COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

CERTUITY, LLC's Holding History (CIK: 0001800752)

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

Q4 2025

Shares 4,621 Value ($000) $3,986 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 4,698 Value ($000) $4,348 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 1,931 Value ($000) $1,910 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 1,909 Value ($000) $1,798 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 2,084 Value ($000) $1,909 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 1,269 Value ($000) $1,125 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 1,590 Value ($000) $1,351 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 1,466 Value ($000) $1,074 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 1,569 Value ($000) $1,035 Avg Close $573.49 Range $521.47 - $661.25

Q3 2023

Shares 1,412 Value ($000) $798 Avg Close $532.21 Range $505.45 - $552.31

Q2 2023

Shares 1,221 Value ($000) $657 Avg Close $487.14 Range $459.09 - $519.84

Q1 2023

Shares 1,503 Value ($000) $747 Avg Close $471.27 Range $429.88 - $509.61

Q4 2022

Shares 1,507 Value ($000) $688 Avg Close $468.77 Range $430.19 - $520.75

Q3 2022

Shares 1,454 Value ($000) $687 Avg Close $498.08 Range $444.08 - $541.06

Q2 2022

Shares 1,372 Value ($000) $658 Avg Close $484.91 Range $388.78 - $584.62

Q1 2022

Shares 2,371 Value ($000) $1,365 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 2,237 Value ($000) $1,270 Avg Close $488.10 Range $415.17 - $544.86

Q3 2021

Shares 3,263 Value ($000) $1,466 Avg Close $418.22 Range $374.22 - $447.84

Q2 2021

Shares 2,998 Value ($000) $1,186 Avg Close $359.04 Range $333.36 - $380.48

Q1 2021

Shares 2,822 Value ($000) $995 Avg Close $329.77 Range $291.05 - $361.01

Q4 2020

Shares 2,625 Value ($000) $989 Avg Close $347.39 Range $324.71 - $367.18

Q3 2020

Shares 2,052 Value ($000) $728 Avg Close $309.06 Range $276.17 - $334.67

Q2 2020

Shares 1,526 Value ($000) $463 Avg Close $279.18 Range $257.36 - $295.59

Q1 2020

Shares 756 Value ($000) $216 Avg Close $277.78 Range $248.54 - $298.00

Q4 2019

Shares 1,061 Value ($000) $312 Avg Close $271.52 Range $256.90 - $280.77

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,621	$3,986	$905.73	$844.06 - $962.64
Q3 2025	4,698	$4,348	$956.70	$902.01 - $997.89
Q2 2025	1,931	$1,910	$990.72	$868.14 - $1064.10
Q1 2025	1,909	$1,798	$970.56	$877.95 - $1073.82
Q4 2024	2,084	$1,909	$922.64	$861.51 - $1003.02
Q3 2024	1,269	$1,125	$861.91	$787.84 - $917.81
Q2 2024	1,590	$1,351	$773.82	$690.64 - $867.04
Q1 2024	1,466	$1,074	$706.75	$633.49 - $779.59
Q4 2023	1,569	$1,035	$573.49	$521.47 - $661.25
Q3 2023	1,412	$798	$532.21	$505.45 - $552.31
Q2 2023	1,221	$657	$487.14	$459.09 - $519.84
Q1 2023	1,503	$747	$471.27	$429.88 - $509.61
Q4 2022	1,507	$688	$468.77	$430.19 - $520.75
Q3 2022	1,454	$687	$498.08	$444.08 - $541.06
Q2 2022	1,372	$658	$484.91	$388.78 - $584.62
Q1 2022	2,371	$1,365	$500.83	$447.15 - $559.84
Q4 2021	2,237	$1,270	$488.10	$415.17 - $544.86
Q3 2021	3,263	$1,466	$418.22	$374.22 - $447.84
Q2 2021	2,998	$1,186	$359.04	$333.36 - $380.48
Q1 2021	2,822	$995	$329.77	$291.05 - $361.01
Q4 2020	2,625	$989	$347.39	$324.71 - $367.18
Q3 2020	2,052	$728	$309.06	$276.17 - $334.67
Q2 2020	1,526	$463	$279.18	$257.36 - $295.59
Q1 2020	756	$216	$277.78	$248.54 - $298.00
Q4 2019	1,061	$312	$271.52	$256.90 - $280.77