Institutional Ownership
Supernus Pharmaceuticals Inc
CUSIP 868459108COMSUPNQ1 2026
13D / 13G Filings
28
Schedule 13D/13G on record
Beneficial Filers
10
Distinct reporting persons
Largest Stake
19.0%
Max % of class reported
Institutional Holders
317
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
28 filings · latest Feb 18, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Feb 18, 2026 | Integrated Core Strategies (Us) LLC | 13G/A | 11.0% | 3.28M | SEC |
| 2 | Feb 17, 2026 | Armistice Capital, LLC | 13G/A | 4.8% | 2.76M | SEC |
| 3 | Feb 2, 2026 | Millennium Management LLC | 13G | 11.0% | 3.04M | SEC |
| 4 | Jan 21, 2026 | Dimensional Fund Advisors LP | 13G/A | 4.7% | 2.71M | SEC |
| 5 | Nov 14, 2025 | Armistice Capital, LLC | 13G/A | 5.1% | 2.84M | SEC |
| 6 | May 15, 2025 | Armistice Capital, LLC | 13G/A | 9.3% | 5.20M | SEC |
| 7 | Apr 22, 2025 | Blackrock, Inc. | 13G/A | 14.7% | 8.20M | SEC |
| 8 | Feb 14, 2025 | Armistice Capital, LLC | 13G/A | 8.8% | 4.84M | SEC |
| 9 | Nov 14, 2024 | Armistice Capital, LLC | 13G/A | 9.3% | 5.10M | SEC |
| 10 | Nov 1, 2024 | Macquarie Group Ltd | 13G/A | 4.8% | 2.63M | SEC |
18 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Supernus Pharmaceuticals Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Blackrock, Inc. | 8.80M | $454.73M |
| 2 | Millennium Management LLC | 3.32M | $171.40M |
| 3 | Dimensional Fund Advisors LP | 2.31M | $119.24M |
| 4 | State Street Corp | 2.29M | $118.27M |
| 5 | Nomura Asset Management International Inc. | 2.04M | $105.30M |
| 6 | Armistice Capital, LLC | 1.90M | $97.97M |
| 7 | Renaissance Technologies LLC | 1.71M | $88.14M |
| 8 | Geode Capital Management, LLC | 1.62M | $83.93M |
| 9 | Citadel Advisors LLC | 1.49M | $77.20M |
| 10 | Loomis Sayles & Co L P | 1.43M | $73.70M |