Price Alert

Vanguard S&P 500 ETF (VOO)

AMEX: VOO · Real-Time Price · USD

587.78

-3.58 (-0.61%)

At close: Aug 19, 2025, 3:59 PM

588.36

0.10%

After-hours: Aug 19, 2025, 04:31 PM EDT

VOO Option Overview

Overview for all option chains of VOO. As of August 19, 2025, VOO options have an IV of 21.27% and an IV rank of n/a. The volume is 2,745 contracts, which is 162.04% of average daily volume of 1,694 contracts. The volume put-call ratio is 0.86, indicating a neutral sentiment in the market.

Implied Volatility

Implied Volatility (30d)

21.27%

IV Rank

< 0.01%

Historical Volatility

9.19%

IV Low

23.39% on Sep 18, 2024

IV High

33% on Apr 08, 2025

Open Interest (OI)

Today's Open Interest

61,693

Put-Call Ratio

0.78

Put Open Interest

27,063

Call Open Interest

34,630

Open Interest Avg (30-day)

52,827

Today vs Open Interest Avg (30-day)

116.78%

Option Volume

Today's Volume

2,745

Put-Call Ratio

0.86

Put Volume

1,266

Call Volume

1,479

Volume Avg (30-day)

1,694

Today vs Volume Avg (30-day)

162.04%

Option Chain Statistics

This table provides a comprehensive overview of all VOO 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	747	492	0.66	1,643	1,723	1.05	34.71%	585
Aug 29, 2025	255	177	0.69	1,315	734	0.56	22.59%	572.5
Sep 05, 2025	45	58	1.29	553	375	0.68	19.96%	580
Sep 12, 2025	30	34	1.13	314	235	0.75	19.1%	585
Sep 19, 2025	187	112	0.6	3,302	2,254	0.68	18.05%	580
Sep 26, 2025	36	69	1.92	194	151	0.78	17.79%	575
Oct 17, 2025	67	164	2.45	4,264	7,722	1.81	36.47%	540
Dec 19, 2025	38	19	0.5	6,748	4,857	0.72	30.97%	500
Jan 16, 2026	23	123	5.35	9,055	6,780	0.75	28.91%	510
Apr 17, 2026	16	6	0.38	63	28	0.44	16.45%	520
Jan 15, 2027	35	12	0.34	7,179	2,204	0.31	23.73%	500