COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

RMR Wealth Builders's Holding History (CIK: 0001803848)

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

Q4 2025

Shares 5,837 Value ($000) $5,033 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 5,159 Value ($000) $4,776 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 4,869 Value ($000) $4,820 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 4,794 Value ($000) $4,534 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 4,786 Value ($000) $4,386 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 4,708 Value ($000) $4,174 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 4,831 Value ($000) $4,106 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 4,579 Value ($000) $3,355 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 3,862 Value ($000) $2,549 Avg Close $573.49 Range $521.47 - $661.25

Q3 2023

Shares 3,493 Value ($000) $1,973 Avg Close $532.21 Range $505.45 - $552.31

Q2 2023

Shares 2,593 Value ($000) $1,396 Avg Close $487.14 Range $459.09 - $519.84

Q1 2023

Shares 3,037 Value ($000) $1,509 Avg Close $471.27 Range $429.88 - $509.61

Q4 2022

Shares 2,789 Value ($000) $1,273 Avg Close $468.77 Range $430.19 - $520.75

Q3 2022

Shares 2,782 Value ($000) $1,314 Avg Close $498.08 Range $444.08 - $541.06

Q2 2022

Shares 2,737 Value ($000) $1,312 Avg Close $484.91 Range $388.78 - $584.62

Q1 2022

Shares 2,876 Value ($000) $1,656 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 1,220 Value ($000) $692 Avg Close $488.10 Range $415.17 - $544.86

Q3 2021

Shares 2,322 Value ($000) $1,043 Avg Close $418.22 Range $374.22 - $447.84

Q2 2021

Shares 2,238 Value ($000) $885 Avg Close $359.04 Range $333.36 - $380.48

Q1 2021

Shares 2,346 Value ($000) $827 Avg Close $329.77 Range $291.05 - $361.01

Q4 2020

Shares 1,966 Value ($000) $741 Avg Close $347.39 Range $324.71 - $367.18

Q3 2020

Shares 2,841 Value ($000) $1,009 Avg Close $309.06 Range $276.17 - $334.67

Q2 2020

Shares 1,836 Value ($000) $557 Avg Close $279.18 Range $257.36 - $295.59

Q4 2019

Shares 1,970 Value ($000) $579 Avg Close $271.52 Range $256.90 - $280.77

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	5,837	$5,033	$905.73	$844.06 - $962.64
Q3 2025	5,159	$4,776	$956.70	$902.01 - $997.89
Q2 2025	4,869	$4,820	$990.72	$868.14 - $1064.10
Q1 2025	4,794	$4,534	$970.56	$877.95 - $1073.82
Q4 2024	4,786	$4,386	$922.64	$861.51 - $1003.02
Q3 2024	4,708	$4,174	$861.91	$787.84 - $917.81
Q2 2024	4,831	$4,106	$773.82	$690.64 - $867.04
Q1 2024	4,579	$3,355	$706.75	$633.49 - $779.59
Q4 2023	3,862	$2,549	$573.49	$521.47 - $661.25
Q3 2023	3,493	$1,973	$532.21	$505.45 - $552.31
Q2 2023	2,593	$1,396	$487.14	$459.09 - $519.84
Q1 2023	3,037	$1,509	$471.27	$429.88 - $509.61
Q4 2022	2,789	$1,273	$468.77	$430.19 - $520.75
Q3 2022	2,782	$1,314	$498.08	$444.08 - $541.06
Q2 2022	2,737	$1,312	$484.91	$388.78 - $584.62
Q1 2022	2,876	$1,656	$500.83	$447.15 - $559.84
Q4 2021	1,220	$692	$488.10	$415.17 - $544.86
Q3 2021	2,322	$1,043	$418.22	$374.22 - $447.84
Q2 2021	2,238	$885	$359.04	$333.36 - $380.48
Q1 2021	2,346	$827	$329.77	$291.05 - $361.01
Q4 2020	1,966	$741	$347.39	$324.71 - $367.18
Q3 2020	2,841	$1,009	$309.06	$276.17 - $334.67
Q2 2020	1,836	$557	$279.18	$257.36 - $295.59
Q4 2019	1,970	$579	$271.52	$256.90 - $280.77