Regeneron Pharmaceuticals (REGN)
Showing Closing Date Range from May 9 to Nov 5, 2026 compared to Nov 9, 2025 to May 8, 2026.
Compare Last 6 Months with Previous Period
Investor Relations:regeneron.com
Current Period Close
$902.90
May 09, 2026 - Nov 05, 2026
Previous Period Close
$714.89
Nov 09, 2025 - May 08, 2026
Net Comparison Delta
+$188.01 (+26.30%)
Relative performance vs prior benchmark
Historical Quotes & Breakdown(124 dates)
| Current Date | Current Close | Previous Date | Previous Close | Delta (%) |
|---|---|---|---|---|
| Nov 05, 2026 | $902.90 | May 08, 2026 | $714.89 | +26.30% |
| Nov 04, 2026 | $930.67 | May 07, 2026 | $709.10 | +31.25% |
| Nov 03, 2026 | $973.36 | May 06, 2026 | $721.05 | +34.99% |
| Nov 02, 2026 | $961.26 | May 05, 2026 | $702.27 | +36.88% |
| Oct 30, 2026 | $927.89 | May 04, 2026 | $709.21 | +30.83% |
| Oct 29, 2026 | $818.77 | May 01, 2026 | $701.42 | +16.73% |
| Oct 28, 2026 | $813.27 | Apr 30, 2026 | $707.06 | +15.02% |
| Oct 27, 2026 | $816.10 | Apr 29, 2026 | $686.36 | +18.90% |
| Oct 26, 2026 | $807.67 | Apr 28, 2026 | $731.77 | +10.37% |
| Oct 23, 2026 | $805.02 | Apr 27, 2026 | $744.44 | +8.14% |
| Oct 22, 2026 | $819.09 | Apr 24, 2026 | $751.57 | +8.98% |
| Oct 21, 2026 | $805.67 | Apr 23, 2026 | $766.02 | +5.18% |
| Oct 20, 2026 | $807.48 | Apr 22, 2026 | $746.58 | +8.16% |
| Oct 19, 2026 | $782.04 | Apr 21, 2026 | $747.36 | +4.64% |
| Oct 16, 2026 | $790.74 | Apr 20, 2026 | $749.41 | +5.52% |
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