Quick Takeaways
- BlackRock, Inc. filed SCHEDULE 13G/A for SUPERNUS PHARMACEUTICALS, INC. Common Stock (SUPN).
- Disclosed ownership: 15%.
- Date of event: 31 Mar 2025.
BlackRock, Inc. - 31 Mar 2025 SCHEDULE 13G/A Report for SUPERNUS PHARMACEUTICALS, INC. Common Stock (SUPN)
- Filing Manager
- BlackRock, Inc.
- Reporting Manager
- BlackRock, Inc.
- Symbol
- SUPN
- Shares outstanding
- 55,762,061 shares
- Disclosed Ownership
- 8,197,023 shares
- Ownership
- 15%
- Form type
- SCHEDULE 13G/A
- Filing time
- 22 Apr 2025, 08:27:16 UTC
- Date of event
- 31 Mar 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"BlackRock, Inc. disclosed 15% ownership in SUPERNUS PHARMACEUTICALS, INC. Common Stock (SUPN) on 31 Mar 2025."
What Changed
- No earlier schedule filing is available for direct comparison.
- Current filing was accepted on 22 Apr 2025, 08:27.
Why This Matters
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Source Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting Managers (1)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 15% | 8,197,023 | 8,092,706 | 0 | Spencer Fleming | Managing Director |