COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

First Dallas Securities Inc.'s Holding History (CIK: 0001378559)

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

Q4 2025

Shares 2,502 Value ($000) $2,157 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 2,655 Value ($000) $2,457 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 2,703 Value ($000) $2,676 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 2,703 Value ($000) $2,556 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 2,753 Value ($000) $2,522 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 3,153 Value ($000) $2,795 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 3,288 Value ($000) $2,796 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 3,211 Value ($000) $2 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 3,167 Value ($000) $2 Avg Close $573.49 Range $521.47 - $661.25

Q3 2023

Shares 2,808 Value ($000) $2 Avg Close $532.21 Range $505.45 - $552.31

Q2 2023

Shares 3,074 Value ($000) $2 Avg Close $487.14 Range $459.09 - $519.84

Q1 2023

Shares 3,024 Value ($000) $2 Avg Close $471.27 Range $429.88 - $509.61

Q4 2022

Shares 3,021 Value ($000) $1 Avg Close $468.77 Range $430.19 - $520.75

Q3 2022

Shares 2,708 Value ($000) $1,279 Avg Close $498.08 Range $444.08 - $541.06

Q2 2022

Shares 2,705 Value ($000) $1,297 Avg Close $484.91 Range $388.78 - $584.62

Q1 2022

Shares 2,700 Value ($000) $1,555 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 1,583 Value ($000) $899 Avg Close $488.10 Range $415.17 - $544.86

Q3 2021

Shares 1,583 Value ($000) $711 Avg Close $418.22 Range $374.22 - $447.84

Q2 2021

Shares 1,583 Value ($000) $626 Avg Close $359.04 Range $333.36 - $380.48

Q1 2021

Shares 1,315 Value ($000) $464 Avg Close $329.77 Range $291.05 - $361.01

Q4 2020

Shares 1,355 Value ($000) $511 Avg Close $347.39 Range $324.71 - $367.18

Q3 2020

Shares 1,370 Value ($000) $486 Avg Close $309.06 Range $276.17 - $334.67

Q1 2020

Shares 1,445 Value ($000) $412 Avg Close $277.78 Range $248.54 - $298.00

Q4 2019

Shares 1,445 Value ($000) $425 Avg Close $271.52 Range $256.90 - $280.77

Q3 2019

Shares 1,480 Value ($000) $426 Avg Close $256.34 Range $238.19 - $280.38

Q2 2019

Shares 1,780 Value ($000) $470 Avg Close $226.60 Range $212.14 - $244.81

Q4 2017

Shares 5,055 Value ($000) $941 Avg Close $154.45 Range $137.67 - $175.03

Q3 2013

Shares 6,301 Value ($000) $726 Avg Close $91.64 Range $87.25 - $95.29

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,502	$2,157	$905.73	$844.06 - $962.64
Q3 2025	2,655	$2,457	$956.70	$902.01 - $997.89
Q2 2025	2,703	$2,676	$990.72	$868.14 - $1064.10
Q1 2025	2,703	$2,556	$970.56	$877.95 - $1073.82
Q4 2024	2,753	$2,522	$922.64	$861.51 - $1003.02
Q3 2024	3,153	$2,795	$861.91	$787.84 - $917.81
Q2 2024	3,288	$2,796	$773.82	$690.64 - $867.04
Q1 2024	3,211	$2	$706.75	$633.49 - $779.59
Q4 2023	3,167	$2	$573.49	$521.47 - $661.25
Q3 2023	2,808	$2	$532.21	$505.45 - $552.31
Q2 2023	3,074	$2	$487.14	$459.09 - $519.84
Q1 2023	3,024	$2	$471.27	$429.88 - $509.61
Q4 2022	3,021	$1	$468.77	$430.19 - $520.75
Q3 2022	2,708	$1,279	$498.08	$444.08 - $541.06
Q2 2022	2,705	$1,297	$484.91	$388.78 - $584.62
Q1 2022	2,700	$1,555	$500.83	$447.15 - $559.84
Q4 2021	1,583	$899	$488.10	$415.17 - $544.86
Q3 2021	1,583	$711	$418.22	$374.22 - $447.84
Q2 2021	1,583	$626	$359.04	$333.36 - $380.48
Q1 2021	1,315	$464	$329.77	$291.05 - $361.01
Q4 2020	1,355	$511	$347.39	$324.71 - $367.18
Q3 2020	1,370	$486	$309.06	$276.17 - $334.67
Q1 2020	1,445	$412	$277.78	$248.54 - $298.00
Q4 2019	1,445	$425	$271.52	$256.90 - $280.77
Q3 2019	1,480	$426	$256.34	$238.19 - $280.38
Q2 2019	1,780	$470	$226.60	$212.14 - $244.81
Q4 2017	5,055	$941	$154.45	$137.67 - $175.03
Q3 2013	6,301	$726	$91.64	$87.25 - $95.29