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Costco Wholesale Corp

COST
Exchange
Nasdaq
Industry
Retail-Variety Stores
SEC CIK
0000909832

In the last 90 days, Costco Wholesale Corp insiders filed 0 open-market purchases and 2 sales; 4,261 institutions reported holding it in 13F filings for Q2 2026, worth $301.8B in total; 4 superinvestors hold it, including Markel Group and Gardner Russo & Quinn.

13F holders, Q3 2025

Institutional positions in Costco Wholesale Corp as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
3,941
+1 vs. Q2 2025
Shares held
296.9M
−2.55M (−0.9%) vs. Q2 2025
Total value
$274.4B
−$21.6B (−7.3%) vs. Q2 2025
New holders
170
1,660 more added
Sold out
169
1,588 more reduced

71 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting COST on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 3,941 institutions
Q1 2021: 2,359 institutionsQ2 2021: 2,394 institutionsQ3 2021: 2,463 institutionsQ4 2021: 2,823 institutionsQ1 2022: 2,862 institutionsQ2 2022: 2,784 institutionsQ3 2022: 2,825 institutionsQ4 2022: 2,938 institutionsQ1 2023: 2,943 institutionsQ2 2023: 3,041 institutionsQ3 2023: 3,077 institutionsQ4 2023: 3,343 institutionsQ1 2024: 3,419 institutionsQ2 2024: 3,526 institutionsQ3 2024: 3,590 institutionsQ4 2024: 3,941 institutionsQ1 2025: 3,952 institutionsQ2 2025: 4,011 institutionsQ3 2025: 3,941 institutionsQ4 2025: 4,138 institutionsQ1 2026: 4,274 institutionsQ2 2026: 4,261 institutions
Value heldQ3 2025: $274.4B
Q1 2021: $104.1BQ2 2021: $119.0BQ3 2021: $134.3BQ4 2021: $170.2BQ1 2022: $172.4BQ2 2022: $143.4BQ3 2022: $141.6BQ4 2022: $137.2BQ1 2023: $149.2BQ2 2023: $162.0BQ3 2023: $169.9BQ4 2023: $201.0BQ1 2024: $222.0BQ2 2024: $258.3BQ3 2024: $266.7BQ4 2024: $279.6BQ1 2025: $287.8BQ2 2025: $302.3BQ3 2025: $274.4BQ4 2025: $272.0BQ1 2026: $311.5BQ2 2026: $301.8B
Institutions holding COST and their total value by quarter
QuarterHoldersValue
Q2 20264,261$301.8B
Q1 20264,274$311.5B
Q4 20254,138$272.0B
Q3 20253,941$274.4B
Q2 20254,011$302.3B
Q1 20253,952$287.8B
Q4 20243,941$279.6B
Q3 20243,590$266.7B
Q2 20243,526$258.3B
Q1 20243,419$222.0B
Q4 20233,343$201.0B
Q3 20233,077$169.9B
Q2 20233,041$162.0B
Q1 20232,943$149.2B
Q4 20222,938$137.2B
Q3 20222,825$141.6B
Q2 20222,784$143.4B
Q1 20222,862$172.4B
Q4 20212,823$170.2B
Q3 20212,463$134.3B
Q2 20212,394$119.0B
Q1 20212,359$104.1B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Costco Wholesale Corp; share changes are against Q2 2025.

