COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

Robertson Stephens Wealth Management, LLC's Holding History (CIK: 0001767307)

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

Q4 2025

Shares 18,689 Value ($000) $16,117 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 18,184 Value ($000) $16,832 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 21,275 Value ($000) $21,061 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 21,132 Value ($000) $19,987 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 13,386 Value ($000) $12,265 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 8,629 Value ($000) $7,650 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 8,880 Value ($000) $7,548 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 6,890 Value ($000) $5,048 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 6,108 Value ($000) $4,124 Avg Close $573.49 Range $521.47 - $661.25

Q3 2020

Shares 1,372 Value ($000) $487 Avg Close $309.06 Range $276.17 - $334.67

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	18,689	$16,117	$905.73	$844.06 - $962.64
Q3 2025	18,184	$16,832	$956.70	$902.01 - $997.89
Q2 2025	21,275	$21,061	$990.72	$868.14 - $1064.10
Q1 2025	21,132	$19,987	$970.56	$877.95 - $1073.82
Q4 2024	13,386	$12,265	$922.64	$861.51 - $1003.02
Q3 2024	8,629	$7,650	$861.91	$787.84 - $917.81
Q2 2024	8,880	$7,548	$773.82	$690.64 - $867.04
Q1 2024	6,890	$5,048	$706.75	$633.49 - $779.59
Q4 2023	6,108	$4,124	$573.49	$521.47 - $661.25
Q3 2020	1,372	$487	$309.06	$276.17 - $334.67