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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
3,942
+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
1,589 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: 3,942 institutions
Q1 2021: 2,359 institutionsQ2 2021: 2,394 institutionsQ3 2021: 2,463 institutionsQ4 2021: 2,823 institutionsQ1 2022: 2,863 institutionsQ2 2022: 2,785 institutionsQ3 2022: 2,826 institutionsQ4 2022: 2,939 institutionsQ1 2023: 2,944 institutionsQ2 2023: 3,042 institutionsQ3 2023: 3,078 institutionsQ4 2023: 3,344 institutionsQ1 2024: 3,420 institutionsQ2 2024: 3,527 institutionsQ3 2024: 3,591 institutionsQ4 2024: 3,942 institutionsQ1 2025: 3,953 institutionsQ2 2025: 4,012 institutionsQ3 2025: 3,942 institutionsQ4 2025: 4,139 institutionsQ1 2026: 4,275 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 20264,275$311.5B
Q4 20254,139$272.0B
Q3 20253,942$274.4B
Q2 20254,012$302.3B
Q1 20253,953$287.8B
Q4 20243,942$279.6B
Q3 20243,591$266.7B
Q2 20243,527$258.3B
Q1 20243,420$222.0B
Q4 20233,344$201.0B
Q3 20233,078$169.9B
Q2 20233,042$162.0B
Q1 20232,944$149.2B
Q4 20222,939$137.2B
Q3 20222,826$141.6B
Q2 20222,785$143.4B
Q1 20222,863$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
EnRich Financial Partners LLC258$238.8K0.07%00.0%Unchanged
Tucker Asset Management LLC258$238.8K0.07%+16+6.6%Added
Kelly Financial Services LLC259$239.7K0.06%+10+4.0%Added
Cannon Financial Strategists, Inc.259$239.7K0.03%00.0%Unchanged
Wheelhouse Advisory Group LLC259$239.9K0.10%+259New
Foronjy Financial LLC260$240.4K0.11%+7+2.8%Added
University of Texas/Texas Am Investment Managment Co260$240.7K0.03%−77−22.8%Reduced
Madrid Financial Services260$240.7K0.15%+30+13.0%Added
Vectors Research Management, LLC260$240.7K0.08%+260New
Fullcircle Wealth LLC256$240.8K0.08%+256New
Cullen Investment Group, Ltd.263$240.9K0.03%00.0%Unchanged
Wharton Business Group, LLC261$241.9K0.01%00.0%Unchanged
Buck Wealth Strategies, LLC261$241.9K0.03%00.0%Unchanged
Awm Capital, LLC261$241.9K0.02%00.0%Unchanged
IMA Wealth, Inc.262$242.5K0.02%00.0%Unchanged
Lincoln Capital Corp263$243.4K0.09%−103−28.1%Reduced
Pflug Koory, LLC263$243.4K0.12%−35−11.7%Reduced
Farmers Trust Co263$243.4K0.04%+12+4.8%Added
Founders Grove Wealth Partners, LLC263$243.4K0.06%+31+13.4%Added
Charter Oak Capital Management, LLC263$243.5K0.02%+7+2.7%Added
Measured Risk Portfolios, Inc.263$243.6K0.26%+263New
BridgePort Financial Solutions, LLC264$244.4K0.07%+4+1.5%Added
McCarthy & Cox265$245.2K0.06%00.0%Unchanged
Arvest Investments, Inc.265$245.3K0.04%00.0%Unchanged
New England Research & Management, Inc.265$245.3K0.11%+265New
Hughes Financial Services, LLC268$245.5K0.04%+11+4.3%Added
Blackston Financial Advisory Group, LLC266$246.2K0.15%−13−4.7%Reduced
Ogorek Anthony Joseph267$247.0K0.07%−4−1.5%Reduced
D L Carlson Investment Group Inc267$247.1K0.04%−8−2.9%Reduced
Provenance Wealth Advisors, LLC267$247.1K0.03%00.0%Unchanged
Horizon Wealth Management, LLC268$248.3K0.04%00.0%Unchanged
William Mack & Associates, Inc.268$248.5K0.13%−8−2.9%Reduced
Insight Wealth Partners, LLC269$249.0K0.11%−13−4.6%Reduced
Alexander Labrunerie & Co., Inc.269$249.0K0.09%−13−4.6%Reduced
Center for Financial Planning, Inc.269$249.0K0.03%−35−11.5%Reduced
Cottonwood Capital Advisors, LLC270$249.9K0.18%−175−39.3%Reduced
Advocate Group LLC270$249.9K0.04%−8−2.9%Reduced
STAR Financial Bank271$250.8K0.15%+271New
Treasure Coast Financial Planning272$251.8K0.14%00.0%Unchanged
