COSTCO WHOLESALE CORP /NEW (COST) Options Volume
24,967 COSTCO WHOLESALE CORP /NEW (COST) option contracts changed hands in the latest session, at a put/call volume ratio of 0.82. This page tracks how actively COST options trade — contracts and dollars — and flags individual contracts running far above their own 30-day average volume.
Data as of Oct 9, 2026, 3:55 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.
Options Volume & Premium Flow
| Total options volume | 24,967 |
| Call volume | 13,685 |
| Put volume | 11,282 |
| Put/call volume ratio | 0.82 |
| Listed contracts | 3,914 |
| Call premium traded | $21.52M |
| Put premium traded | $3.9M |
| Premium put/call ratio | 0.18 |
| Open interest rank (31 day) | 59 / 100 |
| Skew rank (31 day) | 95 / 100 |
COST Options Volume Trend
COST total options volume per session, past year.
COST put/call volume ratio, past year.
COST Unusual Options Activity
Contracts trading at least 3× their own 30-day average volume (minimum 500 contracts):
| Contract | Expiration | Last | IV | Open interest | Volume | vs 30d avg |
|---|---|---|---|---|---|---|
| COST $795 put | Oct 16, 2026 | $0.03 | 42.4% | 54 | 702 | 37.2× avg |
With a put/call volume ratio of 0.82, today's trading is roughly balanced between calls and puts. Measured in dollars rather than contracts, $21.52M of call premium and $3.9M of put premium changed hands — the larger premium flow is on the call side. One contract is trading at least three times their own 30-day average volume — activity worth a closer look.
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COST Options FAQ
How many COST options traded today?
24,967 COST option contracts traded as of Oct 9, 2026 — 13,685 calls and 11,282 puts.
Is there unusual options activity in COST today?
Yes — one contract is trading at least three times its 30-day average volume as of Oct 9, 2026. OptiView flags a contract as unusual when today's volume runs at 3× its own average with at least 500 contracts traded.
Methodology. IV rank compares the current 30-day at-the-money implied volatility with its highest and lowest values over the past 52 weeks. Max pain is the strike that minimizes the total payout to option holders at expiration. The call and put walls are the strikes carrying the largest call and put open interest across all expirations. Net gamma exposure (GEX) is measured from the dealer perspective. All statistics are derived from delayed OPRA options data.
Options trading involves significant risk, and losses can exceed your initial investment. Always consult a licensed financial professional before making investment decisions. OptiView does not provide financial advice; all figures on this page are descriptive statistics, not recommendations.