COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

S.A. Mason LLC's Holding History (CIK: 0001800911)

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

Q4 2025
Shares 5,003 Value ($000) $4,315 Avg Close $905.73 Range $844.06 - $962.64
Q3 2025
Shares 4,911 Value ($000) $4,546 Avg Close $956.70 Range $902.01 - $997.89
Q2 2025
Shares 4,956 Value ($000) $4,906 Avg Close $990.72 Range $868.14 - $1064.10
Q1 2025
Shares 5,054 Value ($000) $4,780 Avg Close $970.56 Range $877.95 - $1073.82
Q4 2024
Shares 5,082 Value ($000) $4,656 Avg Close $922.64 Range $861.51 - $1003.02
Q3 2024
Shares 5,116 Value ($000) $4,536 Avg Close $861.91 Range $787.84 - $917.81
Q2 2024
Shares 5,106 Value ($000) $4,340 Avg Close $773.82 Range $690.64 - $867.04
Q1 2024
Shares 5,216 Value ($000) $3,821 Avg Close $706.75 Range $633.49 - $779.59
Q4 2023
Shares 5,213 Value ($000) $3,441 Avg Close $573.49 Range $521.47 - $661.25
Q3 2023
Shares 5,273 Value ($000) $2,979 Avg Close $532.21 Range $505.45 - $552.31
Q2 2023
Shares 5,252 Value ($000) $2,609 Avg Close $487.14 Range $459.09 - $519.84
Q1 2023
Shares 5,252 Value ($000) $2,609 Avg Close $471.27 Range $429.88 - $509.61
Q4 2022
Shares 5,276 Value ($000) $2,409 Avg Close $468.77 Range $430.19 - $520.75
Q3 2022
Shares 5,426 Value ($000) $2,562 Avg Close $498.08 Range $444.08 - $541.06
Q2 2022
Shares 5,664 Value ($000) $2,715 Avg Close $484.91 Range $388.78 - $584.62
Q1 2022
Shares 5,704 Value ($000) $3,285 Avg Close $500.83 Range $447.15 - $559.84
Q4 2021
Shares 5,718 Value ($000) $3,246 Avg Close $488.10 Range $415.17 - $544.86
Q3 2021
Shares 5,768 Value ($000) $2,592 Avg Close $418.22 Range $374.22 - $447.84
Q2 2021
Shares 5,778 Value ($000) $2,286 Avg Close $359.04 Range $333.36 - $380.48
Q1 2021
Shares 5,782 Value ($000) $2,038 Avg Close $329.77 Range $291.05 - $361.01
Q4 2020
Shares 5,569 Value ($000) $2,098 Avg Close $347.39 Range $324.71 - $367.18
Q3 2020
Shares 5,603 Value ($000) $1,989 Avg Close $309.06 Range $276.17 - $334.67
Q2 2020
Shares 5,590 Value ($000) $1,695 Avg Close $279.18 Range $257.36 - $295.59
Q1 2020
Shares 5,904 Value ($000) $1,683 Avg Close $277.78 Range $248.54 - $298.00
Q4 2019
Shares 5,942 Value ($000) $1,746 Avg Close $271.52 Range $256.90 - $280.77