SCHLEIFER LEONARD S
SEC CIK 1218629 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| REGN | Regeneron Pharmaceuticals | Pres, CEO, Dir | 214.5K | — | $233.92M | 24 | 2021-05-19 | 2025-12-31 |
Most active insiders at REGN, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | POON CHRISTINE A | Dir | — | $4.25M |
| 2 | McCourt Marion | EVP Commercial | — | $2.00M |
| 3 | Zoghbi Huda Y | Dir | — | $1.92M |
| 4 | Pitofsky Jason | VP Ctrl | — | $1.87M |
| 5 | Bassler Bonnie L | Dir | — | $1.77M |
| 6 | Guarini Kathryn | Dir | — | $660.0K |
| 7 | RYAN ARTHUR F | Dir | — | $434.7K |
| 8 | MURPHY ANDREW J | EVP Research | — | — |
| 9 | Fenimore Christopher R. | EVP Fin CFO | — | — |
| 10 | Schenkein David P | Dir | — | — |
| 17 | SCHLEIFER LEONARD S | Pres, CEO, Bd. Co-COB, Dir | — | — |
Transactions 24
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-01-05 | 2025-12-31 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Bd. Co-COB, Dir | F - Tax | $772.09 | -28.6K | 214.5K | -12% | -$22.06M |
| D | 2026-01-05 | 2025-12-31 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Bd. Co-COB, Dir | M - OptEx | $0.00 | +28.6K | 243.1K | +13% | $0 |
| D | 2025-12-11 | 2025-12-09 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Bd. Co-COB, Dir | M - OptEx | $555.67 | +172.7K | 369.7K | +88% | +$95.98M |
| D | 2025-12-11 | 2025-12-09 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Bd. Co-COB, Dir | F - Tax | $701.51 | -155.1K | 214.5K | -42% | -$108.84M |
| DMI | 2024-06-13 | 2024-06-11+ | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Bd. Co-COB, Dir | S - Sale | $1,015.75 | -25.2K | 0 | -100% | -$25.61M |
| DI | 2024-06-13 | 2024-06-12 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Bd. Co-COB, Dir | C - Cnv Deriv | $0.00 | +1,000 | 1,000 | New | $0 |
| I | 2024-06-10 | 2024-06-06 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Bd. Co-COB, Dir | S - Sale | $1,015.02 | -787 | 64.2K | -1% | -$798.8K |
| M | 2024-05-17 | 2024-05-17 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Bd. Co-COB, Dir | S - Sale | $979.23 | -22.8K | 466.9K | -5% | -$22.36M |
| D | 2024-05-15 | 2024-05-13 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Bd. Co-COB, Dir | M - OptEx | $399.66 | +203.2K | 577.6K | +54% | +$81.21M |
| DM | 2024-05-15 | 2024-05-14+ | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Bd. Co-COB, Dir | S - Sale+OE | $979.58 | -35.9K | 397.6K | -8% | -$35.21M |
| D | 2024-05-15 | 2024-05-13 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Bd. Co-COB, Dir | F - Tax | $976.79 | -144.4K | 433.2K | -25% | -$141.08M |
| D | 2023-12-13 | 2023-12-11 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Bd. Co-COB, Dir | F - Tax | $844.09 | -12.8K | 374.4K | -3% | -$10.84M |
| D | 2023-12-13 | 2023-12-11 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Bd. Co-COB, Dir | M - OptEx | — | +25.2K | 387.3K | +7% | — |
| MI | 2023-05-17 | 2023-05-15 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Dir | G - Gift | $0.00 | 0 | 65.0K | New | $0 |
| MI | 2022-04-07 | 2022-04-05+ | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Dir | S - Sale | $710.05 | -7,114 | 13.8K | -34% | -$5.05M |
| I | 2022-04-04 | 2022-03-31 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Dir | S - Sale | $710.01 | -2,886 | 18.3K | -14% | -$2.05M |
| DM | 2021-11-19 | 2021-11-19 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Dir | M - OptEx | $221.08 | +520.3K | 651.6K | +396% | +$115.03M |
| DM | 2021-11-19 | 2021-11-19 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Dir | F - Tax | $651.96 | -359.1K | 370.3K | -49% | -$234.14M |
| I | 2021-08-20 | 2021-08-19 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Dir | S - Sale | $660.03 | -10.0K | 21.2K | -32% | -$6.60M |
| 2021-08-20 | 2021-08-18 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Dir | S - Sale | $650.03 | -200.0K | 304.7K | -40% | -$130.01M | |
| MI | 2021-08-17 | 2021-08-16 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Dir | S - Sale | $624.36 | -10.0K | 40.9K | -20% | -$6.24M |
| DM | 2021-08-10 | 2021-08-06 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Dir | M - OptEx | $52.03 | +400.0K | 596.2K | +204% | +$20.81M |
| DM | 2021-08-10 | 2021-08-06 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Dir | F - Tax | $607.51 | -228.6K | 504.7K | -31% | -$138.86M |
| DMI | 2021-08-10 | 2021-05-19 | REGN | Regeneron Pharmaceuticals | SCHLEIFER LEONARD S | Pres, CEO, Dir | G - Gift | $0.00 | 0 | 41.2K | New | $0 |
Purchase Sale Sale after option exercise All abbreviations