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Something to keep an eye on: Mostly large institutional traders are showing a long build up in $COST. Net option volume delta is 80 K!
Unusual Option Volume

COST Costco Wholesale874.56+19.77 (+2.3%)

Costco Wholesale trades 102,355 contracts. COST will report earnings on Mar 5, 2026. The company has the following event: Costco Shareholders' Meeting on Jan 15, 2026.
$COST positive imbalance of 668 K option volume delta...indicating traderes are more bullish on the stock
Unusual Option Volume

COST Costco Wholesale857.43-5.22 (-0.6%)

Costco Wholesale trades 80,428 contracts. COST will report earnings on Mar 5, 2026. The company has the following event: Costco Shareholders' Meeting on Jan 15, 2026.
Unusual Option Volume

COST Costco Wholesale854.88-5.68 (-0.7%)

Costco Wholesale trades 32,935 contracts. COST will report earnings on Mar 5, 2026. The company has the following event: Costco Shareholders' Meeting on Jan 15, 2026.
Unusual Option Volume

COST Costco Wholesale858.31-26.16 (-3.0%)

Costco Wholesale trades 83,586 contracts. The company has the following event: Costco Shareholders' Meeting on Jan 15, 2026.
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