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Regeneron Pharmaceuticals, Inc. (REGN)

NasdaqGS - NasdaqGS Real-time price. Currency in USD
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903.48+12.82 (+1.44%)
At close: 04:00PM EDT
903.48 0.00 (0.00%)
After hours: 04:20PM EDT
In the money
Show:ListStraddle
Callsfor19 December 2025
Contract nameLast trade dateStrikeLast priceBidAskChange% changeVolumeOpen interestImplied volatility
REGN251219C003700002023-07-05 10:27AM EDT370.00400.32446.50456.000.00--10.00%
REGN251219C004400002023-03-20 3:59PM EDT440.00381.50428.00437.000.00--10.00%
REGN251219C004500002023-12-01 12:41PM EDT450.00413.75468.00476.000.00-1246.84%
REGN251219C005000002023-03-16 2:18PM EDT500.00326.00399.00408.000.00--127.45%
REGN251219C005100002023-03-16 2:18PM EDT510.00319.00391.00400.000.00--128.81%
REGN251219C005500002023-07-05 2:23PM EDT550.00270.30303.80310.000.00--20.00%
REGN251219C005900002024-04-02 1:33PM EDT590.00426.40374.00385.000.00-1050.96%
REGN251219C006000002024-04-18 9:30AM EDT600.00371.10366.00376.000.00-2550.01%
REGN251219C006100002024-04-02 1:33PM EDT610.00410.55359.00368.000.00-1549.41%
REGN251219C006200002024-04-18 9:30AM EDT620.00355.30349.00360.000.00-10648.80%
REGN251219C006400002024-04-18 9:30AM EDT640.00339.80335.00344.000.00--247.56%
REGN251219C006500002024-01-12 1:32PM EDT650.00351.75373.00383.000.00--159.75%
REGN251219C006600002023-07-13 9:36AM EDT660.00199.64262.20269.000.00--1026.72%
REGN251219C006700002023-06-28 9:33AM EDT670.00174.00199.10208.500.00--20.00%
REGN251219C006800002023-06-28 9:33AM EDT680.00168.20193.10202.900.00--20.00%
REGN251219C007000002023-12-28 12:37PM EDT700.00279.07322.00331.000.00-2852.32%
REGN251219C007200002023-11-30 11:34AM EDT720.00215.00254.00263.800.00-13837.93%
REGN251219C007300002023-12-12 1:25PM EDT730.00241.00294.60304.000.00-3850.36%
REGN251219C007500002023-08-08 3:58PM EDT750.00191.40220.60225.400.00-8832.28%
REGN251219C007700002023-09-07 11:52AM EDT770.00210.55216.10222.700.00--134.59%
REGN251219C007800002023-06-16 10:03AM EDT780.00182.50125.00132.800.00-1111.07%
REGN251219C008000002024-04-12 1:17PM EDT800.00221.50220.00229.000.00-1140.09%
REGN251219C008200002023-08-17 3:52PM EDT820.00169.00172.00182.000.00--131.17%
REGN251219C008300002023-09-07 3:33PM EDT830.00178.20184.70190.500.00-11834.38%
REGN251219C008400002023-12-13 11:11AM EDT840.00181.00220.00229.000.00-10144.55%
REGN251219C008500002024-04-09 2:47PM EDT850.00220.81188.10197.000.00-102038.10%
REGN251219C008600002023-11-02 12:06PM EDT860.00157.60127.50133.200.00-102024.54%
REGN251219C008700002024-04-09 2:47PM EDT870.00207.98176.00185.000.00-101137.39%
REGN251219C008800002023-12-12 4:02PM EDT880.00154.03196.10204.000.00-1142.69%
REGN251219C009000002024-03-06 12:25PM EDT900.00216.00187.00197.000.00-11142.93%
REGN251219C009100002023-08-14 3:31PM EDT910.00131.38134.00142.800.00-1231.74%
