Regeneron Pharmaceuticals, Inc. (FRA:RGO)
500.00
+4.00 (0.81%)
At close: Oct 23, 2025
Regeneron Pharmaceuticals Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 22, 2025 | 496.00 | 496.00 | 496.00 | 496.00 | 496.00 | -0.28% | - |
| Oct 21, 2025 | 492.30 | 497.40 | 492.30 | 497.40 | 497.40 | 0.85% | 10 |
| Oct 20, 2025 | 493.20 | 493.20 | 493.20 | 493.20 | 493.20 | 2.52% | 12 |
| Oct 17, 2025 | 479.90 | 486.30 | 479.90 | 481.10 | 481.10 | -1.74% | 12 |
| Oct 16, 2025 | 489.60 | 489.60 | 489.60 | 489.60 | 489.60 | -2.20% | - |
| Oct 15, 2025 | 491.40 | 500.60 | 491.40 | 500.60 | 500.60 | 5.01% | 15 |
| Oct 14, 2025 | 476.70 | 476.70 | 476.70 | 476.70 | 476.70 | -1.89% | - |
| Oct 13, 2025 | 485.90 | 485.90 | 485.90 | 485.90 | 485.90 | -1.92% | - |
| Oct 10, 2025 | 489.80 | 495.40 | 489.80 | 495.40 | 495.40 | 0.63% | 4 |
| Oct 9, 2025 | 481.60 | 492.30 | 481.60 | 492.30 | 492.30 | -1.32% | 6 |
| Oct 8, 2025 | 498.90 | 498.90 | 498.90 | 498.90 | 498.90 | -1.52% | - |
| Oct 7, 2025 | 496.80 | 506.60 | 496.80 | 506.60 | 506.60 | -1.48% | 16 |
| Oct 6, 2025 | 510.20 | 520.00 | 510.20 | 514.20 | 514.20 | -0.31% | 26 |
| Oct 3, 2025 | 509.60 | 515.80 | 509.60 | 515.80 | 515.80 | 0.90% | 14 |
| Oct 2, 2025 | 507.20 | 515.40 | 507.20 | 511.20 | 511.20 | 8.03% | 10 |
| Oct 1, 2025 | 473.20 | 473.20 | 473.20 | 473.20 | 473.20 | -0.21% | - |
| Sep 30, 2025 | 474.30 | 474.30 | 474.20 | 474.20 | 474.20 | -0.59% | 2 |
| Sep 29, 2025 | 480.30 | 480.30 | 477.00 | 477.00 | 477.00 | 0.13% | 20 |
| Sep 26, 2025 | 473.20 | 480.90 | 473.20 | 476.40 | 476.40 | 0.11% | 32 |
| Sep 25, 2025 | 488.20 | 488.20 | 475.90 | 475.90 | 475.90 | -0.65% | 4 |
| Sep 24, 2025 | 479.00 | 479.00 | 479.00 | 479.00 | 479.00 | -5.86% | - |
| Sep 23, 2025 | 508.80 | 508.80 | 508.80 | 508.80 | 508.80 | 1.31% | 1 |
| Sep 22, 2025 | 499.00 | 502.20 | 499.00 | 502.20 | 502.20 | -0.63% | 107 |
| Sep 19, 2025 | 505.40 | 505.40 | 505.40 | 505.40 | 505.40 | 0.24% | - |
| Sep 18, 2025 | 494.40 | 504.20 | 494.40 | 504.20 | 504.20 | 4.71% | 20 |
| Sep 17, 2025 | 481.50 | 481.50 | 481.50 | 481.50 | 481.50 | 0.65% | - |
| Sep 16, 2025 | 482.90 | 482.90 | 478.40 | 478.40 | 478.40 | -0.81% | 50 |
| Sep 15, 2025 | 474.50 | 482.30 | 474.50 | 482.30 | 482.30 | -0.94% | 25 |
| Sep 12, 2025 | 481.30 | 486.90 | 481.30 | 486.90 | 486.90 | 3.11% | 21 |
| Sep 11, 2025 | 472.20 | 472.20 | 472.20 | 472.20 | 472.20 | -0.27% | 64 |
| Sep 10, 2025 | 471.70 | 473.50 | 471.70 | 473.50 | 473.50 | 0.06% | 152 |
| Sep 9, 2025 | 473.20 | 473.20 | 473.20 | 473.20 | 473.20 | -2.71% | - |
| Sep 8, 2025 | 486.40 | 486.40 | 486.40 | 486.40 | 486.40 | -0.71% | - |
| Sep 5, 2025 | 490.30 | 490.30 | 489.90 | 489.90 | 489.90 | 1.05% | 84 |
| Sep 4, 2025 | 483.00 | 484.80 | 483.00 | 484.80 | 484.80 | -0.98% | 20 |
| Sep 3, 2025 | 491.30 | 494.20 | 489.60 | 489.60 | 489.60 | -0.73% | 18 |
| Sep 2, 2025 | 494.10 | 495.80 | 493.20 | 493.20 | 493.20 | -1.36% | 50 |
| Sep 1, 2025 | 494.50 | 500.00 | 494.50 | 500.00 | 500.00 | 1.46% | 10 |
| Aug 29, 2025 | 493.00 | 493.00 | 492.80 | 492.80 | 492.80 | -2.80% | - |
| Aug 28, 2025 | 503.40 | 507.00 | 503.40 | 507.00 | 507.00 | -0.59% | 20 |
| Aug 27, 2025 | 502.60 | 510.00 | 502.60 | 510.00 | 510.00 | 4.27% | 10 |
| Aug 26, 2025 | 489.10 | 489.10 | 489.10 | 489.10 | 489.10 | -0.65% | - |
| Aug 25, 2025 | 500.20 | 508.80 | 492.30 | 492.30 | 492.30 | -4.41% | 10 |
| Aug 22, 2025 | 515.40 | 527.00 | 515.00 | 515.00 | 515.00 | 1.14% | 58 |
| Aug 21, 2025 | 503.80 | 511.80 | 503.80 | 509.20 | 509.20 | 0.32% | 54 |
| Aug 20, 2025 | 487.60 | 507.60 | 487.60 | 507.60 | 507.60 | 4.06% | 31 |
| Aug 19, 2025 | 487.80 | 487.80 | 487.80 | 487.80 | 487.80 | -2.48% | 236 |
| Aug 18, 2025 | 507.00 | 507.00 | 499.60 | 500.20 | 500.20 | 1.67% | 118 |
| Aug 15, 2025 | 486.50 | 492.90 | 486.50 | 492.00 | 491.25 | 3.36% | 576 |
| Aug 14, 2025 | 476.00 | 476.00 | 476.00 | 476.00 | 475.27 | -0.73% | 283 |