Assertio Holdings, Inc.
ASRTDelisted Jul 7, 2026- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001808665
Assertio Holdings, Inc. was delisted on Jul 7, 2026; its insiders filed their last Form 4 on Jun 16, 2026; 66 institutions reported holding it in 13F filings for Q1 2026, worth $47.6M in total; no superinvestor held it.
13F holders, Q1 2026
Institutional positions in Assertio Holdings, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
ASRT is no longer listed, so this page shows Q1 2026. 13F filings for later quarters list far fewer holders.
- Institutional holders
- 66
- +17 vs. Q4 2025
- Shares held
- 2.47M
- +822.4K (+49.9%) vs. Q4 2025
- Total value
- $47.6M
- +$32.4M (+213.4%) vs. Q4 2025
- New holders
- 23
- 18 more added
- Sold out
- 6
- 8 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ASRT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1 | $118 |
| Q1 2026 | 66 | $47.6M |
| Q4 2025 | 53 | $18.0M |
| Q3 2025 | 68 | $22.2M |
| Q2 2025 | 72 | $16.1M |
| Q1 2025 | 69 | $17.1M |
| Q4 2024 | 83 | $24.3M |
| Q3 2024 | 85 | $35.1M |
| Q2 2024 | 104 | $44.7M |
| Q1 2024 | 104 | $41.9M |
| Q4 2023 | 117 | $49.8M |
| Q3 2023 | 146 | $119.7M |
| Q2 2023 | 148 | $184.8M |
| Q1 2023 | 120 | $162.4M |
| Q4 2022 | 89 | $75.6M |
| Q3 2022 | 77 | $37.0M |
| Q2 2022 | 66 | $40.1M |
| Q1 2022 | 54 | $27.1M |
| Q4 2021 | 44 | $15.8M |
| Q3 2021 | 38 | $5.72M |
| Q2 2021 | 42 | $13.4M |
| Q1 2021 | 60 | $26.7M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Assertio Holdings, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Nantahala Capital Management, LLC | 692,335 | $13.2M | 0.82% | +105,000+17.9% | Added |
| Vanguard Capital Management LLC | 268,952 | $5.13M | 0.00% | +268,952 | New |
| Opaleye Management Inc. | 265,707 | $5.06M | 0.67% | −19,293−6.8% | Reduced |
| Renaissance Technologies LLC | 228,599 | $4.36M | 0.01% | +37,902+19.9% | Added |
| Edgewood Management LLC | 107,517 | $2.05M | 0.01% | −10.0% | Reduced |
| BlackRock, Inc. | 90,035 | $1.72M | 0.00% | +10.0% | Added |
| Jane Street Group, LLC | 79,436 | $1.51M | 0.00% | +67,595+570.9% | Added |
| Geode Capital Management, LLC | 76,314 | $1.46M | 0.00% | +7,249+10.5% | Added |
| Walleye Capital LLC | 65,926 | $1.26M | 0.01% | +65,926 | New |
| SEI Investments Co | 54,940 | $1.05M | 0.00% | +54,940 | New |
| Huntleigh Advisors, Inc. | 52,603 | $1.00M | 0.17% | +52,603 | New |
| Citadel Advisors LLC | 51,286 | $977.5K | 0.00% | +6,580+14.7% | Added |
| EAM Investors, LLC | 45,145 | $860.5K | 0.10% | +45,145 | New |
| Marshall Wace, LLP | 40,772 | $777.1K | 0.00% | +40,772 | New |
| CM Management, LLC | 35,000 | $667.1K | 0.56% | −15,000−30.0% | Reduced |
| Vanguard Fiduciary Trust Co | 34,388 | $655.4K | 0.00% | +34,388 | New |
| Two Sigma Investments, LP | 33,577 | $640.0K | 0.00% | +14,907+79.8% | Added |
| State Street Corp | 27,772 | $529.3K | 0.00% | +2,100+8.2% | Added |
| Corsair Capital Management, L.P. | 25,549 | $487.0K | 0.07% | +25,549 | New |
| TSP Capital Management Group, LLC | – | $477.6K | 0.12% | – | – |
| Bank of America Corp | 25,033 | $477.1K | 0.00% | +24,654+6,505.0% | Added |
| Morgan Stanley | 21,030 | $400.8K | 0.00% | −4,315−17.0% | Reduced |
| Quadrature Capital Ltd | 18,687 | $356.2K | 0.00% | +18,687 | New |
| Squarepoint Ops LLC | 17,892 | $341.0K | 0.00% | +17,892 | New |
| Millennium Management LLC | 16,425 | $313.1K | 0.00% | −18,053−52.4% | Reduced |
