McCourt Marion has filed 64 insider transactions across 1 company since January 2023.
Most recent transaction: a tax payment of 1021 shares of REGENERON PHARMACEUTICALS, INC. ($REGN) on December 09, 2025.
Activity breakdown: 0 open-market purchases and 24 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec. 9, 2025 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | F | Common Stock | 1021 | $701.51 | 14,546.0000 | 136,200,000 | 6.56% | 0.00% |
| Dec. 5, 2025 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | A | Common Stock | 2476 | $0.00 | 16,903.0000 | 136,200,000 | 17.16% | 0.00% |
| Dec. 5, 2025 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | A | Non-Qualified Stock Option (right to buy) | 12210 | $0.00 | 12,210.0000 | 136,200,000 | 9999.99% | 0.01% |
| Dec. 8, 2025 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | F | Common Stock | 1336 | $712.94 | 15,567.0000 | 136,200,000 | 7.90% | 0.00% |
| Dec. 16, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | F | Common Stock | 759 | $730.81 | 14,404.0000 | 135,300,000 | 5.01% | 0.00% |
| Dec. 6, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | A | Common Stock | 2332 | $0.00 | 15,437.0000 | 135,300,000 | 17.79% | 0.00% |
| Dec. 9, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | F | Common Stock | 274 | $787.00 | 15,163.0000 | 135,300,000 | 1.77% | 0.00% |
| Dec. 6, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | A | Non-Qualified Stock Option (right to buy) | 8981 | $0.00 | 8,981.0000 | 135,300,000 | 9999.99% | 0.01% |
| Nov. 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Common Stock | 1000 | $381.40 | 14,105.0000 | 135,300,000 | 7.63% | 0.00% |
| Nov. 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 1000 | $844.61 | 13,105.0000 | 135,300,000 | 7.09% | 0.00% |
| Nov. 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Non-Qualified Stock Option (right to buy) | 1000 | $0.00 | 6,000.0000 | 135,300,000 | 14.29% | 0.00% |
| Oct. 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 1000 | $1054.06 | 13,105.0000 | 135,300,000 | 7.09% | 0.00% |
| Oct. 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Non-Qualified Stock Option (right to buy) | 1000 | $0.00 | 7,000.0000 | 135,300,000 | 12.50% | 0.00% |
| Oct. 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Common Stock | 1000 | $381.40 | 14,105.0000 | 135,300,000 | 7.63% | 0.00% |
| Sept. 3, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 1000 | $1178.73 | 13,105.0000 | 134,800,000 | 7.09% | 0.00% |
| Sept. 3, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Non-Qualified Stock Option (right to buy) | 1000 | $0.00 | 8,000.0000 | 134,800,000 | 11.11% | 0.00% |
| Sept. 3, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Common Stock | 1000 | $381.40 | 14,105.0000 | 134,800,000 | 7.63% | 0.00% |
| Aug. 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Non-Qualified Stock Option (right to buy) | 1137 | $0.00 | 0.0000 | 134,800,000 | 100.00% | 0.00% |
| Aug. 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Common Stock | 1137 | $372.46 | 14,242.0000 | 134,800,000 | 8.68% | 0.00% |
| Aug. 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 1137 | $1060.86 | 13,105.0000 | 134,800,000 | 7.98% | 0.00% |
| July 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 1137 | $1047.11 | 13,105.0000 | 134,800,000 | 7.98% | 0.00% |
| July 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Non-Qualified Stock Option (right to buy) | 1137 | $0.00 | 1,137.0000 | 134,800,000 | 50.00% | 0.00% |
| July 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Common Stock | 1137 | $372.46 | 14,242.0000 | 134,800,000 | 8.68% | 0.00% |
| June 3, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Non-Qualified Stock Option (right to buy) | 1138 | $0.00 | 2,274.0000 | 134,199,999 | 33.35% | 0.00% |
| June 3, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Common Stock | 1138 | $372.46 | 14,243.0000 | 134,199,999 | 8.68% | 0.00% |
| June 3, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 1138 | $980.16 | 13,105.0000 | 134,199,999 | 7.99% | 0.00% |
| May 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 250 | $889.41 | 13,105.0000 | 134,199,999 | 1.87% | 0.00% |
| April 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 250 | $964.73 | 13,339.0000 | 134,199,999 | 1.84% | 0.00% |
| March 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 358 | $967.50 | 13,589.0000 | 133,100,000 | 2.57% | 0.00% |
| Feb. 5, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 1000 | $934.71 | 13,947.0000 | 133,100,000 | 6.69% | 0.00% |
| Feb. 1, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 273 | $945.61 | 14,947.0000 | 133,100,000 | 1.79% | 0.00% |
