Regeneron Pharmaceuticals, Inc.(REGN)
Biotechnology
Antibody Engineering (mAbs, bispecifics, ADCs)
| Filing Date | Insider | Type | 10b5-1 | Net Shares | Ownership change | Avg. Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| 2026-05-04 | RYAN ARTHUR F Director | Sale | -100 | -0.57%17,503 | $705.24 | $70,524 | View SEC filing | |
| 2026-04-03 | RYAN ARTHUR F Director | Sale | -100 | -0.56%17,603 | $777.27 | $77,727 | View SEC filing | |
| 2026-03-03 | RYAN ARTHUR F Director | Sale | -100 | -0.56%17,703 | $785.50 | $78,550 | View SEC filing | |
| 2026-02-23 | Zoghbi Huda Y Director | Sale | -1,638 | -49.03%1,703 | $781.33 | $1,279,812 | View SEC filing | |
| 2026-02-11 | Pitofsky Jason SVP Controller | Sale | -2,036 | -32.28%4,272 | $778.52 | $1,585,058 | View SEC filing | |
| 2026-02-11 | RYAN ARTHUR F Director | Sale | -100 | -0.56%17,803 | $778.53 | $77,853 | View SEC filing | |
| 2026-01-08 | Bassler Bonnie L Director | Sale | -1,500 | -46.83%1,703 | $800.00 | $1,200,000 | View SEC filing | |
| 2025-11-24 | Bassler Bonnie L Director | Sale | -760 | -32.93%1,548 | $750.00 | $570,000 | View SEC filing | |
| 2025-11-10 | Pitofsky Jason VP Controller | Sale | -431 | -9.24%4,233 | $651.43 | $280,766 | View SEC filing | |
| 2025-10-31 | POON CHRISTINE A Director | Sale | -6,500 | -73.43%2,352 | $654.27 | $4,252,745 | View SEC filing | |
| 2024-11-05 | McCourt Marion EVP Commercial | Sale | -1,000 | -7.18%12,931 | $844.61 | $844,610 | View SEC filing | |
| 2024-10-03 | RYAN ARTHUR F Director | Sale | -100 | -0.57%17,582 | $1048.78 | $104,878 | View SEC filing | |
| 2024-10-03 | McCourt Marion EVP Commercial | Sale | -1,000 | -7.18%12,931 | $1054.06 | $1,054,060 | View SEC filing | |
| 2024-09-05 | McCourt Marion EVP Commercial | Sale | -1,000 | -7.18%12,931 | $1178.73 | $1,178,730 | View SEC filing | |
| 2024-09-05 | RYAN ARTHUR F Director | Sale | -100 | -0.56%17,682 | $1178.68 | $117,869 | View SEC filing | |
| 2024-08-29 | Fenimore Christopher R. SVP Finance & CFO | Sale | -5,680 | -99.13%50 | $1205.33 | $6,846,262 | View SEC filing | |
| 2024-08-19 | Bassler Bonnie L Director | Sale | -756 | -35.36%1,382 | $1170.00 | $884,520 | View SEC filing | |
| 2024-08-19 | POON CHRISTINE A Director | Sale | -10,838 | -83.31%2,172 | $1158.17 | $12,552,285 | View SEC filing | |
| 2024-08-15 | MURPHY ANDREW J EVP Research | Sale | -6,363 | -11.64%48,306 | $1153.15 | $7,337,505 | View SEC filing | |
| 2024-08-12 | STAHL NEIL EVP Research and Development | Sale | -5,197 | -9.25%50,999 | $1084.54 | $5,636,346 | View SEC filing | |
| 2024-08-07 | Pitofsky Jason VP Controller | Sale | -487 | -10.38%4,204 | $1070.00 | $521,090 | View SEC filing | |
| 2024-08-05 | RYAN ARTHUR F Director | Sale | -1 | -0.01%17,782 | $1100.03 | $1,100 | View SEC filing | |
| 2024-08-05 | RYAN ARTHUR F Director | Sale | -99 | -0.55%17,783 | $1085.53 | $107,467 | View SEC filing | |
| 2024-08-05 | Bassler Bonnie L Director | Sale | -756 | -35.36%1,382 | $1115.00 | $842,940 | View SEC filing | |
| 2024-08-05 | McCourt Marion EVP Commercial | Sale | -1,137 | -8.08%12,931 | $1060.86 | $1,206,198 | View SEC filing |
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