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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 2021

Institutional positions in Costco Wholesale Corp as of Sep 30, 2021. 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
2,463
+109 vs. Q2 2021
Shares held
299.1M
−1.21M (−0.4%) vs. Q2 2021
Total value
$134.3B
+$15.6B (+13.2%) vs. Q2 2021
New holders
178
963 more added
Sold out
69
934 more reduced

40 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: 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 2021: 2,463 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 2021: $134.3B
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 2021

Shares, value and share of portfolio for each institution holding Costco Wholesale Corp; share changes are against Q2 2021.

Institutions holding COST in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Chilton Investment Co LLC416,602$187.2M4.62%−5,444−1.3%Reduced
Keybank National Association397,718$178.7M0.78%+310.0%Added
LPL Financial LLC395,669$177.8M0.17%+17,802+4.7%Added
Ensign Peak Advisors, Inc389,660$175.1M0.36%−27,513−6.6%Reduced
Russell Investments Group, Ltd.387,252$174.1M0.29%+35,330+10.0%Added
Mitsubishi UFJ Trust & Banking Corp384,453$172.8M0.38%−13,513−3.4%Reduced
Capital Counsel LLC382,783$172.0M8.46%+478+0.1%Added
Boston Trust Walden Corp374,601$168.3M1.49%−18,875−4.8%Reduced
Jacobs Levy Equity Management, Inc372,190$167.2M1.13%+66,157+21.6%Added
Congress Asset Management Co370,377$166.4M1.30%+29,109+8.5%Added
Aviva PLC364,288$163.7M0.73%−13,973−3.7%Reduced
Waverton Investment Management Ltd358,311$161.0M6.35%+2,903+0.8%Added
Los Angeles Capital Management LLC357,672$160.7M0.73%+6,053+1.7%Added
Ci Investments Inc.357,388$160.6M0.60%−188,520−34.5%Reduced
First Republic Investment Management, Inc.357,130$160.5M0.39%−14,641−3.9%Reduced
Chevy Chase Trust Holdings, Inc.355,142$159.6M0.56%−6,208−1.7%Reduced
State of Wisconsin Investment Board353,802$159.0M0.33%+63,942+22.1%Added
DekaBank Deutsche Girozentrale339,593$154.2M0.43%+3,177+0.9%Added
TCW Group Inc340,887$153.2M1.35%−3,329−1.0%Reduced
HighTower Advisors, LLC337,989$151.7M0.41%−15,100−4.3%Reduced
Mn Services Vermogensbeheer B.V.330,800$148.6M0.95%+5,900+1.8%Added
Raymond James Financial Services Advisors, Inc.329,640$148.1M0.30%+10,256+3.2%Added
Rathbone Brothers plc317,075$142.5M1.53%−2,613−0.8%Reduced
Westfield Capital Management Co LP315,790$141.9M0.86%−4,713−1.5%Reduced
Truist Financial Corp315,156$141.6M0.23%+8,144+2.7%Added
Hosking Partners LLP312,473$140.4M3.48%−34,959−10.1%Reduced
Panagora Asset Management Inc311,476$140.0M0.75%+914+0.3%Added
Two Sigma Investments, LP309,384$139.0M0.37%−272,309−46.8%Reduced
Scotia Capital Inc.308,653$138.7M1.02%−20,379−6.2%Reduced
Public Employees Retirement System of Ohio299,607$134.6M0.48%+2,701+0.9%Added
Railway Pension Investments Ltd299,342$134.5M1.09%+6,400+2.2%Added
Man Group plc298,226$134.0M0.48%−162,908−35.3%Reduced
Commonwealth Equity Services, LLC295,250$132.7M0.33%+11,625+4.1%Added
Pictet Asset Management SA288,510$129.6M0.14%+288,510New
Carmignac Gestion285,529$128.3M1.61%−45,635−13.8%Reduced
Douglass Winthrop Advisors, LLC280,813$126.2M3.09%−514−0.2%Reduced
Parallax Volatility Advisers, L.P.266,179$119.6M1.28%−10,858−3.9%Reduced
State of New Jersey Common Pension Fund D261,904$117.7M0.36%−852−0.3%Reduced
Asset Management One Co.,Ltd.258,757$116.3M0.45%−11,290−4.2%Reduced
Bristol John W & Co Inc258,523$116.2M2.17%−3,710−1.4%Reduced
Haverford Trust Co256,716$115.4M1.38%−1100.0%Reduced
Royal London Asset Management Ltd256,573$115.3M0.47%−6,317−2.4%Reduced
United Capital Financial Advisers, LLC244,289$109.8M0.55%+627+0.3%Added
