Price Alert

Regeneron Pharmaceuticals... (REGN)

NASDAQ: REGN · Real-Time Price · USD

574.99

1.08 (0.19%)

At close: Aug 19, 2025, 11:39 AM

REGN Option Overview

Overview for all option chains of REGN. As of August 19, 2025, REGN options have an IV of 41.66% and an IV rank of 45.75%. The volume is 2,716 contracts, which is 330.82% of average daily volume of 821 contracts. The volume put-call ratio is 0.69, indicating a bullish sentiment in the market.

Implied Volatility

Implied Volatility (30d)

41.66%

IV Rank

45.75%

Historical Volatility

27%

IV Low

30.33% on Sep 20, 2024

IV High

55.1% on Jun 05, 2025

Open Interest (OI)

Today's Open Interest

40,242

Put-Call Ratio

0.78

Put Open Interest

17,654

Call Open Interest

22,588

Open Interest Avg (30-day)

36,604

Today vs Open Interest Avg (30-day)

109.94%

Option Volume

Today's Volume

2,716

Put-Call Ratio

0.69

Put Volume

1,107

Call Volume

1,609

Volume Avg (30-day)

821

Today vs Volume Avg (30-day)

330.82%

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 22, 2025	544	877	1.61	341	2,198	6.45	54.7%	562.5
Aug 29, 2025	82	41	0.5	260	92	0.35	41.94%	555
Sep 05, 2025	36	20	0.56	114	138	1.21	38.01%	570
Sep 12, 2025	25	5	0.2	36	27	0.75	41.39%	520
Sep 19, 2025	218	62	0.28	3,051	2,074	0.68	59.05%	570
Sep 26, 2025	6	3	0.5	50	25	0.5	36.66%	570
Oct 17, 2025	94	50	0.53	21	212	10.1	34.49%	585
Nov 21, 2025	34	8	0.24	1,078	2,292	2.13	36.55%	575
Dec 19, 2025	64	6	0.09	3,835	1,949	0.51	47.11%	610
Jan 16, 2026	378	19	0.05	5,796	3,438	0.59	45.94%	690
Feb 20, 2026	12	2	0.17	78	336	4.31	37.58%	560
Mar 20, 2026	67	0	0	1,141	1,583	1.39	36.59%	540
Jun 18, 2026	19	3	0.16	1,333	927	0.7	36.53%	660
Sep 18, 2026	5	4	0.8	228	194	0.85	36.59%	550
Dec 18, 2026	25	7	0.28	5,226	2,169	0.42	37.36%	650