Form 4 for REGN Regeneron Pharmaceuticals
Accepted 2026-05-04 16:14:55 ET · period of report 2026-05-01 · accession 0001187443-26-000008 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MT | 2026-05-04 16:14 | 2026-05-01 | REGN | RYAN ARTHUR F | Dir | S - Sale | $705.24 | -100 | 17.5K | -0.6% | -$70.5K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-05-01 | S | D | 5 | $701.76 | 17,598 | D | — | — | (F1) Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on October 31, 2025. (F2) Represents volume-weighted average price of sales of 5 shares of Company stock on May 1, 2026 at prices ranging from $701.36 to $701.95. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on May 1, 2026 at each separate price. |
| 2 | Common | Common Stock | 2026-05-01 | S | D | 15 | $702.46 | 17,583 | D | — | — | (F1) Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on October 31, 2025. (F3) Represents volume-weighted average price of sales of 15 shares of Company stock on May 1, 2026 at prices ranging from $702.02 to $702.95. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on May 1, 2026 at each separate price. |
| 3 | Common | Common Stock | 2026-05-01 | S | D | 24 | $703.46 | 17,559 | D | — | — | (F1) Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on October 31, 2025. (F4) Represents volume-weighted average price of sales of 24 shares of Company stock on May 1, 2026 at prices ranging from $703.01 to $703.84. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on May 1, 2026 at each separate price. |
| 4 | Common | Common Stock | 2026-05-01 | S | D | 15 | $704.28 | 17,544 | D | — | — | (F1) Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on October 31, 2025. (F5) Represents volume-weighted average price of sales of 15 shares of Company stock on May 1, 2026 at prices ranging from $704.01 to $704.75. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on May 1, 2026 at each separate price. |
| 5 | Common | Common Stock | 2026-05-01 | S | D | 14 | $705.56 | 17,530 | D | — | — | (F1) Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on October 31, 2025. (F6) Represents volume-weighted average price of sales of 14 shares of Company stock on May 1, 2026 at prices ranging from $705.02 to $705.98. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on May 1, 2026 at each separate price. |
| 6 | Common | Common Stock | 2026-05-01 | S | D | 7 | $706.74 | 17,523 | D | — | — | (F1) Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on October 31, 2025. (F7) Represents volume-weighted average price of sales of 7 shares of Company stock on May 1, 2026 at prices ranging from $706.05 to $706.97. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on May 1, 2026 at each separate price. |
| 7 | Common | Common Stock | 2026-05-01 | S | D | 4 | $707.40 | 17,519 | D | — | — | (F1) Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on October 31, 2025. (F8) Represents volume-weighted average price of sales of 4 shares of Company stock on May 1, 2026 at prices ranging from $707.12 to $707.84. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on May 1, 2026 at each separate price. |
| 8 | Common | Common Stock | 2026-05-01 | S | D | 6 | $709.45 | 17,513 | D | — | — | (F1) Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on October 31, 2025. (F9) Represents volume-weighted average price of sales of 6 shares of Company stock on May 1, 2026 at prices ranging from $709.05 to $709.61. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on May 1, 2026 at each separate price. |
| 9 | Common | Common Stock | 2026-05-01 | S | D | 2 | $710.87 | 17,511 | D | — | — | (F1) Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on October 31, 2025. (F10) Represents volume-weighted average price of sales of 2 shares of Company stock on May 1, 2026 at prices ranging from $710.86 to $710.88. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on May 1, 2026 at each separate price. |
| 10 | Common | Common Stock | 2026-05-01 | S | D | 5 | $711.49 | 17,506 | D | — | — | (F1) Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on October 31, 2025. (F11) Represents volume-weighted average price of sales of 5 shares of Company stock on May 1, 2026 at prices ranging from $711.17 to $711.79. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on May 1, 2026 at each separate price. |
| 11 | Common | Common Stock | 2026-05-01 | S | D | 1 | $712.09 | 17,505 | D | — | — | (F1) Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on October 31, 2025. |
| 12 | Common | Common Stock | 2026-05-01 | S | D | 2 | $714.13 | 17,503 | D | — | — | (F1) Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on October 31, 2025. (F12) Represents volume-weighted average price of sales of 2 shares of Company stock on May 1, 2026 at prices ranging from $714.12 to $714.14. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on May 1, 2026 at each separate price. |