| Bridgeway Capital Management, LLC | 16,014 | $305.2K | 0.01% | +1,059+7.1% | Added |
| Empowered Funds, LLC | 16,014 | $305.2K | 0.00% | +1,059+7.1% | Added |
| Verdad Advisers, LP | 15,541 | $296.2K | 0.33% | +15,541 | New |
| Northern Trust Corp | 14,570 | $277.7K | 0.00% | +1,072+7.9% | Added |
| Dimensional Fund Advisors LP | 14,135 | $269.4K | 0.00% | +14,135 | New |
| UBS Group AG | 6,331 | $120.7K | 0.00% | +5,386+569.9% | Added |
| Thurston, Springer, Miller, Herd & Titak, Inc. | 4,499 | $85.7K | 0.04% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 3,899 | $73.0K | 0.00% | +2,088+115.3% | Added |
| Vanguard Global Advisers, LLC | 2,065 | $39.4K | 0.00% | +2,065 | New |
| Royal Bank of Canada | 789 | $15.0K | 0.00% | −157−16.6% | Reduced |
| Advisor Group Holdings, Inc. | 376 | $7.17K | 0.00% | +336+840.0% | Added |
| Citigroup Inc | 325 | $6.20K | 0.00% | +325 | New |
| Wells Fargo & Company | 100 | $1.91K | 0.00% | +18+22.0% | Added |
| MCF Advisors LLC | 100 | $1.91K | 0.00% | +100 | New |
| JPMorgan Chase & Co | 88 | $1.61K | 0.00% | 00.0% | Unchanged |
| Annis Gardner Whiting Capital Advisors, LLC | 80 | $1.52K | 0.00% | +80 | New |
| SRS Capital Advisors, Inc. | 63 | $1.20K | 0.00% | 00.0% | Unchanged |
| Axiom Investment Management LLC | 63 | $1.20K | 0.00% | +63 | New |
| Activest Wealth Management | 50 | $953 | 0.00% | 00.0% | Unchanged |
| Strategic Investment Solutions, Inc. | 50 | $953 | 0.00% | 00.0% | Unchanged |
| Darwin Advisors, LLC | 46 | $885 | 0.00% | 00.0% | Unchanged |
| Financial Management Professionals, Inc. | 45 | $858 | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 29 | $553 | 0.00% | 00.0% | Unchanged |
| Key Financial Inc | 29 | $553 | 0.00% | 00.0% | Unchanged |
| FMR LLC | 23 | $438 | 0.00% | −61−72.6% | Reduced |
| Allworth Financial LP | 18 | $344 | 0.00% | 00.0% | Unchanged |
| SOA Wealth Advisors, LLC. | 16 | $305 | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 16 | $292 | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 13 | $248 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 10 | $191 | 0.00% | −29−74.4% | Reduced |
| Advisory Services Network, LLC | 10 | $191 | 0.00% | +10 | New |
| Cassaday & Co Wealth Management LLC | 8 | $153 | 0.00% | +8 | New |
| Newbridge Financial Services Group, Inc. | 8 | $152 | 0.00% | 00.0% | Unchanged |
| Main Street Group, LTD | 8 | $152 | 0.00% | +8 | New |
| Larson Financial Group LLC | 5 | $95 | 0.00% | +4+400.0% | Added |
| IFP Advisors, Inc | 5 | $95 | 0.00% | +5 | New |
| CWM Advisors, LLC | 3 | $59 | 0.00% | +1+50.0% | Added |
| Caitong International Asset Management Co., Ltd | 3 | $57 | 0.00% | +3 | New |
| TD Waterhouse Canada Inc. | 2 | $40 | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 2 | $39 | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 2 | $38 | 0.00% | +2 | New |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −21,213−100.0% | Sold out |
| Sentinus, LLC | 0 | $0 | 0.00% | −19,000−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −14,172−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −328−100.0% | Sold out |
| Mindset Wealth Management, LLC | 0 | $0 | 0.00% | −139−100.0% | Sold out |
| BNP Paribas Arbitrage, SA | 0 | $0 | 0.00% | −60−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Perritt Capital Management Inc | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |
| Motiv8 Investments LLC | – | – | – | – | Not filed |