COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

Grove Bank & Trust's Holding History (CIK: 0001662212)

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

Q4 2025

Shares 6,811 Value ($000) $5,873 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 6,942 Value ($000) $6,426 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 6,948 Value ($000) $6,878 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 6,937 Value ($000) $6,561 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 2,857 Value ($000) $2,618 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 2,812 Value ($000) $2,493 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 2,876 Value ($000) $2,445 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 2,876 Value ($000) $2,107 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 2,889 Value ($000) $1,907 Avg Close $573.49 Range $521.47 - $661.25

Q3 2023

Shares 2,814 Value ($000) $1,590 Avg Close $532.21 Range $505.45 - $552.31

Q2 2023

Shares 2,911 Value ($000) $1,567 Avg Close $487.14 Range $459.09 - $519.84

Q1 2023

Shares 2,939 Value ($000) $1,460 Avg Close $471.27 Range $429.88 - $509.61

Q4 2022

Shares 3,371 Value ($000) $2 Avg Close $468.77 Range $430.19 - $520.75

Q3 2022

Shares 3,846 Value ($000) $1,816 Avg Close $498.08 Range $444.08 - $541.06

Q2 2022

Shares 3,836 Value ($000) $1,839 Avg Close $484.91 Range $388.78 - $584.62

Q1 2022

Shares 4,245 Value ($000) $2,444 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 4,107 Value ($000) $2,332 Avg Close $488.10 Range $415.17 - $544.86

Q3 2021

Shares 4,016 Value ($000) $1,805 Avg Close $418.22 Range $374.22 - $447.84

Q2 2021

Shares 4,569 Value ($000) $1,808 Avg Close $359.04 Range $333.36 - $380.48

Q1 2021

Shares 4,599 Value ($000) $1,621 Avg Close $329.77 Range $291.05 - $361.01

Q4 2020

Shares 3,504 Value ($000) $1,320 Avg Close $347.39 Range $324.71 - $367.18

Q3 2020

Shares 3,342 Value ($000) $1,186 Avg Close $309.06 Range $276.17 - $334.67

Q2 2020

Shares 3,364 Value ($000) $1,020 Avg Close $279.18 Range $257.36 - $295.59

Q1 2020

Shares 3,303 Value ($000) $942 Avg Close $277.78 Range $248.54 - $298.00

Q4 2019

Shares 3,621 Value ($000) $1,064 Avg Close $271.52 Range $256.90 - $280.77

Q3 2019

Shares 3,693 Value ($000) $1,064 Avg Close $256.34 Range $238.19 - $280.38

Q2 2019

Shares 3,256 Value ($000) $860 Avg Close $226.60 Range $212.14 - $244.81

Q1 2019

Shares 3,234 Value ($000) $783 Avg Close $198.35 Range $180.94 - $220.09

Q4 2018

Shares 2,984 Value ($000) $608 Avg Close $201.98 Range $171.58 - $217.57

Q3 2018

Shares 2,955 Value ($000) $694 Avg Close $203.13 Range $185.65 - $221.43

Q2 2018

Shares 3,026 Value ($000) $632 Avg Close $177.76 Range $162.55 - $191.42

Q1 2018

Shares 3,528 Value ($000) $665 Avg Close $169.26 Range $157.50 - $179.09

Q4 2017

Shares 3,740 Value ($000) $696 Avg Close $154.45 Range $137.67 - $175.03

Q3 2017

Shares 3,752 Value ($000) $616 Avg Close $140.12 Range $133.57 - $147.68

Q2 2017

Shares 3,535 Value ($000) $565 Avg Close $150.98 Range $139.41 - $162.71

Q1 2017

Shares 2,323 Value ($000) $389 Avg Close $142.87 Range $134.91 - $152.51

Q4 2016

Shares 3,101 Value ($000) $497 Avg Close $129.79 Range $120.95 - $140.39

Q3 2016

Shares 2,486 Value ($000) $379 Avg Close $136.95 Range $124.90 - $143.90

Q2 2016

Shares 2,376 Value ($000) $373 Avg Close $128.04 Range $117.26 - $134.37

Q1 2016

Shares 2,379 Value ($000) $375 Avg Close $127.74 Range $119.17 - $135.67

Q4 2015

Shares 2,248 Value ($000) $363 Avg Close $132.84 Range $119.34 - $142.82

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	6,811	$5,873	$905.73	$844.06 - $962.64
Q3 2025	6,942	$6,426	$956.70	$902.01 - $997.89
Q2 2025	6,948	$6,878	$990.72	$868.14 - $1064.10
Q1 2025	6,937	$6,561	$970.56	$877.95 - $1073.82
Q4 2024	2,857	$2,618	$922.64	$861.51 - $1003.02
Q3 2024	2,812	$2,493	$861.91	$787.84 - $917.81
Q2 2024	2,876	$2,445	$773.82	$690.64 - $867.04
Q1 2024	2,876	$2,107	$706.75	$633.49 - $779.59
Q4 2023	2,889	$1,907	$573.49	$521.47 - $661.25
Q3 2023	2,814	$1,590	$532.21	$505.45 - $552.31
Q2 2023	2,911	$1,567	$487.14	$459.09 - $519.84
Q1 2023	2,939	$1,460	$471.27	$429.88 - $509.61
Q4 2022	3,371	$2	$468.77	$430.19 - $520.75
Q3 2022	3,846	$1,816	$498.08	$444.08 - $541.06
Q2 2022	3,836	$1,839	$484.91	$388.78 - $584.62
Q1 2022	4,245	$2,444	$500.83	$447.15 - $559.84
Q4 2021	4,107	$2,332	$488.10	$415.17 - $544.86
Q3 2021	4,016	$1,805	$418.22	$374.22 - $447.84
Q2 2021	4,569	$1,808	$359.04	$333.36 - $380.48
Q1 2021	4,599	$1,621	$329.77	$291.05 - $361.01
Q4 2020	3,504	$1,320	$347.39	$324.71 - $367.18
Q3 2020	3,342	$1,186	$309.06	$276.17 - $334.67
Q2 2020	3,364	$1,020	$279.18	$257.36 - $295.59
Q1 2020	3,303	$942	$277.78	$248.54 - $298.00
Q4 2019	3,621	$1,064	$271.52	$256.90 - $280.77
Q3 2019	3,693	$1,064	$256.34	$238.19 - $280.38
Q2 2019	3,256	$860	$226.60	$212.14 - $244.81
Q1 2019	3,234	$783	$198.35	$180.94 - $220.09
Q4 2018	2,984	$608	$201.98	$171.58 - $217.57
Q3 2018	2,955	$694	$203.13	$185.65 - $221.43
Q2 2018	3,026	$632	$177.76	$162.55 - $191.42
Q1 2018	3,528	$665	$169.26	$157.50 - $179.09
Q4 2017	3,740	$696	$154.45	$137.67 - $175.03
Q3 2017	3,752	$616	$140.12	$133.57 - $147.68
Q2 2017	3,535	$565	$150.98	$139.41 - $162.71
Q1 2017	2,323	$389	$142.87	$134.91 - $152.51
Q4 2016	3,101	$497	$129.79	$120.95 - $140.39
Q3 2016	2,486	$379	$136.95	$124.90 - $143.90
Q2 2016	2,376	$373	$128.04	$117.26 - $134.37
Q1 2016	2,379	$375	$127.74	$119.17 - $135.67
Q4 2015	2,248	$363	$132.84	$119.34 - $142.82