COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

PEAK6 LLC's Holding History (CIK: 0001389958)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 3 Value ($000) $3 Avg Close $905.73 Range $844.06 - $962.64
Q2 2025
Shares 1 Value ($000) $1 Avg Close $990.72 Range $868.14 - $1064.10
Q1 2025
Shares 3 Value ($000) $3 Avg Close $970.56 Range $877.95 - $1073.82
Q4 2024
Shares 12,594 Value ($000) $11,540 Avg Close $922.64 Range $861.51 - $1003.02