| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | EVP Finance CFO | Dec 08, 2025 | Tax Payment (Shares) | $712.94 | 992 | 707,236 | 18,300 | Dec 09, 2025, 04:08 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Finance & CFO | Dec 16, 2024 | Tax Payment (Shares) | $730.81 | 491 | 358,828 | 16,265 | Dec 18, 2024, 04:01 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Finance & CFO | Dec 09, 2024 | Tax Payment (Shares) | $787.00 | 1,140 | 897,180 | 16,756 | Dec 10, 2024, 04:03 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Finance & CFO | Aug 28, 2024 | Sale | $1205.46 | 1,194 | 1,439,319 | 966 | Aug 29, 2024, 04:27 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Finance & CFO | Aug 28, 2024 | Sale | $1205.09 | 3,615 | 4,356,398 | 1,378 | Aug 29, 2024, 04:27 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Finance & CFO | Aug 28, 2024 | Sale | $1206.14 | 436 | 525,878 | 225 | Aug 29, 2024, 04:27 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Finance & CFO | Aug 28, 2024 | Sale | $1206.13 | 435 | 524,666 | 225 | Aug 29, 2024, 04:27 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Finance & CFO | Feb 09, 2024 | Sale | $953.31 | 4,919 | 4,689,320 | 18,947 | Feb 12, 2024, 04:02 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Jan 23, 2024 | Tax Payment (Shares) | $948.50 | 7,569 | 7,179,197 | 19,291 | Jan 25, 2024, 04:17 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Jan 23, 2024 | Option/RSU Exercise | $477.66 | 10,000 | 4,776,650 | 22,874 | Jan 25, 2024, 04:17 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Jan 03, 2024 | Tax Payment (Shares) | $912.30 | 7,512 | 6,853,198 | 16,860 | Jan 04, 2024, 04:22 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Jan 03, 2024 | Option/RSU Exercise | $477.66 | 10,000 | 4,776,650 | 20,329 | Jan 04, 2024, 04:22 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Dec 27, 2023 | Sale | $856.71 | 2,448 | 2,097,226 | 14,372 | Dec 29, 2023, 04:04 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Dec 22, 2023 | Sale | $846.27 | 250 | 211,568 | 16,820 | Dec 26, 2023, 04:08 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Dec 21, 2023 | Sale | $844.01 | 1,680 | 1,417,934 | 18,294 | Dec 26, 2023, 04:08 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Dec 12, 2023 | Tax Payment (Shares) | $856.71 | 2,552 | 2,186,324 | 18,750 | Dec 14, 2023, 04:08 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Dec 08, 2023 | Tax Payment (Shares) | $843.79 | 474 | 399,956 | 20,468 | Dec 12, 2023, 04:01 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Dec 11, 2023 | Tax Payment (Shares) | $844.09 | 1,536 | 1,296,522 | 21,562 | Dec 12, 2023, 04:01 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Aug 23, 2023 | Option/RSU Exercise | $399.66 | 7,000 | 2,797,620 | 26,140 | Aug 25, 2023, 04:03 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Aug 23, 2023 | Tax Payment (Shares) | $842.66 | 5,198 | 4,380,147 | 20,942 | Aug 25, 2023, 04:03 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Mar 23, 2023 | Sale | $806.47 | 2,192 | 1,767,782 | 18,409 | Mar 27, 2023, 04:37 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Feb 03, 2023 | Tax Payment (Shares) | $774.29 | 3,286 | 2,544,317 | 20,295 | Feb 07, 2023, 04:10 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Feb 03, 2023 | Option/RSU Exercise | $270.43 | 5,000 | 1,352,150 | 23,581 | Feb 07, 2023, 04:10 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Dec 09, 2022 | Tax Payment (Shares) | $753.28 | 247 | 186,060 | 16,655 | Dec 13, 2022, 04:09 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Oct 26, 2022 | Gift | - | 871 | - | 0 | Dec 13, 2022, 04:09 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Oct 26, 2022 | Gift | - | 436 | - | 461 | Dec 13, 2022, 04:09 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Oct 26, 2022 | Gift | - | 435 | - | 460 | Dec 13, 2022, 04:09 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Oct 05, 2022 | Sale | $749.00 | 1,844 | 1,381,156 | 16,425 | Oct 07, 2022, 04:03 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Oct 03, 2022 | Sale | $724.00 | 3,346 | 2,422,504 | 18,269 | Oct 05, 2022, 04:10 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Apr 08, 2022 | Tax Payment (Shares) | $736.21 | 5,606 | 4,127,193 | 26,615 | Apr 11, 2022, 04:40 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Apr 08, 2022 | Option/RSU Exercise | $364.23 | 7,450 | 2,713,541 | 30,066 | Apr 11, 2022, 04:40 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Mar 31, 2022 | Tax Payment (Shares) | $700.99 | 8,654 | 6,066,367 | 24,771 | Apr 01, 2022, 04:07 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Mar 31, 2022 | Option/RSU Exercise | $317.97 | 12,000 | 3,815,640 | 31,628 | Apr 01, 2022, 04:07 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Dec 11, 2021 | Tax Payment (Shares) | $664.34 | 270 | 179,372 | 21,122 | Dec 14, 2021, 04:10 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Aug 20, 2021 | Tax Payment (Shares) | $664.85 | 8,719 | 5,796,827 | 19,020 | Aug 25, 2021, 04:06 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Aug 20, 2021 | Option/RSU Exercise | $179.13 | 13,500 | 2,418,255 | 32,520 | Aug 24, 2021, 04:04 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | SVP Controller | Aug 23, 2021 | Sale | $655.31 | 4,781 | 3,133,037 | 27,944 | Aug 24, 2021, 04:04 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Sep 24, 2020 | Gift | - | 50 | - | 0 | Dec 11, 2020, 04:05 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Sep 24, 2020 | Gift | - | 25 | - | 25 | Dec 11, 2020, 04:05 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Sep 24, 2020 | Gift | - | 25 | - | 25 | Dec 11, 2020, 04:05 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Jul 20, 2020 | Tax Payment (Shares) | $655.57 | 6,291 | 4,124,191 | 18,986 | Jul 22, 2020, 04:31 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Jul 20, 2020 | Option/RSU Exercise | $156.01 | 12,224 | 1,907,015 | 25,277 | Jul 22, 2020, 04:31 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Jul 21, 2020 | Sale | $642.04 | 3,709 | 2,381,317 | 20,994 | Jul 22, 2020, 04:31 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Jun 15, 2020 | Option/RSU Exercise | $47.07 | 9,406 | 442,742 | 20,323 | Jun 17, 2020, 04:02 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Jun 16, 2020 | Sale | $590.89 | 3,556 | 2,101,215 | 18,721 | Jun 17, 2020, 04:02 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Jun 15, 2020 | Tax Payment (Shares) | $587.90 | 3,670 | 2,157,593 | 16,653 | Jun 17, 2020, 04:02 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Apr 01, 2020 | Option/RSU Exercise | $30.63 | 1,200 | 36,756 | 14,297 | Apr 03, 2020, 04:05 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Apr 01, 2020 | Sale | $488.41 | 1,200 | 586,096 | 14,234 | Apr 03, 2020, 04:05 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Jan 24, 2020 | Option/RSU Exercise | $30.63 | 500 | 15,315 | 13,097 | Jan 27, 2020, 04:04 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Dec 20, 2019 | Option/RSU Exercise | $30.63 | 400 | 12,252 | 12,597 | Dec 23, 2019, 04:02 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Dec 12, 2019 | Tax Payment (Shares) | $377.16 | 1,418 | 534,813 | 13,879 | Dec 13, 2019, 06:03 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Dec 12, 2019 | Option/RSU Exercise | $52.03 | 3,100 | 161,293 | 15,297 | Dec 13, 2019, 06:03 PM |
| REGN | | REGENERON PHARMACEUTICALS, INC. | Christopher R. Fenimore | VP Controller | Dec 13, 2019 | Sale | $376.14 | 1,682 | 632,665 | 13,688 | Dec 13, 2019, 06:03 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Apr 18, 2019 | Gift | - | 350 | - | 7,096 | Apr 18, 2019, 07:04 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Apr 18, 2019 | Option/RSU Exercise | $21.25 | 350 | 7,438 | 7,446 | Apr 18, 2019, 07:04 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Apr 18, 2019 | Gift | - | 350 | - | 1,897 | Apr 18, 2019, 07:04 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Jan 18, 2019 | Gift | - | 150 | - | 7,096 | Jan 18, 2019, 05:01 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Jan 18, 2019 | Option/RSU Exercise | $21.25 | 150 | 3,188 | 7,246 | Jan 18, 2019, 05:01 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Jan 18, 2019 | Gift | - | 150 | - | 1,547 | Jan 18, 2019, 05:01 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Dec 20, 2018 | Option/RSU Exercise | $21.25 | 675 | 14,344 | 8,944 | Dec 20, 2018, 05:36 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Dec 20, 2018 | Sale | $358.97 | 1,848 | 663,381 | 8,844 | Dec 20, 2018, 05:36 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Dec 19, 2018 | Tax Payment (Shares) | $364.42 | 1,602 | 583,801 | 8,269 | Dec 20, 2018, 05:36 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Dec 19, 2018 | Option/RSU Exercise | $52.03 | 3,450 | 179,503 | 9,871 | Dec 20, 2018, 05:36 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Aug 30, 2018 | Gift | - | 50 | - | 4,347 | Dec 14, 2018, 04:18 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Oct 25, 2018 | Gift | - | 2,950 | - | 2,950 | Dec 14, 2018, 04:18 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Oct 25, 2018 | Gift | - | 2,950 | - | 1,397 | Dec 14, 2018, 04:18 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Aug 30, 2018 | Gift | - | 50 | - | 1,421 | Dec 14, 2018, 04:18 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Aug 30, 2018 | Option/RSU Exercise | $21.25 | 50 | 1,063 | 200 | Aug 31, 2018, 04:02 PM |
| REGN | | REGENERON PHARMACEUTICALS INC | Christopher R. Fenimore | VP Controller | Jan 16, 2018 | Option/RSU Exercise | $21.25 | 150 | 3,188 | 150 | Jan 17, 2018, 04:07 PM |