REGN251219C009200002023-08-21 3:42PM EDT920.00146.30135.30142.700.00-6132.62%
REGN251219C009400002023-11-13 3:02PM EDT940.0097.84127.00132.700.00-61132.14%
REGN251219C009900002024-04-19 1:09PM EDT990.00118.00116.00125.000.00-1134.35%
REGN251219C010000002024-03-18 11:55AM EDT1,000.00156.01113.00120.000.00-21933.98%
REGN251219C010200002024-03-18 12:37PM EDT1,020.00145.28105.90112.000.00-34033.62%
REGN251219C010400002024-03-18 12:39PM EDT1,040.00135.8395.50103.900.00-91333.17%
REGN251219C010600002024-03-14 1:37PM EDT1,060.00123.9890.0098.900.00-11533.33%
REGN251219C010800002024-05-01 11:38AM EDT1,080.0083.9082.0091.00-34.74-29.28%2732.78%
REGN251219C011000002024-05-01 12:03PM EDT1,100.0078.5076.0084.00-32.51-29.29%261432.36%
REGN251219C011200002024-03-05 12:39PM EDT1,120.00104.9184.0094.000.00-1735.69%
REGN251219C011400002024-05-01 11:41AM EDT1,140.0065.0064.1072.80-5.00-7.14%1931.93%
REGN251219C011600002024-02-07 10:30AM EDT1,160.0079.430.000.000.00-183.13%
REGN251219C011800002023-08-21 1:44PM EDT1,180.0064.5055.7064.700.00-151731.98%
REGN251219C012000002024-04-08 1:20PM EDT1,200.0065.5049.0058.000.00-44631.27%
REGN251219C012200002024-03-04 10:45AM EDT1,220.0079.2563.0070.600.00-1035.22%
REGN251219C012400002024-03-07 4:29PM EDT1,240.0071.0055.1063.000.00-1534.25%
Putsfor19 December 2025
Contract nameLast trade dateStrikeLast priceBidAskChange% changeVolumeOpen interestImplied volatility
REGN251219P003600002024-04-08 3:34PM EDT360.009.600.009.600.00-1647.59%
REGN251219P003700002024-03-14 11:07AM EDT370.002.700.009.600.00-1846.32%
REGN251219P003800002024-02-14 4:02PM EDT380.003.180.009.600.00-1645.09%
REGN251219P003900002024-02-23 12:14PM EDT390.004.730.0510.000.00-1144.32%
REGN251219P004000002024-01-25 10:30AM EDT400.004.051.8510.000.00-2143.14%
REGN251219P004100002023-07-07 3:39PM EDT410.0016.008.6016.900.00-1247.95%
REGN251219P004200002024-03-06 4:48PM EDT420.003.000.0010.000.00-101140.88%
REGN251219P004300002024-04-02 3:53PM EDT430.005.401.2010.000.00-1639.80%
REGN251219P004400002024-04-01 9:30AM EDT440.004.000.000.000.00-1212.50%
REGN251219P004500002023-09-18 3:33PM EDT450.0010.506.0016.000.00--1842.49%
REGN251219P004700002024-01-02 1:38PM EDT470.006.881.0011.000.00--136.53%
REGN251219P004800002024-03-12 2:55PM EDT480.007.192.0012.000.00-101336.32%
REGN251219P004900002024-01-02 1:38PM EDT490.007.872.0012.000.00-1335.33%
REGN251219P005000002023-11-01 12:57PM EDT500.0019.4010.0012.500.00-181834.73%
REGN251219P005100002024-01-08 3:16PM EDT510.006.703.0012.900.00--334.05%
REGN251219P005200002024-01-25 10:30AM EDT520.008.132.0011.900.00-2532.40%
REGN251219P005300002024-02-15 2:21PM EDT530.009.204.0013.000.00-11032.24%
REGN251219P005500002023-11-06 10:52AM EDT550.0020.4015.0019.800.00--134.38%
REGN251219P005600002023-11-13 1:47PM EDT560.0025.259.5017.300.00-26832.06%
REGN251219P005800002024-02-08 12:01PM EDT580.0015.067.1017.000.00-2330.06%
