Price Alert

Regeneron Pharmaceuticals... (REGN)

NASDAQ: REGN · Real-Time Price · USD

574.30

8.33 (1.47%)

At close: Aug 15, 2025, 1:10 PM

REGN Option Overview

Overview for all option chains of REGN. As of August 15, 2025, REGN options have an IV of 37.21% and an IV rank of 18.11%. The volume is 1,470 contracts, which is 175.84% of average daily volume of 836 contracts. The volume put-call ratio is 1.3, indicating a neutral sentiment in the market.

Implied Volatility

Implied Volatility (30d)

37.21%

IV Rank

18.11%

Historical Volatility

26.4%

IV Low

30.33% on Sep 20, 2024

IV High

68.34% on Aug 14, 2025

Open Interest (OI)

Today's Open Interest

45,656

Put-Call Ratio

0.72

Put Open Interest

19,158

Call Open Interest

26,498

Open Interest Avg (30-day)

42,997

Today vs Open Interest Avg (30-day)

106.18%

Option Volume

Today's Volume

1,470

Put-Call Ratio

1.3

Put Volume

831

Call Volume

639

Volume Avg (30-day)

836

Today vs Volume Avg (30-day)

175.84%

Option Chain Statistics

This table provides a comprehensive overview of all REGN options grouped by their expiration dates.

Expiration	Call Vol	Put Vol	P/C Vol	Call OI	Put OI	P/C OI	Implied Volatility	Max Pain
Aug 15, 2025	168	71	0.42	4,545	3,219	0.71	184.81%	550
Aug 22, 2025	71	475	6.69	151	881	5.83	37.21%	560
Aug 29, 2025	29	15	0.52	201	82	0.41	35.39%	550
Sep 05, 2025	4	3	0.75	112	34	0.3	37.36%	540
Sep 12, 2025	1	7	7	31	20	0.65	35%	520
Sep 19, 2025	88	10	0.11	2,908	2,054	0.71	58.27%	570
Sep 26, 2025	1	1	1	46	23	0.5	35.71%	540
Oct 17, 2025	2	204	102	0	0	0	35.31%	455
Nov 21, 2025	27	2	0.07	1,057	2,284	2.16	38.05%	575
Dec 19, 2025	109	3	0.03	3,799	1,948	0.51	47.81%	620
Jan 16, 2026	116	9	0.08	5,781	3,431	0.59	47.43%	690
Feb 20, 2026	4	0	0	66	336	5.09	36.73%	560
Mar 20, 2026	7	0	0	1,134	1,583	1.4	37.47%	540
Jun 18, 2026	3	0	0	1,334	927	0.69	37.04%	660
Sep 18, 2026	2	1	0.5	225	193	0.86	36.77%	550
Dec 18, 2026	7	30	4.29	5,108	2,143	0.42	38.21%	650