Patton Fund Management, Inc.273$252.7K0.05%−2,508−90.2%Reduced
Bridgefront Capital, LLC274$253.6K0.07%+274New
Fortitude Financial, LLC274$253.6K0.28%+274New
Vienna Asset Management LLC274$253.7K0.15%+274New
Wealthedge Investment Advisors, LLC274$253.8K0.10%00.0%Unchanged
Merkkuri Wealth Advisors LLC276$255.3K0.19%+10+3.8%Added
Beacon Financial Strategies CORP276$255.5K0.15%−12−4.2%Reduced
Carmel Capital Partners, LLC276$255.6K0.11%−243−46.8%Reduced
Cornerstone Wealth Advisors, Inc.276$255.6K0.06%−66−19.3%Reduced
OLIO Financial Planning277$256.0K0.08%−29−9.5%Reduced
Paladin Advisory Group, LLC277$256.4K0.20%−165−37.3%Reduced
IMG Wealth Management, Inc.277$256.4K0.17%00.0%Unchanged
Gibbs Wealth Management279$258.4K0.06%−3,144−91.8%Reduced
BlueStem Wealth Partners, LLC279$258.5K0.03%+44+18.7%Added
Dupree Financial Group, LLC280$259.1K0.10%+73+35.3%Added
Pinnacle Wealth Management Group, Inc.280$259.2K0.13%00.0%Unchanged
Verus Wealth Management, LLC280$259.2K0.24%00.0%Unchanged
Nixon Capital, LLC280$259.2K0.08%00.0%Unchanged
Custos Family Office, LLC280$259.6K0.15%+48+20.7%Added
Johnson Financial Group, LLC281$260.1K0.02%+281New
Advance Capital Management, Inc.283$261.7K0.01%−138−32.8%Reduced
SwitchPoint Financial Planning, LLC283$262.3K0.19%−2−0.7%Reduced
Rockbridge Investment Management, LCC283$262.3K0.03%00.0%Unchanged
Intrepid Capital Management Inc284$262.7K0.10%00.0%Unchanged
BetterWealth, LLC284$262.9K0.06%+7+2.5%Added
Silver Coast Investments LLC284$262.9K0.09%00.0%Unchanged
Hall Laurie J Trustee285$263.8K0.09%00.0%Unchanged
Glass Jacobson Investment Advisors llc286$264.9K0.10%−189−39.8%Reduced
SWP Financial LLC286$265.0K0.13%−23−7.4%Reduced
Avid Wealth Partners LLC287$265.7K0.13%−38−11.7%Reduced
Evolution Wealth Advisors, LLC287$265.7K0.04%−27−8.6%Reduced
Holistic Financial Partners288$266.1K0.11%+9+3.2%Added
NewSquare Capital LLC288$266.6K0.02%+28+10.8%Added
Acorn Financial Advisory Services Inc288$266.6K0.04%+8+2.9%Added
Charles Schwab Trust Co289$267.5K0.02%−300−50.9%Reduced
Royal Fund Management, LLC289$267.5K0.03%−35−10.8%Reduced
Pacific Wealth Strategies Group, Inc.289$267.5K0.16%00.0%Unchanged
Summit Wealth Partners, LLC289$267.6K0.05%00.0%Unchanged
PFS Partners, LLC289$267.9K0.13%+21+7.8%Added
B&D White Capital Company, LLC290$268.4K0.03%00.0%Unchanged
Atlas Wealth Partners, LLC290$268.4K0.27%00.0%Unchanged
Capital City Trust Co291$269.4K0.07%−50−14.7%Reduced
Grant Street Asset Management, Inc.292$270.3K0.06%00.0%Unchanged
Sterling Financial Group, Inc.292$270.3K0.09%00.0%Unchanged
Presper Financial Architects, LLC292$270.3K0.16%+27+10.2%Added
St. Louis Trust Co293$271.2K0.03%00.0%Unchanged
Kerntke Otto McGlone Wealth Management Group293$271.4K0.21%+3+1.0%Added
Financial Enhancement Group LLC297$271.9K0.04%+39+15.1%Added
Quilter Plc294$272.1K0.00%−11−3.6%Reduced
Regimen Wealth, LLC295$272.9K0.08%+1+0.3%Added
Farnam Financial LLC295$273.1K0.21%00.0%Unchanged
Trust Co296$274.0K0.03%+6+2.1%Added
Mullooly Asset Management, Inc.296$274.0K0.11%00.0%Unchanged
Daner Wealth Management, LLC293$274.0K0.18%+293New
Stephens Consulting, LLC296$274.3K0.09%−6−2.0%Reduced
Rodgers Brothers Inc.297$274.9K0.03%00.0%Unchanged
Blue Square Asset Management, LLC297$274.9K0.12%00.0%Unchanged
Seros Financial, LLC297$275.0K0.17%−3−1.0%Reduced
White Lighthouse Investment Management Inc.297$275.1K0.04%+2+0.7%Added
REDW Wealth LLC297$275.1K0.10%00.0%Unchanged
Riverbend Wealth Management, LLC298$275.8K0.19%00.0%Unchanged