REGN251219P006000002024-03-25 9:42AM EDT600.0011.300.000.000.00-21266.25%
REGN251219P006200002024-02-23 12:38PM EDT620.0014.4810.0018.900.00-14327.46%
REGN251219P006300002024-04-22 1:54PM EDT630.0021.4016.0026.000.00-71429.69%
REGN251219P006400002024-02-23 4:48PM EDT640.0017.5012.0020.900.00-1026.63%
REGN251219P006500002023-06-30 1:22PM EDT650.0070.2053.0061.000.00-2240.16%
REGN251219P006600002024-01-31 11:27AM EDT660.0022.300.000.000.00-2126.25%
REGN251219P006700002024-03-28 11:56AM EDT670.0022.1226.1033.900.00-51628.96%
REGN251219P006800002024-03-20 9:30AM EDT680.0023.500.000.000.00-2213.13%
REGN251219P006900002024-03-06 4:51PM EDT690.0025.7323.0033.000.00-61026.78%
REGN251219P007000002024-05-01 11:58AM EDT700.0035.3028.0035.60+8.38+31.13%8218526.73%
REGN251219P007100002023-12-13 11:41AM EDT710.0039.6431.8040.000.00-101527.20%
REGN251219P007200002024-03-06 4:42PM EDT720.0030.3928.0038.000.00-82925.63%
REGN251219P007300002024-03-28 11:58AM EDT730.0031.7637.0047.000.00-31627.40%
REGN251219P007400002024-02-22 3:43PM EDT740.0034.0027.0036.000.00-113723.17%
REGN251219P007500002024-02-27 4:21PM EDT750.0032.8032.3041.000.00-14223.73%
REGN251219P007600002023-08-07 10:33AM EDT760.0091.1674.0083.100.00-105034.17%
REGN251219P007700002024-02-23 4:51PM EDT770.0038.0033.6042.000.00-16022.15%
REGN251219P007800002023-04-05 9:51AM EDT780.0093.74111.50121.000.00--1041.49%
REGN251219P007900002024-03-01 11:35AM EDT790.0041.4341.3049.000.00-54122.13%
REGN251219P008000002023-10-12 3:03PM EDT800.0088.0789.0098.000.00-12133.38%
REGN251219P008100002023-07-25 2:15PM EDT810.00128.3089.1097.900.00--2432.20%
REGN251219P008200002023-07-25 2:15PM EDT820.00134.0093.00102.400.00--1232.13%
REGN251219P008300002023-12-04 11:27AM EDT830.0096.9060.3068.800.00--123.01%
REGN251219P008500002024-04-12 10:38AM EDT850.0074.0068.0078.000.00-204023.01%
REGN251219P008600002023-09-18 2:13PM EDT860.00111.80114.50122.600.00-1032.07%
REGN251219P008700002023-09-18 2:13PM EDT870.00116.70119.00127.400.00-2131.94%
REGN251219P008900002024-04-23 2:28PM EDT890.0086.0083.3092.000.00-15121.62%
REGN251219P009000002024-04-09 2:43PM EDT900.0081.6087.0096.000.00-14421.31%
REGN251219P009100002024-02-05 2:29PM EDT910.0091.3575.0085.000.00-101017.70%
REGN251219P009200002024-04-29 9:41AM EDT920.00110.0096.20105.000.00-1220.81%
REGN251219P009300002024-02-28 11:42AM EDT930.0078.0084.0091.400.00-1116.59%
REGN251219P009400002024-02-06 11:40AM EDT940.00103.3085.0092.400.00--115.49%
REGN251219P011000002023-11-09 12:56PM EDT1,100.00296.50257.30265.600.00--029.01%
REGN251219P011200002023-11-08 1:29PM EDT1,120.00305.30276.00285.000.00--029.94%
REGN251219P011400002023-11-09 2:07PM EDT1,140.00341.50295.00305.000.00--030.97%
REGN251219P011800002023-11-08 1:24PM EDT1,180.00364.60335.00345.000.00--032.93%
REGN251219P012000002023-11-08 10:53AM EDT1,200.00378.00355.00365.000.00--033.86%