COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

QUEST INVESTMENT MANAGEMENT LLC's Holding History (CIK: 0001036248)

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

Q4 2025

Shares 9,912 Value ($000) $8,547 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 11,873 Value ($000) $10,990 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 13,625 Value ($000) $13,488 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 14,838 Value ($000) $14,033 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 13,358 Value ($000) $12,240 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 12,242 Value ($000) $10,853 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 18,825 Value ($000) $16,001 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 22,370 Value ($000) $16,389 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 12,355 Value ($000) $8,155 Avg Close $573.49 Range $521.47 - $661.25

Q3 2023

Shares 21,860 Value ($000) $12,350 Avg Close $532.21 Range $505.45 - $552.31

Q2 2023

Shares 2,668 Value ($000) $1,436 Avg Close $487.14 Range $459.09 - $519.84

Q1 2023

Shares 3,799 Value ($000) $1,888 Avg Close $471.27 Range $429.88 - $509.61

Q4 2022

Shares 7,336 Value ($000) $3,349 Avg Close $468.77 Range $430.19 - $520.75

Q3 2022

Shares 23,535 Value ($000) $11,115 Avg Close $498.08 Range $444.08 - $541.06

Q2 2022

Shares 7,219 Value ($000) $3,460 Avg Close $484.91 Range $388.78 - $584.62

Q1 2022

Shares 6,853 Value ($000) $3,946 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 8,202 Value ($000) $4,656 Avg Close $488.10 Range $415.17 - $544.86

