The highest closing price for Regeneron Pharmaceuticals (REGN) last month was $777.25, on April 1. It was down 8.8% for the month. The latest price is $714.89.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
April 30 2026 | $693.08 | $708.44 | $688.95 | $707.06 | 1,096,500 |
April 29 2026 | $705.11 | $708.80 | $668.85 | $686.36 | 1,835,000 |
April 28 2026 | $751.37 | $754.00 | $730.90 | $731.77 | 569,000 |
April 27 2026 | $745.47 | $756.40 | $743.61 | $744.44 | 603,200 |
April 24 2026 | $760.00 | $761.96 | $736.71 | $751.57 | 809,500 |
April 23 2026 | $750.99 | $767.21 | $747.26 | $766.02 | 928,700 |
April 22 2026 | $751.48 | $755.78 | $740.47 | $746.58 | 901,900 |
April 21 2026 | $746.20 | $751.54 | $734.12 | $747.36 | 707,400 |
April 20 2026 | $750.00 | $755.59 | $744.00 | $749.41 | 493,800 |
April 17 2026 | $754.74 | $758.61 | $746.91 | $750.57 | 513,000 |
April 16 2026 | $749.56 | $756.00 | $742.69 | $746.00 | 505,000 |
April 15 2026 | $758.67 | $760.58 | $739.12 | $753.93 | 571,100 |
April 14 2026 | $744.97 | $757.68 | $743.71 | $755.51 | 637,800 |
April 13 2026 | $747.74 | $756.90 | $737.34 | $746.46 | 747,000 |
April 10 2026 | $771.48 | $771.48 | $739.09 | $748.87 | 751,300 |
April 09 2026 | $764.15 | $772.45 | $761.50 | $767.85 | 596,700 |
April 08 2026 | $765.26 | $775.63 | $755.99 | $775.53 | 580,400 |
April 07 2026 | $758.40 | $761.91 | $747.76 | $760.27 | 620,900 |
April 06 2026 | $766.83 | $768.80 | $758.49 | $763.04 | 460,400 |
April 02 2026 | $767.04 | $770.11 | $745.00 | $761.85 | 1,000,600 |
April 01 2026 | $775.00 | $781.21 | $769.97 | $777.25 | 627,400 |
Daily pricing data for Regeneron Pharmaceuticals dates back to 4/2/1991, and may be incomplete.