COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

MARK SHEPTOFF FINANCIAL PLANNING, LLC's Holding History (CIK: 0001607355)

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

Q4 2025

Shares 3,016 Value ($000) $2,601 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 3,016 Value ($000) $2,792 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 3,018 Value ($000) $2,988 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 3,016 Value ($000) $2,852 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 3,016 Value ($000) $2,763 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 3,016 Value ($000) $2,674 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 3,139 Value ($000) $2,668 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 3,072 Value ($000) $2,250 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 3,069 Value ($000) $2,026 Avg Close $573.49 Range $521.47 - $661.25

Q3 2023

Shares 3,068 Value ($000) $1,734 Avg Close $532.21 Range $505.45 - $552.31

Q2 2023

Shares 3,068 Value ($000) $1,652 Avg Close $487.14 Range $459.09 - $519.84

Q1 2023

Shares 3,068 Value ($000) $1,524 Avg Close $471.27 Range $429.88 - $509.61

Q4 2022

Shares 3,068 Value ($000) $1,400 Avg Close $468.77 Range $430.19 - $520.75

Q3 2022

Shares 3,060 Value ($000) $1,445 Avg Close $498.08 Range $444.08 - $541.06

Q2 2022

Shares 3,009 Value ($000) $1,442 Avg Close $484.91 Range $388.78 - $584.62

Q1 2022

Shares 3,034 Value ($000) $1,747 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 3,034 Value ($000) $1,722 Avg Close $488.10 Range $415.17 - $544.86

