REGN holders · CITADEL ADVISORS LLC 13F · REGN stock
CITADEL ADVISORS LLC Regeneron Pharmaceuticals Inc (REGN) 13F holding
CITADEL ADVISORS LLC reported 213,700 REGN shares valued at $165.11B as of 2026-03-31 (COM), Call. Cached 13F row, not a live tape.
| Report | Shares | Value | Class |
|---|---|---|---|
| 2026-03-31 | 213,700 | $165.11B | Call |
| 2026-03-31 | 172,400 | $133.20B | Put |
| 2026-03-31 | 27,964 | $21.61B | COM |
| 2026-03-31 | 19,723 | $15.24B | COM |
| 2025-12-31 | 274,000 | $211.49B | Put |
| 2025-12-31 | 265,300 | $204.78B | Call |
| 2025-12-31 | 74,795 | $57.73B | COM |
| 2025-12-31 | 70,175 | $54.17B | COM |
| 2025-09-30 | 208,900 | $117.46B | Call |
| 2025-09-30 | 164,700 | $92.61B | Put |
| 2025-09-30 | 162,907 | $91.60B | COM |
| 2025-09-30 | 67,320 | $37.85B | COM |
| 2025-06-30 | 540,354 | $283.69B | COM |
| 2025-06-30 | 290,500 | $152.51B | Call |
| 2025-06-30 | 197,800 | $103.84B | Put |
| 2025-06-30 | 140,151 | $73.58B | COM |
Not investment advice. Cached 13F row, not EDGAR XML.