Unusual Options Activity

COST Unusual Options Activity - Costco Wholesale

Last active day: October 7, 2026
Active days (30d): 22
Biggest recent print: Call $940.0000 · $712K

AI summary

On October 6, 2026, Costco Wholesale Corporation (COST) experienced notable options activity with three prints recorded. The total call premium amounted to $884,162, while the put premium was $309,210, indicating a stronger interest in calls relative to puts. The most significant print was a call option for the 940 strike, expiring on October 9, 2026, with a premium of $712,320 and a volume-to-open interest (Vol/OI) ratio of 1.8. Another call option at the 950 strike, also expiring on October 9, had a premium of $171,842 and a Vol/OI ratio of 2.5. On the put side, a print for the 845 strike expiring on November 20, 2026, had a premium of $309,210 and a Vol/OI ratio of 3.7. In the past 30 days, there have been 21 active days for COST options, reflecting ongoing interest in the stock's options market.

AI-generated summary

Prints on October 7, 2026

Ticker	Side	Strike	Expiry	Vol/OI	Premium	IV	New
COST	Call	$940.0000	10/09/26 (3d)	1.8×	$712K	22%

History

2026-10-071 prints$712K calls$0K puts
2026-10-063 prints$884K calls$309K puts
2026-10-053 prints$496K calls$309K puts
2026-10-027 prints$449K calls$5.6M puts
2026-10-016 prints$669K calls$5.6M puts
2026-09-302 prints$578K calls$0K puts
2026-09-294 prints$462K calls$0K puts
2026-09-289 prints$2.4M calls$207K puts
2026-09-2533 prints$15.8M calls$3.2M puts
2026-09-2420 prints$12.2M calls$3.0M puts
2026-09-231 prints$5.7M calls$0K puts
2026-09-221 prints$253K calls$0K puts
2026-09-213 prints$253K calls$1.6M puts
2026-09-1811 prints$2.3M calls$19.5M puts
2026-09-1710 prints$3.0M calls$17.9M puts
2026-09-161 prints$89K calls$0K puts
2026-09-151 prints$321K calls$0K puts
2026-09-141 prints$321K calls$0K puts
2026-09-112 prints$136K calls$0K puts
2026-09-102 prints$134K calls$0K puts

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