Q3 2021

Shares 3,012 Value ($000) $1,353 Avg Close $418.22 Range $374.22 - $447.84

Q2 2021

Shares 3,012 Value ($000) $1,192 Avg Close $359.04 Range $333.36 - $380.48

Q1 2021

Shares 3,012 Value ($000) $1,062 Avg Close $329.77 Range $291.05 - $361.01

Q4 2020

Shares 3,062 Value ($000) $1,154 Avg Close $347.39 Range $324.71 - $367.18

Q3 2020

Shares 2,685 Value ($000) $953 Avg Close $309.06 Range $276.17 - $334.67

Q2 2020

Shares 2,960 Value ($000) $898 Avg Close $279.18 Range $257.36 - $295.59

Q1 2020

Shares 2,910 Value ($000) $830 Avg Close $277.78 Range $248.54 - $298.00

Q4 2019

Shares 2,910 Value ($000) $855 Avg Close $271.52 Range $256.90 - $280.77

Q3 2019

Shares 2,810 Value ($000) $810 Avg Close $256.34 Range $238.19 - $280.38

Q2 2019

Shares 2,535 Value ($000) $670 Avg Close $226.60 Range $212.14 - $244.81

Q1 2019

Shares 2,535 Value ($000) $614 Avg Close $198.35 Range $180.94 - $220.09

Q4 2018

Shares 2,266 Value ($000) $462 Avg Close $201.98 Range $171.58 - $217.57

Q3 2018

Shares 2,666 Value ($000) $626 Avg Close $203.13 Range $185.65 - $221.43

Q2 2018

Shares 2,666 Value ($000) $557 Avg Close $177.76 Range $162.55 - $191.42

Q1 2018

Shares 2,666 Value ($000) $502 Avg Close $169.26 Range $157.50 - $179.09

Q4 2017

Shares 2,700 Value ($000) $503 Avg Close $154.45 Range $137.67 - $175.03

Q3 2017

Shares 2,700 Value ($000) $444 Avg Close $140.12 Range $133.57 - $147.68

Q2 2017

Shares 3,000 Value ($000) $480 Avg Close $150.98 Range $139.41 - $162.71

Q1 2017

Shares 3,001 Value ($000) $503 Avg Close $142.87 Range $134.91 - $152.51

Q4 2016

Shares 3,000 Value ($000) $480 Avg Close $129.79 Range $120.95 - $140.39

Q3 2016

Shares 3,925 Value ($000) $599 Avg Close $136.95 Range $124.90 - $143.90

Q2 2016

Shares 4,402 Value ($000) $691 Avg Close $128.04 Range $117.26 - $134.37

Q1 2016

Shares 1,702 Value ($000) $268 Avg Close $127.74 Range $119.17 - $135.67

Q4 2015

Shares 1,677 Value ($000) $271 Avg Close $132.84 Range $119.34 - $142.82

Q3 2015

Shares 1,477 Value ($000) $214 Avg Close $119.60 Range $98.22 - $123.53

Q2 2015

Shares 1,610 Value ($000) $217 Avg Close $120.23 Range $112.77 - $127.67

Q1 2015

Shares 1,600 Value ($000) $242 Avg Close $120.91 Range $111.40 - $128.73

Q4 2014

Shares 1,600 Value ($000) $227 Avg Close $109.42 Range $98.12 - $118.34

Q3 2014

Shares 1,500 Value ($000) $188 Avg Close $97.13 Range $92.09 - $102.72

Q2 2014

Shares 1,500 Value ($000) $173 Avg Close $91.81 Range $88.18 - $95.25

Q1 2014

Shares 1,500 Value ($000) $168 Avg Close $91.29 Range $87.26 - $95.07

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,016	$2,601	$905.73	$844.06 - $962.64
Q3 2025	3,016	$2,792	$956.70	$902.01 - $997.89
Q2 2025	3,018	$2,988	$990.72	$868.14 - $1064.10
Q1 2025	3,016	$2,852	$970.56	$877.95 - $1073.82
Q4 2024	3,016	$2,763	$922.64	$861.51 - $1003.02
Q3 2024	3,016	$2,674	$861.91	$787.84 - $917.81
Q2 2024	3,139	$2,668	$773.82	$690.64 - $867.04
Q1 2024	3,072	$2,250	$706.75	$633.49 - $779.59
Q4 2023	3,069	$2,026	$573.49	$521.47 - $661.25
Q3 2023	3,068	$1,734	$532.21	$505.45 - $552.31
Q2 2023	3,068	$1,652	$487.14	$459.09 - $519.84
Q1 2023	3,068	$1,524	$471.27	$429.88 - $509.61
Q4 2022	3,068	$1,400	$468.77	$430.19 - $520.75
Q3 2022	3,060	$1,445	$498.08	$444.08 - $541.06
Q2 2022	3,009	$1,442	$484.91	$388.78 - $584.62
Q1 2022	3,034	$1,747	$500.83	$447.15 - $559.84
Q4 2021	3,034	$1,722	$488.10	$415.17 - $544.86
Q3 2021	3,012	$1,353	$418.22	$374.22 - $447.84
Q2 2021	3,012	$1,192	$359.04	$333.36 - $380.48
Q1 2021	3,012	$1,062	$329.77	$291.05 - $361.01
Q4 2020	3,062	$1,154	$347.39	$324.71 - $367.18
Q3 2020	2,685	$953	$309.06	$276.17 - $334.67
Q2 2020	2,960	$898	$279.18	$257.36 - $295.59
Q1 2020	2,910	$830	$277.78	$248.54 - $298.00
Q4 2019	2,910	$855	$271.52	$256.90 - $280.77
Q3 2019	2,810	$810	$256.34	$238.19 - $280.38
Q2 2019	2,535	$670	$226.60	$212.14 - $244.81
Q1 2019	2,535	$614	$198.35	$180.94 - $220.09
Q4 2018	2,266	$462	$201.98	$171.58 - $217.57
Q3 2018	2,666	$626	$203.13	$185.65 - $221.43
Q2 2018	2,666	$557	$177.76	$162.55 - $191.42
Q1 2018	2,666	$502	$169.26	$157.50 - $179.09
Q4 2017	2,700	$503	$154.45	$137.67 - $175.03
Q3 2017	2,700	$444	$140.12	$133.57 - $147.68
Q2 2017	3,000	$480	$150.98	$139.41 - $162.71
Q1 2017	3,001	$503	$142.87	$134.91 - $152.51
Q4 2016	3,000	$480	$129.79	$120.95 - $140.39
Q3 2016	3,925	$599	$136.95	$124.90 - $143.90
Q2 2016	4,402	$691	$128.04	$117.26 - $134.37
Q1 2016	1,702	$268	$127.74	$119.17 - $135.67
Q4 2015	1,677	$271	$132.84	$119.34 - $142.82
Q3 2015	1,477	$214	$119.60	$98.22 - $123.53
Q2 2015	1,610	$217	$120.23	$112.77 - $127.67
Q1 2015	1,600	$242	$120.91	$111.40 - $128.73
Q4 2014	1,600	$227	$109.42	$98.12 - $118.34
Q3 2014	1,500	$188	$97.13	$92.09 - $102.72
Q2 2014	1,500	$173	$91.81	$88.18 - $95.25
Q1 2014	1,500	$168	$91.29	$87.26 - $95.07