COST Options Flow Summary
Oct 29, 2026 · 3-session delay
$1.5MCall premium
$1.1MPut premium
0.71Put/call premium ratio
3Sweeps detected
Costco Wholesale (COST) options traded $2.6M in premium on Oct 29, skewed 58% to calls. Buying concentrated at the $875 calls expiring Oct 30, with $9.7M across 14 trades there, mostly in blocks.
Premium split
Calls $1.5M · 58%Puts $1.1M · 42%
Most active strikes
| Strike | C/P | Expiry | Total premium | Trades | Type |
|---|---|---|---|---|---|
| $875 | CALL | Oct 30 | $9.7M | 14 | BLOCKS |
| $915 | CALL | Oct 30 | $7.8M | 15 | BLOCKS |
| $920 | CALL | Oct 30 | $5.9M | 14 | BLOCKS |
| $925 | CALL | Oct 30 | $5.5M | 14 | BLOCKS |
| $█,███ | CALL | ██/██ | $█.█M | █ | ████ |
How to read this: sweeps split an order across multiple exchanges for immediate fills (urgency); blocks are single large negotiated trades (size). Premium skew shows where conviction concentrated, not guaranteed direction. Learn how options flow works
What these terms mean: Options sweep·Block trade·Volume to open interest ratio
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