of outstanding shares — as of September 30, 2025.
A total of 17 institutional investors currently hold AFJK stock, with a combined institutional value of approximately $43,435,993 as of the most recent 13F filing period.
Frequently asked questions
AFJK ownershipAimei Health Technology Co., Ltd (AFJK) is primarily owned by institutional investors, who hold approximately 62.9% of shares. The largest shareholder is KARPUS MANAGEMENT, INC. with a 16.76% stake. Company insiders hold 28.18%. Data sourced from SEC Form 13F as of September 30, 2025.