Guarini Kathryn has filed 8 insider transactions across 1 company since September 2023.
Most recent transaction: a grant/award of 1962 shares of REGENERON PHARMACEUTICALS, INC. ($REGN) on January 02, 2026.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 2, 2026 | REGENERON PHARMACEUTICALS, INC. | $REGN | Guarini Kathryn | Director | A | Non-Qualified Stock Option (right to buy) | 1962 | $0.00 | 1,962.0000 | 137,600,000 | 9999.99% | 0.00% |
| Jan. 2, 2026 | REGENERON PHARMACEUTICALS, INC. | $REGN | Guarini Kathryn | Director | A | Common Stock | 155 | $0.00 | 603.0000 | 137,600,000 | 34.60% | 0.00% |
| Jan. 2, 2025 | REGENERON PHARMACEUTICALS, INC. | $REGN | Guarini Kathryn | Director | A | Common Stock | 166 | $0.00 | 448.0000 | 136,000,000 | 58.87% | 0.00% |
| Jan. 2, 2025 | REGENERON PHARMACEUTICALS, INC. | $REGN | Guarini Kathryn | Director | A | Non-Qualified Stock Option (right to buy) | 1958 | $0.00 | 1,958.0000 | 136,000,000 | 9999.99% | 0.00% |
| Jan. 2, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | Guarini Kathryn | Director | A | Non-Qualified Stock Option (right to buy) | 508 | $0.00 | 508.0000 | 133,100,000 | 9999.99% | 0.00% |
| Jan. 2, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | Guarini Kathryn | Director | A | Common Stock | 42 | $0.00 | 282.0000 | 133,100,000 | 17.50% | 0.00% |
| Sept. 8, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | Guarini Kathryn | Director | A | Common Stock | 240 | $0.00 | 240.0000 | 130,400,000 | 9999.99% | 0.00% |
| Sept. 8, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | Guarini Kathryn | Director | A | Non-Qualified Stock Option (right to buy) | 2739 | $0.00 | 2,739.0000 | 130,400,000 | 9999.99% | 0.00% |