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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
Parkside Investments, LLC2,484$2.30M0.29%+55+2.3%Added
Rinkey Investments2,486$2.30M0.61%+293+13.4%Added
Edmond de Rothschild Holding S.A.2,486$2.30M0.04%−109−4.2%Reduced
Financial Insights, Inc.2,489$2.30M0.76%+44+1.8%Added
Vigilare Wealth Management2,490$2.30M0.80%−79−3.1%Reduced
Accredited Investors Inc.2,490$2.31M0.13%+67+2.8%Added
Ally Financial Inc.2,500$2.31M0.29%+2,500New
Woodard & Co Asset Management Group Inc2,504$2.32M0.38%+219+9.6%Added
Fullerton Fund Management Co Ltd.2,507$2.32M0.09%+700+38.7%Added
Compass Wealth Management LLC2,508$2.32M0.52%00.0%Unchanged
Wellspring Financial Advisors, LLC2,514$2.33M0.21%−800−24.1%Reduced
Yukon Wealth Management, Inc.2,516$2.33M0.76%+16+0.6%Added
Valmark Advisers, Inc.2,518$2.33M0.03%−100−3.8%Reduced
First United Bank Trust2,525$2.34M0.76%+8+0.3%Added
Silverlake Wealth Management LLC2,526$2.34M0.57%−15−0.6%Reduced
BCJ Capital Management, LLC2,526$2.34M0.14%−93−3.6%Reduced
Anb Bank2,528$2.34M0.95%−58−2.2%Reduced
Fjell Capital, LLC2,528$2.34M2.06%+18+0.7%Added
360 Financial, Inc.2,531$2.34M0.75%−11−0.4%Reduced
VeraBank, N.A.2,534$2.35M0.44%+91+3.7%Added
Gsa Capital Partners LLP2,538$2.35M0.20%−960−27.4%Reduced
Wright Investors Service Inc2,546$2.36M0.68%−613−19.4%Reduced
Ethos Financial Group, LLC2,546$2.36M0.18%−312−10.9%Reduced
Optas, LLC2,549$2.36M0.40%+72+2.9%Added
BKM Wealth Management, LLC2,549$2.36M0.87%−37−1.4%Reduced
FSM Wealth Advisors, LLC2,549$2.36M0.33%+149+6.2%Added
X-Square Capital, LLC2,566$2.38M0.74%+24+0.9%Added
Guidance Capital, Inc2,553$2.38M0.62%+133+5.5%Added
MONECO Advisors, LLC2,574$2.38M0.20%+41+1.6%Added
Catalyst Financial Partners LLC2,576$2.38M0.29%+75+3.0%Added
S&CO Inc2,588$2.40M0.15%−6−0.2%Reduced
Marex Group plc2,588$2.40M0.03%−47,708−94.9%Reduced
Emprise Bank2,591$2.40M1.04%+14+0.5%Added
Patrick M Sweeney & Associates, Inc2,591$2.40M1.55%−2−0.1%Reduced
Walter & Keenan Financial Consulting Co2,595$2.40M0.67%−15−0.6%Reduced
Tiemann Investment Advisors, LLC2,595$2.40M0.92%−15−0.6%Reduced
Invst, LLC2,598$2.40M0.27%−311−10.7%Reduced
Vivid Wealth Management, LLC2,601$2.41M0.96%+174+7.2%Added
Summit Place Financial Advisors, LLC2,610$2.42M1.14%+35+1.4%Added
Cladis Investment Advisory, LLC2,613$2.42M1.38%+249+10.5%Added
Massachusetts Wealth Management2,617$2.42M1.20%−5−0.2%Reduced
Ingalls & Snyder LLC2,627$2.43M0.08%−2−0.1%Reduced
Xcel Wealth Management, LLC2,628$2.43M0.63%+128+5.1%Added
Forza Wealth Management, LLC2,629$2.43M0.93%−240−8.4%Reduced
Investment Advisory Services Inc2,631$2.44M0.77%−100−3.7%Reduced
Connective Capital Management, LLC2,633$2.44M2.24%00.0%Unchanged
Old Second National Bank of Aurora2,634$2.44M0.50%−32−1.2%Reduced
U S Wealth Group, LLC.2,635$2.44M1.59%+49+1.9%Added
Brookwood Investment Group LLC2,635$2.44M0.31%−1,045−28.4%Reduced
Redhawk Wealth Advisors, Inc.2,636$2.44M0.28%−19−0.7%Reduced
