COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

Cornerstone Advisory, LLC's Holding History (CIK: 0001668189)

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

Q4 2025

Shares 2,964 Value ($000) $2,556 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 2,311 Value ($000) $2,140 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 2,385 Value ($000) $2,361 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 2,371 Value ($000) $2,395 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 2,430 Value ($000) $2,605 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 2,316 Value ($000) $2,053 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 2,176 Value ($000) $1,850 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 2,139 Value ($000) $1,567 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 1,960 Value ($000) $1,294 Avg Close $573.49 Range $521.47 - $661.25

Q3 2023

Shares 1,754 Value ($000) $991 Avg Close $532.21 Range $505.45 - $552.31

Q2 2023

Shares 1,705 Value ($000) $918 Avg Close $487.14 Range $459.09 - $519.84

Q1 2023

Shares 1,789 Value ($000) $889 Avg Close $471.27 Range $429.88 - $509.61

Q4 2022

Shares 1,314 Value ($000) $600 Avg Close $468.77 Range $430.19 - $520.75

Q3 2022

Shares 1,309 Value ($000) $618 Avg Close $498.08 Range $444.08 - $541.06

Q2 2022

Shares 1,300 Value ($000) $624 Avg Close $484.91 Range $388.78 - $584.62

Q1 2022

Shares 1,639 Value ($000) $944 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 1,733 Value ($000) $984 Avg Close $488.10 Range $415.17 - $544.86

Q3 2021

Shares 2,189 Value ($000) $984 Avg Close $418.22 Range $374.22 - $447.84

Q2 2021

Shares 2,164 Value ($000) $856 Avg Close $359.04 Range $333.36 - $380.48

Q1 2021

Shares 1,958 Value ($000) $690 Avg Close $329.77 Range $291.05 - $361.01

Q4 2020

Shares 1,957 Value ($000) $737 Avg Close $347.39 Range $324.71 - $367.18

Q3 2020

Shares 2,207 Value ($000) $784 Avg Close $309.06 Range $276.17 - $334.67

Q2 2020

Shares 2,207 Value ($000) $669 Avg Close $279.18 Range $257.36 - $295.59

Q1 2020

Shares 1,859 Value ($000) $530 Avg Close $277.78 Range $248.54 - $298.00

Q4 2019

Shares 986 Value ($000) $290 Avg Close $271.52 Range $256.90 - $280.77

Q3 2019

Shares 966 Value ($000) $278 Avg Close $256.34 Range $238.19 - $280.38

Q2 2019

Shares 800 Value ($000) $211 Avg Close $226.60 Range $212.14 - $244.81

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,964	$2,556	$905.73	$844.06 - $962.64
Q3 2025	2,311	$2,140	$956.70	$902.01 - $997.89
Q2 2025	2,385	$2,361	$990.72	$868.14 - $1064.10
Q1 2025	2,371	$2,395	$970.56	$877.95 - $1073.82
Q4 2024	2,430	$2,605	$922.64	$861.51 - $1003.02
Q3 2024	2,316	$2,053	$861.91	$787.84 - $917.81
Q2 2024	2,176	$1,850	$773.82	$690.64 - $867.04
Q1 2024	2,139	$1,567	$706.75	$633.49 - $779.59
Q4 2023	1,960	$1,294	$573.49	$521.47 - $661.25
Q3 2023	1,754	$991	$532.21	$505.45 - $552.31
Q2 2023	1,705	$918	$487.14	$459.09 - $519.84
Q1 2023	1,789	$889	$471.27	$429.88 - $509.61
Q4 2022	1,314	$600	$468.77	$430.19 - $520.75
Q3 2022	1,309	$618	$498.08	$444.08 - $541.06
Q2 2022	1,300	$624	$484.91	$388.78 - $584.62
Q1 2022	1,639	$944	$500.83	$447.15 - $559.84
Q4 2021	1,733	$984	$488.10	$415.17 - $544.86
Q3 2021	2,189	$984	$418.22	$374.22 - $447.84
Q2 2021	2,164	$856	$359.04	$333.36 - $380.48
Q1 2021	1,958	$690	$329.77	$291.05 - $361.01
Q4 2020	1,957	$737	$347.39	$324.71 - $367.18
Q3 2020	2,207	$784	$309.06	$276.17 - $334.67
Q2 2020	2,207	$669	$279.18	$257.36 - $295.59
Q1 2020	1,859	$530	$277.78	$248.54 - $298.00
Q4 2019	986	$290	$271.52	$256.90 - $280.77
Q3 2019	966	$278	$256.34	$238.19 - $280.38
Q2 2019	800	$211	$226.60	$212.14 - $244.81