COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

BANK OF STOCKTON's Holding History (CIK: 0001387723)

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

Q4 2025

Shares 6,913 Value ($000) $5,961 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 6,925 Value ($000) $6,410 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 6,885 Value ($000) $6,816 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 6,895 Value ($000) $6,521 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 7,087 Value ($000) $6,494 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 7,135 Value ($000) $6,325 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 7,311 Value ($000) $6,214 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 7,344 Value ($000) $5,380 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 7,394 Value ($000) $5,139 Avg Close $573.49 Range $521.47 - $661.25

Q3 2023

Shares 7,807 Value ($000) $4,275 Avg Close $532.21 Range $505.45 - $552.31

Q2 2023

Shares 8,134 Value ($000) $4,379 Avg Close $487.14 Range $459.09 - $519.84

Q1 2023

Shares 8,104 Value ($000) $4,027 Avg Close $471.27 Range $429.88 - $509.61

Q4 2022

Shares 9,358 Value ($000) $4 Avg Close $468.77 Range $430.19 - $520.75

Q3 2022

Shares 9,897 Value ($000) $4,674 Avg Close $498.08 Range $444.08 - $541.06

Q2 2022

Shares 9,858 Value ($000) $4,725 Avg Close $484.91 Range $388.78 - $584.62

Q1 2022

Shares 10,035 Value ($000) $5,779 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 10,145 Value ($000) $5,759 Avg Close $488.10 Range $415.17 - $544.86