C2P Capital Advisory Group, LLC d.b.a. Prosperity Capital Advisors2,637$2.44M0.14%−222−7.8%Reduced
Cim Investment Mangement Inc2,647$2.45M0.66%−2,712−50.6%Reduced
JFS Wealth Advisors, LLC2,648$2.45M0.14%+35+1.3%Added
Waterloo Capital, L.P.2,649$2.45M0.18%−436−14.1%Reduced
Naples Global Advisors, LLC2,651$2.45M0.19%+85+3.3%Added
Busey Wealth Management2,651$2.45M0.07%+11+0.4%Added
NovaPoint Capital, LLC2,654$2.46M0.60%+18+0.7%Added
First Dallas Securities Inc.2,655$2.46M0.92%−48−1.8%Reduced
SC&H Financial Advisors, Inc.2,656$2.46M0.40%−33−1.2%Reduced
Curran Financial Partners, LLC2,662$2.46M0.49%+35+1.3%Added
Fort Sheridan Advisors LLC2,663$2.46M0.32%+26+1.0%Added
Legacy Bridge, LLC2,663$2.46M1.03%+5+0.2%Added
Tufton Capital Management2,667$2.47M0.44%+9+0.3%Added
Sageworth Trust Co2,667$2.47M0.12%+2,667New
Draper Asset Management, LLC2,669$2.47M1.49%+193+7.8%Added
Avalon Trust Co2,673$2.47M0.16%+577+27.5%Added
Tower Trust & Investment Co2,684$2.48M1.67%−45−1.6%Reduced
Valley Brook Capital Group2,685$2.49M1.67%+215+8.7%Added
Paragon Financial Partners, Inc.2,687$2.49M1.57%−9−0.3%Reduced
Verde Capital Management2,703$2.50M0.55%+2,398+786.2%Added
Moseley Investment Management Inc2,703$2.50M0.76%+94+3.6%Added
WT Wealth Management2,704$2.50M0.72%−16−0.6%Reduced
Strategies Wealth Advisors, LLC2,705$2.50M0.26%+181+7.2%Added
Argent Capital Management LLC2,705$2.50M0.07%00.0%Unchanged
Viewpoint Capital Management LLC2,705$2.50M1.10%+10+0.4%Added
Lee Danner & Bass Inc2,705$2.50M0.18%+321+13.5%Added
Northstar Asset Management LLC2,710$2.51M0.54%−10−0.4%Reduced
Keebeck Wealth Management, LLC2,711$2.51M0.30%+47+1.8%Added
AlphaStar Capital Management, LLC2,714$2.51M0.22%+642+31.0%Added
Northwest Quadrant Wealth Management, LLC2,715$2.51M0.53%+2+0.1%Added
Truvestments Capital LLC2,720$2.52M0.45%−267−8.9%Reduced
United Advisor Group, LLC2,720$2.52M0.34%+581+27.2%Added
Apriem Advisors2,723$2.52M0.24%+54+2.0%Added
Keel Point, LLC2,725$2.52M0.16%−38−1.4%Reduced
Watts Gwilliam & Co., LLC2,728$2.53M0.41%+26+1.0%Added
St. Nicholas Private Asset Management, Inc2,732$2.53M2.19%+24+0.9%Added
Novare Capital Management LLC2,736$2.53M0.19%−50−1.8%Reduced
Ted Buchan & Co2,742$2.54M0.99%−34−1.2%Reduced
Integral Investment Advisors, Inc.2,745$2.54M0.68%+34+1.3%Added
Torrey Growth & Income Advisors2,746$2.54M0.75%+2,746New
Convergence Financial, LLC2,756$2.55M0.38%+25+0.9%Added
Alpha Family Trust2,765$2.56M1.20%−200−6.7%Reduced
First National Corp2,793$2.56M0.49%−851−23.4%Reduced
United Asset Strategies, Inc.2,776$2.57M0.21%+62+2.3%Added
Kovack Advisors, Inc.2,777$2.57M0.24%−136−4.7%Reduced
Trace Wealth Advisors, LLC2,787$2.58M1.93%+43+1.6%Added
Nautilus Advisors LLC2,797$2.59M1.74%+313+12.6%Added
Capital Performance Advisors LLP2,799$2.59M0.43%−407−12.7%Reduced
Castleark Management LLC2,800$2.59M0.07%00.0%Unchanged
Prestige Wealth Management Group LLC2,804$2.60M0.50%+18+0.6%Added