Q3 2021

Shares 8,917 Value ($000) $4,007 Avg Close $418.22 Range $374.22 - $447.84

Q2 2021

Shares 9,311 Value ($000) $3,684 Avg Close $359.04 Range $333.36 - $380.48

Q1 2021

Shares 9,554 Value ($000) $3,368 Avg Close $329.77 Range $291.05 - $361.01

Q4 2020

Shares 42,011 Value ($000) $15,829 Avg Close $347.39 Range $324.71 - $367.18

Q3 2020

Shares 43,355 Value ($000) $15,391 Avg Close $309.06 Range $276.17 - $334.67

Q2 2020

Shares 55,698 Value ($000) $16,888 Avg Close $279.18 Range $257.36 - $295.59

Q1 2020

Shares 39,914 Value ($000) $11,381 Avg Close $277.78 Range $248.54 - $298.00

Q4 2019

Shares 1,865 Value ($000) $548 Avg Close $271.52 Range $256.90 - $280.77

Q3 2019

Shares 1,865 Value ($000) $537 Avg Close $256.34 Range $238.19 - $280.38

Q2 2019

Shares 1,865 Value ($000) $493 Avg Close $226.60 Range $212.14 - $244.81

Q1 2019

Shares 1,865 Value ($000) $452 Avg Close $198.35 Range $180.94 - $220.09

Q4 2018

Shares 1,865 Value ($000) $380 Avg Close $201.98 Range $171.58 - $217.57

Q3 2018

Shares 1,865 Value ($000) $438 Avg Close $203.13 Range $185.65 - $221.43

Q2 2018

Shares 1,865 Value ($000) $390 Avg Close $177.76 Range $162.55 - $191.42

Q3 2017

Shares 1,865 Value ($000) $306 Avg Close $140.12 Range $133.57 - $147.68

Q2 2017

Shares 80,794 Value ($000) $12,921 Avg Close $150.98 Range $139.41 - $162.71

Q1 2017

Shares 84,266 Value ($000) $14,131 Avg Close $142.87 Range $134.91 - $152.51

Q4 2016

Shares 95,086 Value ($000) $15,224 Avg Close $129.79 Range $120.95 - $140.39

Q3 2016

Shares 98,105 Value ($000) $14,962 Avg Close $136.95 Range $124.90 - $143.90

Q2 2016

Shares 89,521 Value ($000) $14,058 Avg Close $128.04 Range $117.26 - $134.37

Q1 2016

Shares 91,804 Value ($000) $14,466 Avg Close $127.74 Range $119.17 - $135.67

Q4 2015

Shares 88,387 Value ($000) $14,275 Avg Close $132.84 Range $119.34 - $142.82

Q3 2015

Shares 85,218 Value ($000) $12,320 Avg Close $119.60 Range $98.22 - $123.53

Q2 2015

Shares 82,431 Value ($000) $11,133 Avg Close $120.23 Range $112.77 - $127.67

Q1 2015

Shares 73,951 Value ($000) $11,203 Avg Close $120.91 Range $111.40 - $128.73

Q4 2014

Shares 88,039 Value ($000) $12,480 Avg Close $109.42 Range $98.12 - $118.34

Q3 2014

Shares 103,569 Value ($000) $12,979 Avg Close $97.13 Range $92.09 - $102.72

Q2 2014

Shares 130,489 Value ($000) $15,027 Avg Close $91.81 Range $88.18 - $95.25

Q1 2014

Shares 142,074 Value ($000) $15,867 Avg Close $91.29 Range $87.26 - $95.07

Q4 2013

Shares 133,298 Value ($000) $15,865 Avg Close $95.15 Range $87.55 - $100.50

Q3 2013

Shares 134,516 Value ($000) $15,492 Avg Close $91.64 Range $87.25 - $95.29

Q2 2013

Shares 204,011 Value ($000) $22,557 Avg Close $86.56 Range $81.59 - $91.78

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	9,912	$8,547	$905.73	$844.06 - $962.64
Q3 2025	11,873	$10,990	$956.70	$902.01 - $997.89
Q2 2025	13,625	$13,488	$990.72	$868.14 - $1064.10
Q1 2025	14,838	$14,033	$970.56	$877.95 - $1073.82
Q4 2024	13,358	$12,240	$922.64	$861.51 - $1003.02
Q3 2024	12,242	$10,853	$861.91	$787.84 - $917.81
Q2 2024	18,825	$16,001	$773.82	$690.64 - $867.04
Q1 2024	22,370	$16,389	$706.75	$633.49 - $779.59
Q4 2023	12,355	$8,155	$573.49	$521.47 - $661.25
Q3 2023	21,860	$12,350	$532.21	$505.45 - $552.31
Q2 2023	2,668	$1,436	$487.14	$459.09 - $519.84
Q1 2023	3,799	$1,888	$471.27	$429.88 - $509.61
Q4 2022	7,336	$3,349	$468.77	$430.19 - $520.75
Q3 2022	23,535	$11,115	$498.08	$444.08 - $541.06
Q2 2022	7,219	$3,460	$484.91	$388.78 - $584.62
Q1 2022	6,853	$3,946	$500.83	$447.15 - $559.84
Q4 2021	8,202	$4,656	$488.10	$415.17 - $544.86
Q3 2021	8,917	$4,007	$418.22	$374.22 - $447.84
Q2 2021	9,311	$3,684	$359.04	$333.36 - $380.48
Q1 2021	9,554	$3,368	$329.77	$291.05 - $361.01
Q4 2020	42,011	$15,829	$347.39	$324.71 - $367.18
Q3 2020	43,355	$15,391	$309.06	$276.17 - $334.67
Q2 2020	55,698	$16,888	$279.18	$257.36 - $295.59
Q1 2020	39,914	$11,381	$277.78	$248.54 - $298.00
Q4 2019	1,865	$548	$271.52	$256.90 - $280.77
Q3 2019	1,865	$537	$256.34	$238.19 - $280.38
Q2 2019	1,865	$493	$226.60	$212.14 - $244.81
Q1 2019	1,865	$452	$198.35	$180.94 - $220.09
Q4 2018	1,865	$380	$201.98	$171.58 - $217.57
Q3 2018	1,865	$438	$203.13	$185.65 - $221.43
Q2 2018	1,865	$390	$177.76	$162.55 - $191.42
Q3 2017	1,865	$306	$140.12	$133.57 - $147.68
Q2 2017	80,794	$12,921	$150.98	$139.41 - $162.71
Q1 2017	84,266	$14,131	$142.87	$134.91 - $152.51
Q4 2016	95,086	$15,224	$129.79	$120.95 - $140.39
Q3 2016	98,105	$14,962	$136.95	$124.90 - $143.90
Q2 2016	89,521	$14,058	$128.04	$117.26 - $134.37
Q1 2016	91,804	$14,466	$127.74	$119.17 - $135.67
Q4 2015	88,387	$14,275	$132.84	$119.34 - $142.82
Q3 2015	85,218	$12,320	$119.60	$98.22 - $123.53
Q2 2015	82,431	$11,133	$120.23	$112.77 - $127.67
Q1 2015	73,951	$11,203	$120.91	$111.40 - $128.73
Q4 2014	88,039	$12,480	$109.42	$98.12 - $118.34
Q3 2014	103,569	$12,979	$97.13	$92.09 - $102.72
Q2 2014	130,489	$15,027	$91.81	$88.18 - $95.25
Q1 2014	142,074	$15,867	$91.29	$87.26 - $95.07
Q4 2013	133,298	$15,865	$95.15	$87.55 - $100.50
Q3 2013	134,516	$15,492	$91.64	$87.25 - $95.29
Q2 2013	204,011	$22,557	$86.56	$81.59 - $91.78