| 2024-05-16 | Sale | Regeneron Pharmaceuticals, Inc. REGN | Bd. Co-Chair, President & CSO | 50,000 0.046% | $972.73 | $48.64M | +3.44% | |
| 2024-05-15 | Sale | Regeneron Pharmaceuticals, Inc. REGN | Bd. Co-Chair, President & CSO | 50,000 0.046% | $975.87 | $48.79M | +2.31% | |
| 2024-01-02 | Sale | Regeneron Pharmaceuticals, Inc. REGN | Bd. Co-Chair, President & CSO | 16,848 0.0157% | $900.00 | $15.16M | +6.31% | |
| 2023-03-23 | Sale | Regeneron Pharmaceuticals, Inc. REGN | President and Chief Scientific | 3,656 0.0034% | $804.26 | $2.94M | +2.41% | |
| 2023-02-06 | Sale | Regeneron Pharmaceuticals, Inc. REGN | President and Chief Scientific | 13,189 0.0126% | $800.08 | $10.55M | +2.59% | |
| 2021-08-16 | Sale | Regeneron Pharmaceuticals, Inc. REGN | President and Chief Scientific | 49,227 0.0461% | $625.29 | $30.78M | -0.11% | |
| 2021-08-13 | Sale | Regeneron Pharmaceuticals, Inc. REGN | President and Chief Scientific | 773 0.0007% | $625.00 | $483,125 | +0.37% | |
| 2021-08-05 | Sale | Regeneron Pharmaceuticals, Inc. REGN | President and Chief Scientific | 50,000 0.0469% | $600.06 | $30M | +3.86% | |
| 2021-06-21 | Sale | Regeneron Pharmaceuticals, Inc. REGN | President and Chief Scientific | 80,000 0.0769% | $538.90 | $43.11M | +17.12% | |
| 2020-03-10 | Sale | Regeneron Pharmaceuticals, Inc. REGN | President and Chief Scientific | 117,815 0.1063% | $470.47 | $55.43M | +17.61% | |
| 2020-02-24 | Sale | Regeneron Pharmaceuticals, Inc. REGN | President and Chief Scientific | 118,123 0.1063% | $420.17 | $49.63M | +31.2% | |
| 2015-12-02 | Sale | Regeneron Pharmaceuticals, Inc. REGN | President Regeneron Laboratori | 43,348 0.0422% | $549.03 | $23.8M | -27.36% | |
| 2015-11-02 | Sale | Regeneron Pharmaceuticals, Inc. REGN | President Regeneron Laboratori | 43,348 0.0415% | $571.61 | $24.78M | -30.93% | |
| 2014-02-12 | Sale | Regeneron Pharmaceuticals, Inc. REGN | President Regeneron Laboratori | 88,987 0.0901% | $320.33 | $28.5M | +6.36% | |
| 2013-05-07 | Sale | Regeneron Pharmaceuticals, Inc. REGN | President Regeneron Laboratori | 100,000 0.1025% | $262.64 | $26.26M | +7.41% | |
| 2012-05-01 | Sale | Regeneron Pharmaceuticals, Inc. REGN | EVP CSO President Regeneron Re | 33,165 0.0352% | $134.83 | $4.47M | +15.24% | |
| 2012-03-26 | Sale | Regeneron Pharmaceuticals, Inc. REGN | EVP CSO President Regeneron Re | 33,150 0.0356% | $120.24 | $3.99M | +21.95% | |
| 2012-01-05 | Sale | Regeneron Pharmaceuticals, Inc. REGN | EVP, CSO & Pres, REGN Res Labs | 27,713 0.0282% | $58.00 | $1.61M | +115.41% | |
| 2011-12-01 | Sale | Regeneron Pharmaceuticals, Inc. REGN | EVP CSO President Regeneron Re | 27,713 0.0302% | $59.38 | $1.65M | +106.43% | |
| 2008-12-16 | Sale | Regeneron Pharmaceuticals, Inc. REGN | EVP, CSO, & Pres Regn Res Labs | 26,991 0.0327% | $16.40 | $442,652 | +3.37% |