Institutions holding COST in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Princeton Global Asset Management LLC900$833.2K0.14%−128−12.5%Reduced
Darden Wealth Group Inc906$838.8K0.44%+138+18.0%Added
Courage Miller Partners, LLC907$839.5K0.25%−3−0.3%Reduced
Beverly Hills Private Wealth, LLC907$839.9K0.15%−200−18.1%Reduced
Enterprise Financial Services Corp909$841.4K0.43%−52−5.4%Reduced
Eclectic Associates Inc910$842.1K0.15%−115−11.2%Reduced
Roberts Capital Advisors, LLC910$842.3K0.94%−911−50.0%Reduced
Fiducient Advisors LLC914$846.0K0.10%+914New
TFC Financial Management914$846.1K0.11%+66+7.8%Added
Argyle Capital Partners, LLC915$846.9K0.61%+78+9.3%Added
Beacon Financial Advisory LLC916$847.7K0.20%−59−6.1%Reduced
Cadent Capital Advisors, LLC916$847.9K0.22%+121+15.2%Added
Solidarilty Wealth, LLC917$848.8K0.18%+25+2.8%Added
Sherman Asset Management, Inc.917$849.5K0.73%00.0%Unchanged
Vista Investment Partners LLC918$849.7K0.24%−1−0.1%Reduced
Provident Investment Management, Inc.920$851.6K0.08%00.0%Unchanged
Tanager Wealth Management LLP924$855.3K0.09%+15+1.7%Added
Pacific Sun Financial Corp925$856.3K0.41%+338+57.6%Added
Ibex Wealth Advisors925$856.5K0.08%−4,789−83.8%Reduced
GWN Securities Inc.921$856.5K0.20%+20+2.2%Added
Live Oak Private Wealth LLC926$857.1K0.12%−1−0.1%Reduced
Tactive Advisors, LLC928$858.7K0.24%−23−2.4%Reduced
McRae Capital Management Inc928$859.0K0.17%00.0%Unchanged
Millstone Evans Group, LLC928$859.0K0.55%+26+2.9%Added
Benchmark Financial Wealth Advisors, LLC928$859.2K0.26%−11−1.2%Reduced
Peoples Bank931$861.8K0.53%+5+0.5%Added
Old Mission Investment Co LLC932$862.8K0.21%−136−12.7%Reduced
First Financial Corp934$864.5K0.34%00.0%Unchanged
Gradient Capital Advisors, LLC934$864.6K0.23%+306+48.7%Added
Souders Financial Advisors937$867.7K0.10%+9+1.0%Added
McLean Asset Management Corp953$868.2K0.18%−18−1.9%Reduced
Plan A Wealth LLC940$870.1K0.44%+55+6.2%Added
Blalock Williams, LLC942$871.9K0.76%−35−3.6%Reduced
Mascoma Wealth Management LLC942$871.9K0.19%+2+0.2%Added
Eagle Harbor Asset Management Inc944$873.8K0.76%+50+5.6%Added
Permanent Capital Management, LP944$873.8K0.16%+944New
MFA Wealth Services945$874.6K0.60%+14+1.5%Added
Liberty Wealth Management LLC946$875.5K0.12%+43+4.8%Added
Clare Market Investments LLC946$875.5K0.18%−3,541−78.9%Reduced
Howard Financial Services, Ltd.946$875.6K0.11%+3+0.3%Added
Affinity Wealth Management LLC947$876.4K0.13%+5+0.5%Added
GFS Advisors, LLC948$877.4K0.11%+102+12.1%Added
Pacific Center for Financial Services949$878.7K0.22%00.0%Unchanged
Altus Wealth Group LLC953$882.1K0.36%+1+0.1%Added
Gemmer Asset Management LLC953$882.2K0.07%+39+4.3%Added
EdgeRock Capital LLC955$883.6K0.25%−32−3.2%Reduced
Cardinal Strategic Wealth Guidance955$884.0K0.24%−150−13.6%Reduced
Avenue 1 Advisors, LLC956$884.9K0.28%−2−0.2%Reduced
One Charles Private Wealth Services, LLC957$885.6K0.23%−11−1.1%Reduced
Sound Income Strategies, LLC941$886.9K0.05%−51−5.1%Reduced