Advisor Group Holdings, Inc.243,860$109.6M0.23%+12,892+5.6%Added
Greenbrier Partners Capital Management, LLC242,632$109.0M9.98%00.0%Unchanged
Federated Hermes, Inc.239,806$107.8M0.21%+24,384+11.3%Added
Mirae Asset Global Investments Co., Ltd.238,360$107.1M0.27%+35,041+17.2%Added
Personal Capital Advisors Corp226,946$102.0M0.51%+6,744+3.1%Added
Caisse de Depot Et Placement du Quebec224,669$101.0M0.22%+148,440+194.7%Added
Glenmede Trust Co NA220,545$99.1M0.51%−1,579−0.7%Reduced
Loring Wolcott & Coolidge Fiduciary Advisors LLP219,680$98.7M0.98%+11,320+5.4%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.218,696$98.3M0.48%+17,710+8.8%Added
Atalanta Sosnoff Capital, LLC215,358$96.8M2.26%+8,502+4.1%Added
William Blair Investment Management, LLC214,356$96.3M0.27%−4,132−1.9%Reduced
Bluestein R H & Co208,779$93.8M3.72%+1,046+0.5%Added
Natixis Advisors, L.P.208,143$93.5M0.38%+2,875+1.4%Added
Connor, Clark & Lunn Investment Management Ltd.205,464$92.3M0.48%+110,022+115.3%Added
Mariner, LLC204,497$91.9M0.48%+13,769+7.2%Added
CIBC World Markets Inc.200,355$90.0M0.33%−1,889−0.9%Reduced
Dorsal Capital Management, LLC200,000$89.9M4.63%−150,000−42.9%Reduced
Voya Investment Management LLC198,262$89.1M0.18%−6,649−3.2%Reduced
Rockefeller Capital Management L.P.196,345$88.2M0.46%+10,416+5.6%Added
Treasurer of the State of North Carolina193,213$86.8M0.50%+515+0.3%Added
Virginia Retirement Systems Et Al193,000$86.7M0.89%−900−0.5%Reduced
Nomura Asset Management Co Ltd189,291$85.1M0.48%−55,082−22.5%Reduced
M&T Bank Corp188,485$84.7M0.38%−2,766−1.4%Reduced
Martingale Asset Management L P185,901$83.5M1.09%−38,107−17.0%Reduced
Johnson Investment Counsel Inc185,895$83.5M1.12%+17,886+10.6%Added
Huntington National Bank185,658$83.4M0.83%−4,018−2.1%Reduced
D.A. Davidson & Co.173,407$77.9M0.90%+628+0.4%Added
Korea Investment CORP172,583$77.5M0.23%−15,634−8.3%Reduced
Atlanta Capital Management Co L L C172,375$77.5M0.28%−102−0.1%Reduced
Gateway Investment Advisers LLC171,511$77.1M0.80%+600.0%Added
Epoch Investment Partners, Inc.169,940$76.4M0.42%+278+0.2%Added
Bradley Foster & Sargent Inc166,276$74.7M1.76%−2,179−1.3%Reduced
Healthcare of Ontario Pension Plan Trust Fund166,079$74.6M0.19%−9,881−5.6%Reduced
Ardevora Asset Management LLP162,400$73.0M0.93%+162,400New
Clifford Swan Investment Counsel LLC147,838$72.7M2.67%−4,610−3.0%Reduced
STRS Ohio161,714$72.7M0.27%−62,414−27.8%Reduced
Welch & Forbes LLC161,667$72.6M1.21%+502+0.3%Added
Fifth Third Bancorp158,359$71.2M0.31%+3,692+2.4%Added
Nisa Investment Advisors, LLC156,963$70.5M0.43%+13,538+9.4%Added
Norinchukin Bank, The156,867$70.5M0.98%−17,438−10.0%Reduced
American International Group, Inc.156,204$70.2M0.37%−2,065−1.3%Reduced
Bartlett & Co. Wealth Management LLC155,777$70.0M1.33%+696+0.4%Added
Bartlett & Co. LLC155,777$70.0M1.34%+696+0.4%Added
NN Investment Partners Holdings N.V.154,626$69.5M0.38%−37,820−19.7%Reduced
Cooper Investors Pty Ltd153,743$69.1M4.57%−9,385−5.8%Reduced
Clearbridge Investments, LLC152,750$68.6M0.05%+17,587+13.0%Added
Retirement Systems of Alabama151,810$68.2M0.26%−127,300−45.6%Reduced
Teacher Retirement System of Texas150,426$67.6M0.36%−53,921−26.4%Reduced
SEI Investments Co150,387$67.5M0.14%+4,622+3.2%Added
Calamos Advisors LLC145,590$65.4M0.31%+23,031+18.8%Added
Lazard Asset Management LLC143,504$64.5M0.07%−15,823−9.9%Reduced
Guggenheim Capital LLC143,302$64.4M0.39%−3,269−2.2%Reduced
Kornitzer Capital Management Inc143,226$64.4M0.99%+1,707+1.2%Added
Capital Group Private Client Services, Inc.143,174$64.3M0.75%+143,174New
Bowen Hanes & Co Inc141,371$63.5M1.95%+1,158+0.8%Added
State of Tennessee, Treasury Department140,112$63.0M0.25%+26,555+23.4%Added
Squarepoint Ops LLC138,390$62.2M0.43%−29,221−17.4%Reduced