Who Owns ASSERTIO HOLDINGS INC (ASRT)? -- Institutional Holders (2026-03-31)
80 institutions reported holding $80.1M of ASSERTIO HOLDINGS INC (ASRT) in SEC 13F filings for 2026-03-31. Largest institutional holders: Context Capital Management, LLC ($24.3M), Nantahala Capital Management, LLC ($13.2M), VANGUARD CAPITAL MANAGEMENT LLC ($5.1M), Opaleye Management Inc. ($5.1M), RENAISSANCE TECHNOLOGIES LLC ($4.4M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | Context Capital Management, LLC | $24.3M | 24.2M | Hold |
| 2 | Nantahala Capital Management, LLC | $13.2M | 692,335 | Added |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $5.1M | 268,952 | New |
| 4 | Opaleye Management Inc. | $5.1M | 265,707 | Trimmed |
| 5 | RENAISSANCE TECHNOLOGIES LLC | $4.4M | 228,599 | Added |
| 6 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $3.5M | 181,600 | Added |
| 7 | Chicago Capital Management, LLC | $2.6M | 2,750 | New |
| 8 | EDGEWOOD MANAGEMENT LLC | $2.0M | 107,517 | Trimmed |
| 9 | BlackRock, Inc. | $1.7M | 90,035 | Added |
| 10 | JANE STREET GROUP, LLC | $1.5M | 79,436 | Added |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | $1.5M | 76,314 | Added |
| 12 | CITADEL ADVISORS LLC | $1.4M | 74,562 | Added |
| 13 | Walleye Capital LLC | $1.3M | 65,926 | New |
| 14 | SEI INVESTMENTS CO | $1.0M | 54,940 | New |
| 15 | Huntleigh Advisors, Inc. | $1.0M | 52,603 | New |
| 16 | GROUP ONE TRADING LLC | $947,282 | 49,700 | Hold |
| 17 | Informed Momentum Co LLC | $860,464 | 45,145 | New |
| 18 | MARSHALL WACE, LLP | $777,115 | 40,772 | New |
| 19 | CM Management, LLC | $667,100 | 35,000 | Trimmed |
| 20 | VANGUARD FIDUCIARY TRUST CO | $655,435 | 34,388 | New |
| 21 | TWO SIGMA INVESTMENTS, LP | $639,978 | 33,577 | Added |
| 22 | SIMPLEX TRADING, LLC | $554,645 | 29,100 | Added |
| 23 | STATE STREET CORP | $529,334 | 27,772 | Added |
| 24 | CORSAIR CAPITAL MANAGEMENT, L.P. | $486,964 | 25,549 | New |
| 25 | TSP Capital Management Group, LLC | $477,566 | 25,056 | Hold |
Source: SEC Form 13F filings · as of 2026-03-31