Shared Vision Wealth Group LLC939$887.0K0.38%+3+0.3%Added
Hansen & Associates Financial Group, Inc.971$887.4K0.49%−2,010−67.4%Reduced
Woodley Farra Manion Portfolio Management Inc959$887.8K0.04%00.0%Unchanged
Bridgewealth Advisory Group, LLC959$887.9K0.21%+5+0.5%Added
LJI Wealth Management, LLC961$889.5K0.16%00.0%Unchanged
MGB Wealth Management, LLC963$891.1K0.25%−100−9.4%Reduced
Kensington Investment Counsel, LLC963$891.4K0.36%+78+8.8%Added
Astoria Portfolio Advisors LLC.976$892.7K0.23%−208−17.6%Reduced
Waycross Investment Management Co965$893.4K0.91%−10−1.0%Reduced
Red Lighthouse Investment Management, LLC967$895.1K0.31%−4−0.4%Reduced
Integrity Financial Corp968$896.0K0.43%+14+1.5%Added
Intrua Financial, LLC968$896.0K0.10%+26+2.8%Added
Nestegg Advisors, Inc.970$897.9K0.80%00.0%Unchanged
Brown Miller Wealth Management, LLC971$898.5K0.25%−275−22.1%Reduced
Oak Hill Wealth Advisors, LLC972$899.7K0.17%+2+0.2%Added
Tradewinds, LLC.974$901.6K0.22%+708+266.2%Added
Gibson Capital, LLC975$902.6K0.17%+328+50.7%Added
Limestone Investment Advisors LP977$904.3K0.41%+977New
Breakwater Capital Group978$905.3K0.13%−150−13.3%Reduced
Pettinga Financial Advisors, LLC981$908.1K0.18%+1+0.1%Added
Boothbay Fund Management, LLC986$912.7K0.02%−22,765−95.8%Reduced
Verity & Verity, LLC986$912.7K0.07%00.0%Unchanged
Vance Wealth, Inc.988$914.2K0.28%−98−9.0%Reduced
One River Asset Management, LLC988$914.5K2.92%+988New
Tandem Investment Partners LLC990$916.4K0.75%+11+1.1%Added
Wall Street Financial Group, Inc.992$918.2K0.67%+174+21.3%Added
Weinberger Asset Management, Inc992$918.6K0.33%+10+1.0%Added
Catalyst Private Wealth, LLC993$919.2K0.40%−25−2.5%Reduced
Greenwich Wealth Management LLC996$922.0K0.05%00.0%Unchanged
Almanack Investment Partners, LLC.999$924.7K0.14%+999New
Parvin Asset Management, LLC1,000$925.6K0.82%00.0%Unchanged
Blue Zone Wealth Advisors, LLC1,003$928.4K0.19%+128+14.6%Added
Trinity Financial Advisors LLC1,003$928.5K0.27%00.0%Unchanged
Mraz, Amerine & Associates, Inc.1,004$929.3K0.14%−14−1.4%Reduced
Hunter Associates Investment Management LLC1,007$930.0K0.13%+1+0.1%Added
One Day In July LLC1,008$932.9K0.08%−38−3.6%Reduced
Magnolia Capital Management Ltd1,008$933.0K0.72%00.0%Unchanged
Alpine Bank Wealth Management1,008$933.0K0.13%+56+5.9%Added
Cetera Trust Company, N.A1,009$934.0K0.52%00.0%Unchanged
Bear Mountain Capital, Inc.1,000$937.5K0.31%+1+0.1%Added
CKW Financial Group1,022$938.0K0.10%00.0%Unchanged
LongView Wealth Management1,014$938.3K0.25%+1+0.1%Added
Providence Wealth Advisors, LLC1,016$938.9K0.59%−280−21.6%Reduced
SJS Investment Consulting Inc.1,015$939.7K0.13%+148+17.1%Added
OV Management LLC1,016$940.4K0.80%+6+0.6%Added
Boomfish Wealth Group, LLC1,019$942.9K0.51%−90−8.1%Reduced
Ascent Capital Management, LLC1,019$943.0K0.75%00.0%Unchanged
Investmark Advisory Group LLC1,020$944.5K0.41%+53+5.5%Added
Kaizen Financial Strategies1,024$946.0K0.43%−131−11.3%Reduced
DGS Capital Management, LLC1,023$947.3K0.17%+209+25.7%Added