22 institutions reported holding $1.6M of IMUNON INC (IMNN) in SEC 13F filings for 2026-03-31. Largest institutional holders: ARMISTICE CAPITAL, LLC ($1.0M), Riverview Capital Advisers, LLC ($247,765), VANGUARD CAPITAL MANAGEMENT LLC ($141,285), GEODE CAPITAL MANAGEMENT, LLC ($97,644), VANGUARD FIDUCIARY TRUST CO ($39,011). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | ARMISTICE CAPITAL, LLC | $1.0M | 348,330 | Added |
| 2 | Riverview Capital Advisers, LLC | $247,765 | 34,364 | Hold |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $141,285 | 48,056 | New |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | $97,644 | 33,211 | Added |
| 5 | VANGUARD FIDUCIARY TRUST CO | $39,011 | 13,269 | New |
| 6 | HRT FINANCIAL LP | $35,000 | 12,055 | New |
| 7 | BlackRock, Inc. | $13,124 | 4,464 | Hold |
| 8 | WELLS FARGO & COMPANY/MN | $9,826 | 3,342 | Trimmed |
| 9 | MORGAN STANLEY | $8,923 | 3,035 | Added |
| 10 | Tower Research Capital LLC (TRC) | $5,486 | 1,866 | Added |
| 11 | SBI Securities Co., Ltd. | $3,019 | 1,027 | Added |
| 12 | UBS Group AG | $1,691 | 575 | Trimmed |
| 13 | GROUP ONE TRADING LLC | $18 | 6 | Trimmed |
| 14 | Federation des caisses Desjardins du Quebec | $15 | 5 | Hold |
| 15 | OSAIC HOLDINGS, INC. | $5 | 2 | Added |
| 16 | Steigerwald, Gordon & Koch Inc. | $3 | 1 | Hold |
| 17 | Game Plan Financial Advisors, LLC | $3 | 1 | Hold |
| 18 | FMR LLC | $3 | 1 | Hold |
| 19 | Royal Bank of Canada | $0 | 1 | Hold |
| 20 | DRW Securities, LLC | $0 | 0 | Exited |
| 21 | CITIGROUP INC | $0 | 0 | Exited |
| 22 | BANK OF AMERICA CORP /DE/ | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31