Q3 2021

Shares 10,497 Value ($000) $4,717 Avg Close $418.22 Range $374.22 - $447.84

Q2 2021

Shares 10,669 Value ($000) $4,221 Avg Close $359.04 Range $333.36 - $380.48

Q1 2021

Shares 10,709 Value ($000) $3,774 Avg Close $329.77 Range $291.05 - $361.01

Q4 2020

Shares 11,186 Value ($000) $4,214 Avg Close $347.39 Range $324.71 - $367.18

Q3 2020

Shares 11,433 Value ($000) $4,058 Avg Close $309.06 Range $276.17 - $334.67

Q2 2020

Shares 11,345 Value ($000) $3,439 Avg Close $279.18 Range $257.36 - $295.59

Q1 2020

Shares 10,011 Value ($000) $2,854 Avg Close $277.78 Range $248.54 - $298.00

Q4 2019

Shares 9,646 Value ($000) $2,835 Avg Close $271.52 Range $256.90 - $280.77

Q3 2019

Shares 9,835 Value ($000) $2,833 Avg Close $256.34 Range $238.19 - $280.38

Q2 2019

Shares 10,400 Value ($000) $2,747 Avg Close $226.60 Range $212.14 - $244.81

Q1 2019

Shares 10,085 Value ($000) $2,441 Avg Close $198.35 Range $180.94 - $220.09

Q4 2018

Shares 9,217 Value ($000) $1,877 Avg Close $201.98 Range $171.58 - $217.57

Q3 2018

Shares 9,302 Value ($000) $2,184 Avg Close $203.13 Range $185.65 - $221.43

Q2 2018

Shares 8,707 Value ($000) $1,819 Avg Close $177.76 Range $162.55 - $191.42

Q1 2018

Shares 8,532 Value ($000) $1,607 Avg Close $169.26 Range $157.50 - $179.09

Q4 2017

Shares 8,282 Value ($000) $1,540 Avg Close $154.45 Range $137.67 - $175.03

Q3 2017

Shares 9,045 Value ($000) $1,485 Avg Close $140.12 Range $133.57 - $147.68

Q2 2017

Shares 10,583 Value ($000) $1,692 Avg Close $150.98 Range $139.41 - $162.71

Q1 2017

Shares 10,733 Value ($000) $1,799 Avg Close $142.87 Range $134.91 - $152.51

Q4 2016

Shares 11,183 Value ($000) $1,790 Avg Close $129.79 Range $120.95 - $140.39

Q3 2016

Shares 11,685 Value ($000) $1,782 Avg Close $136.95 Range $124.90 - $143.90

Q2 2016

Shares 11,705 Value ($000) $1,838 Avg Close $128.04 Range $117.26 - $134.37

Q1 2016

Shares 12,105 Value ($000) $1,907 Avg Close $127.74 Range $119.17 - $135.67

Q4 2015

Shares 11,605 Value ($000) $1,874 Avg Close $132.84 Range $119.34 - $142.82

Q3 2015

Shares 11,505 Value ($000) $1,663 Avg Close $119.60 Range $98.22 - $123.53

Q2 2015

Shares 11,040 Value ($000) $1,491 Avg Close $120.23 Range $112.77 - $127.67

Q1 2015

Shares 10,275 Value ($000) $1,557 Avg Close $120.91 Range $111.40 - $128.73

Q4 2014

Shares 9,840 Value ($000) $1,395 Avg Close $109.42 Range $98.12 - $118.34

Q3 2014

Shares 9,826 Value ($000) $1,232 Avg Close $97.13 Range $92.09 - $102.72

Q2 2014

Shares 9,686 Value ($000) $1,116 Avg Close $91.81 Range $88.18 - $95.25

Q1 2014

Shares 9,936 Value ($000) $1,109 Avg Close $91.29 Range $87.26 - $95.07

Q4 2013

Shares 9,836 Value ($000) $1,171 Avg Close $95.15 Range $87.55 - $100.50

Q3 2013

Shares 10,281 Value ($000) $1,184 Avg Close $91.64 Range $87.25 - $95.29

Q2 2013

Shares 9,906 Value ($000) $1,095 Avg Close $86.56 Range $81.59 - $91.78

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	6,913	$5,961	$905.73	$844.06 - $962.64
Q3 2025	6,925	$6,410	$956.70	$902.01 - $997.89
Q2 2025	6,885	$6,816	$990.72	$868.14 - $1064.10
Q1 2025	6,895	$6,521	$970.56	$877.95 - $1073.82
Q4 2024	7,087	$6,494	$922.64	$861.51 - $1003.02
Q3 2024	7,135	$6,325	$861.91	$787.84 - $917.81
Q2 2024	7,311	$6,214	$773.82	$690.64 - $867.04
Q1 2024	7,344	$5,380	$706.75	$633.49 - $779.59
Q4 2023	7,394	$5,139	$573.49	$521.47 - $661.25
Q3 2023	7,807	$4,275	$532.21	$505.45 - $552.31
Q2 2023	8,134	$4,379	$487.14	$459.09 - $519.84
Q1 2023	8,104	$4,027	$471.27	$429.88 - $509.61
Q4 2022	9,358	$4	$468.77	$430.19 - $520.75
Q3 2022	9,897	$4,674	$498.08	$444.08 - $541.06
Q2 2022	9,858	$4,725	$484.91	$388.78 - $584.62
Q1 2022	10,035	$5,779	$500.83	$447.15 - $559.84
Q4 2021	10,145	$5,759	$488.10	$415.17 - $544.86
Q3 2021	10,497	$4,717	$418.22	$374.22 - $447.84
Q2 2021	10,669	$4,221	$359.04	$333.36 - $380.48
Q1 2021	10,709	$3,774	$329.77	$291.05 - $361.01
Q4 2020	11,186	$4,214	$347.39	$324.71 - $367.18
Q3 2020	11,433	$4,058	$309.06	$276.17 - $334.67
Q2 2020	11,345	$3,439	$279.18	$257.36 - $295.59
Q1 2020	10,011	$2,854	$277.78	$248.54 - $298.00
Q4 2019	9,646	$2,835	$271.52	$256.90 - $280.77
Q3 2019	9,835	$2,833	$256.34	$238.19 - $280.38
Q2 2019	10,400	$2,747	$226.60	$212.14 - $244.81
Q1 2019	10,085	$2,441	$198.35	$180.94 - $220.09
Q4 2018	9,217	$1,877	$201.98	$171.58 - $217.57
Q3 2018	9,302	$2,184	$203.13	$185.65 - $221.43
Q2 2018	8,707	$1,819	$177.76	$162.55 - $191.42
Q1 2018	8,532	$1,607	$169.26	$157.50 - $179.09
Q4 2017	8,282	$1,540	$154.45	$137.67 - $175.03
Q3 2017	9,045	$1,485	$140.12	$133.57 - $147.68
Q2 2017	10,583	$1,692	$150.98	$139.41 - $162.71
Q1 2017	10,733	$1,799	$142.87	$134.91 - $152.51
Q4 2016	11,183	$1,790	$129.79	$120.95 - $140.39
Q3 2016	11,685	$1,782	$136.95	$124.90 - $143.90
Q2 2016	11,705	$1,838	$128.04	$117.26 - $134.37
Q1 2016	12,105	$1,907	$127.74	$119.17 - $135.67
Q4 2015	11,605	$1,874	$132.84	$119.34 - $142.82
Q3 2015	11,505	$1,663	$119.60	$98.22 - $123.53
Q2 2015	11,040	$1,491	$120.23	$112.77 - $127.67
Q1 2015	10,275	$1,557	$120.91	$111.40 - $128.73
Q4 2014	9,840	$1,395	$109.42	$98.12 - $118.34
Q3 2014	9,826	$1,232	$97.13	$92.09 - $102.72
Q2 2014	9,686	$1,116	$91.81	$88.18 - $95.25
Q1 2014	9,936	$1,109	$91.29	$87.26 - $95.07
Q4 2013	9,836	$1,171	$95.15	$87.55 - $100.50
Q3 2013	10,281	$1,184	$91.64	$87.25 - $95.29
Q2 2013	9,906	$1,095	$86.56	$81.59 - $91.78