| Jan. 2, 2024 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 274 | $873.91 | 15,220.0000 | 133,100,000 | 1.77% | 0.00% |
| Dec. 12, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | F | Common Stock | 5105 | $856.71 | 15,494.0000 | 130,400,000 | 24.78% | 0.00% |
| Dec. 11, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | F | Common Stock | 373 | $844.09 | 20,599.0000 | 130,400,000 | 1.78% | 0.00% |
| Dec. 8, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | F | Common Stock | 852 | $843.79 | 19,109.0000 | 130,400,000 | 4.27% | 0.00% |
| Dec. 8, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | A | Common Stock | 2133 | $0.00 | 21,242.0000 | 130,400,000 | 11.16% | 0.00% |
| Dec. 11, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 270 | $838.44 | 20,972.0000 | 130,400,000 | 1.27% | 0.00% |
| Dec. 8, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | A | Non-Qualified Stock Option (right to buy) | 7649 | $0.00 | 7,649.0000 | 130,400,000 | 9999.99% | 0.01% |
| Nov. 1, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 1000 | $783.91 | 19,961.0000 | 130,400,000 | 4.77% | 0.00% |
| Nov. 1, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Non-Qualified Stock Option (right to buy) | 1000 | $0.00 | 9,000.0000 | 130,400,000 | 10.00% | 0.00% |
| Nov. 1, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Common Stock | 1000 | $381.40 | 20,961.0000 | 130,400,000 | 5.01% | 0.00% |
| Oct. 2, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 1038 | $827.00 | 19,961.0000 | 130,400,000 | 4.94% | 0.00% |
| Oct. 2, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Non-Qualified Stock Option (right to buy) | 1038 | $0.00 | 3,412.0000 | 130,400,000 | 23.33% | 0.00% |
| Oct. 2, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Common Stock | 1038 | $372.46 | 20,999.0000 | 130,400,000 | 5.20% | 0.00% |
| Sept. 1, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 250 | $834.55 | 19,961.0000 | 130,400,000 | 1.24% | 0.00% |
| Aug. 1, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 250 | $744.66 | 20,211.0000 | 130,400,000 | 1.22% | 0.00% |
| July 3, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 250 | $710.09 | 20,460.0000 | 130,400,000 | 1.21% | 0.00% |
| June 1, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 250 | $736.00 | 20,710.0000 | 130,400,000 | 1.19% | 0.00% |
| April 3, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Common Stock | 1100 | $372.46 | 22,041.0000 | 130,400,000 | 5.25% | 0.00% |
| April 3, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 1100 | $818.80 | 20,941.0000 | 130,400,000 | 4.99% | 0.00% |
| April 3, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Non-Qualified Stock Option (right to buy) | 1100 | $0.00 | 4,450.0000 | 130,400,000 | 19.82% | 0.00% |
| March 1, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 1100 | $759.89 | 20,941.0000 | 130,400,000 | 4.99% | 0.00% |
| March 1, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Non-Qualified Stock Option (right to buy) | 1100 | $0.00 | 5,550.0000 | 130,400,000 | 16.54% | 0.00% |
| March 1, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Common Stock | 1100 | $372.46 | 22,041.0000 | 130,400,000 | 5.25% | 0.00% |
| Feb. 12, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | F | Common Stock | 1276 | $751.78 | 20,941.0000 | 130,400,000 | 5.74% | 0.00% |
| Feb. 7, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Common Stock | 1000 | $372.46 | 23,217.0000 | 130,400,000 | 4.50% | 0.00% |
| Feb. 7, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 1000 | $769.04 | 22,217.0000 | 130,400,000 | 4.31% | 0.00% |
| Feb. 7, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Non-Qualified Stock Option (right to buy) | 1000 | $0.00 | 6,650.0000 | 130,400,000 | 13.07% | 0.00% |
| Feb. 1, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Non-Qualified Stock Option (right to buy) | 1100 | $0.00 | 7,650.0000 | 130,400,000 | 12.57% | 0.00% |
| Feb. 1, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 1100 | $752.19 | 22,217.0000 | 130,400,000 | 4.72% | 0.00% |
| Feb. 1, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Common Stock | 1100 | $372.46 | 23,317.0000 | 130,400,000 | 4.95% | 0.00% |
| Jan. 3, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | S | Common Stock | 1100 | $721.86 | 22,217.0000 | 130,400,000 | 4.72% | 0.00% |
| Jan. 3, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Non-Qualified Stock Option (right to buy) | 1100 | $0.00 | 8,750.0000 | 130,400,000 | 11.17% | 0.00% |
| Jan. 3, 2023 | REGENERON PHARMACEUTICALS, INC. | $REGN | McCourt Marion | EVP Commercial | M | Common Stock | 1100 | $372.46 | 23,317.0000 | 130,400,000 | 4.95% | 0.00% |