15 institutions reported holding $4.1M of DAXOR CORP (DXR) in SEC 13F filings for 2026-03-31. Largest institutional holders: THOMPSON SIEGEL & WALMSLEY LLC ($2.2M), VANGUARD CAPITAL MANAGEMENT LLC ($469,282), Aristides Capital LLC ($403,162), RENAISSANCE TECHNOLOGIES LLC ($270,866), Empirical Financial Services, LLC d.b.a. Empirical Wealth Management ($244,867). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | THOMPSON SIEGEL & WALMSLEY LLC | $2.2M | 232,120 | New |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | $469,282 | 48,280 | New |
| 3 | Aristides Capital LLC | $403,162 | 41,692 | New |
| 4 | RENAISSANCE TECHNOLOGIES LLC | $270,866 | 28,011 | Trimmed |
| 5 | Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | $244,867 | 25,192 | New |
| 6 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $133,358 | 13,720 | New |
| 7 | NANO CAP NEW MILLENNIUM GROWTH FUND L P | $121,500 | 12,500 | Hold |
| 8 | Crescent Grove Advisors, LLC | $103,691 | 10,723 | New |
| 9 | SBI Securities Co., Ltd. | $30,248 | 3,128 | Hold |
| 10 | MORGAN STANLEY | $29,851 | 3,087 | Trimmed |
| 11 | VANGUARD FIDUCIARY TRUST CO | $10,080 | 1,037 | New |
| 12 | OSAIC HOLDINGS, INC. | $4,835 | 500 | Hold |
| 13 | Tower Research Capital LLC (TRC) | $1,054 | 109 | New |
| 14 | JPMORGAN CHASE & CO | $10 | 1 | Trimmed |
| 15 | UBS Group AG | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31