What is the current IV rank for COST?

IV rank data for COST is updated every 5 minutes during market hours on StrikeVue.

What is the put-call ratio for COST options?

The COST options put-call ratio measures the ratio of put open interest or volume to call open interest or volume. A PCR above 1.0 indicates more puts than calls (bearish sentiment), while below 1.0 indicates more calls (bullish). StrikeVue shows both OI-based and volume-based PCR updated in real time.

Where can I see COST max pain and expected move?

StrikeVue shows max pain and expected move for every COST options expiry in the Option Chain Statistics table. Max pain is the strike where option buyers lose the most collectively, and expected move shows the implied ± range based on ATM IV and days to expiry.

Costco Wholesale

COST

1,049.01 USD ↑ 7.76 (+0.74%)

Last updated: 5/15/2026 · Market Closed

Overview Option Strategies Option Charts Option Chain

COST Stock Price

Option Overview

COST Options — IV Rank, Open Interest & Put-Call Ratio

As of today, COST options have an IV of 26.97% . The volume is 33K contracts , with a volume put-call ratio of 1.17, indicating a neutral sentiment in the market. Total open interest stands at 124K (48K calls · 76K puts), with an OI PCR of 1.57. The nearest-expiry expected move is ±2.59% (range $1022–$1076).

Open Interest: bearish Volume: neutral

Implied Volatility

26.97%

Implied Volatility (30d)26.97%

IV Rank0.00%

ATM IV (nearest)22.94%

Expected Move±2.59%

Open Interest

Total OI

Put-Call Ratio

Today's Open Interest124K

Put-Call Ratio1.57

Put Open Interest76K

Call Open Interest48K

Option Volume

Total Volume

Put-Call Ratio

Today's Volume33K

Put-Call Ratio1.17

Put Volume18K

Call Volume15K

Option Chain Statistics

COST Options by Expiry — OI, Volume, Max Pain & Expected Move

A comprehensive overview of all COST options grouped by their expiration dates — OI, volume, PCR, max pain, expected move, and ATM IV across every listed expiry.

Expiry	DTE	Strikes	Call OI	Put OI	Total OI	OI PCR	Call Vol	Put Vol	Vol PCR	Max Pain	Exp. Move	ATM IV
2026-05-22	6d	116	11K	29K	41K	2.54	8K	5K	0.66	$1010	±2.59%	0.23%
2026-05-29	13d	107	6K	12K	18K	2.03	2K	4K	2.08	$1020	±4.57%	0.29%
2026-06-05	20d	97	4K	6K	10K	1.58	1K	2K	1.76	$1005	±5.30%	0.28%
2026-06-12	27d	84	2K	3K	5K	1.41	416	2K	3.95	$1015	±5.77%	0.27%
2026-06-18	33d	114	25K	26K	51K	1.03	3K	4K	1.25	$980	±6.21%	0.25%