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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: 2,862 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 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 20264,274$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 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
Ashfield Capital Partners, LLC49,568$22.3M1.59%+470+1.0%Added
B. Metzler seel. Sohn & Co. Holding AG50,138$22.5M0.33%−303−0.6%Reduced
Bridgeway Capital Management, LLC50,390$22.6M0.43%−6,700−11.7%Reduced
Louisiana State Employees Retirement System50,400$22.6M0.55%−100−0.2%Reduced
Cerity Partners LLC50,619$22.7M0.50%−390−0.8%Reduced
WS Management LLLP50,746$22.8M2.87%00.0%Unchanged
Skandinaviska Enskilda Banken AB (publ)50,821$22.8M0.13%+36,118+245.7%Added
YHB Investment Advisors, Inc.50,888$22.9M1.97%−188−0.4%Reduced
Payden & Rygel51,020$22.9M1.19%−17,600−25.6%Reduced
MML Investors Services, LLC51,072$22.9M0.18%+577+1.1%Added
Chilton Capital Management LLC51,202$23.0M1.31%−239−0.5%Reduced
Fiera Capital Corp51,686$23.2M0.06%−1,341−2.5%Reduced
Estabrook Capital Management51,785$23.3M3.66%−2,014−3.7%Reduced
Whittier Trust Co52,081$23.4M0.43%−272−0.5%Reduced
MAI Capital Management52,171$23.4M0.46%+4,898+10.4%Added
Private Asset Management Inc52,502$23.6M3.22%−548−1.0%Reduced
Pacific Heights Asset Management LLC53,000$23.8M2.26%00.0%Unchanged
Pacer Advisors, Inc.53,042$23.8M0.30%+1,617+3.1%Added
Itau Unibanco Holding S.A.53,459$24.0M1.29%+53,346+47,208.8%Added
Tredje AP-fonden53,900$24.2M0.51%+42,000+352.9%Added
Tiaa, FSB54,267$24.4M0.08%−11,476−17.5%Reduced
Norris Perne & French LLP54,569$24.5M2.11%−1,659−3.0%Reduced
Adams Diversified Equity Fund, Inc.54,600$24.5M0.97%−9,200−14.4%Reduced
Dundas Partners LLP54,859$24.7M3.48%00.0%Unchanged
Achmea Investment Management B.V.55,041$24.7M0.75%+7,112+14.8%Added
Randolph Co Inc55,374$24.9M3.20%+90.0%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys55,399$24.9M0.29%+130.0%Added
Citadel Advisors LLC55,979$25.2M0.03%−20,571−26.9%Reduced
Pittenger & Anderson Inc56,109$25.2M1.26%+1,089+2.0%Added
Kestra Advisory Services, LLC56,250$25.3M0.25%+2,577+4.8%Added
First Foundation Advisors56,423$25.4M0.95%+3,029+5.7%Added
Guardian Capital LP56,631$25.4M0.53%−2,427−4.1%Reduced
Highland Capital Management, LLC56,989$25.6M1.55%−95−0.2%Reduced
Flputnam Investment Management Co56,996$25.6M0.87%+1,008+1.8%Added
Baldwin Brothers Inc57,381$25.8M2.86%−566−1.0%Reduced
Mutual of America Capital Management LLC57,980$26.1M0.26%+244+0.4%Added
IFM Investors Pty Ltd58,117$26.1M0.54%+190.0%Added
Rempart Asset Management Inc.58,203$26.2M5.51%−2,735−4.5%Reduced
Sawgrass Asset Management LLC58,206$26.2M2.65%−28,293−32.7%Reduced
Front Street Capital Management, Inc.58,354$26.2M5.04%−825−1.4%Reduced
Liontrust Investment Partners LLP59,000$26.5M0.37%+59,000New
Ensemble Capital Management, LLC59,434$26.7M2.17%+235+0.4%Added
RWC Asset Management LLP59,639$26.8M0.82%00.0%Unchanged
Aristotle Atlantic Partners, LLC59,987$27.0M1.78%−14,916−19.9%Reduced
General American Investors Co Inc60,000$27.0M2.29%−5,000−7.7%Reduced
Kiwi Wealth Investments Limited Partnership60,958$27.4M1.40%−5,999−9.0%Reduced
North Point Portfolio Managers Corp61,895$27.8M3.90%−1,156−1.8%Reduced
Ziegler Capital Management, LLC61,952$27.8M1.01%+6,759+12.2%Added
Private Advisor Group, LLC62,087$27.9M0.18%+19,236+44.9%Added
Cannell Peter B & Co Inc62,551$28.1M0.86%−2,713−4.2%Reduced
Norman Fields, Gottscho Capital Management, LLC62,907$28.3M11.16%+487+0.8%Added
Boston Private Wealth LLC63,815$28.7M0.37%+956+1.5%Added
Tandem Investment Advisors, Inc.64,756$29.1M2.38%+1,538+2.4%Added
Cadinha & Co LLC65,424$29.4M4.20%+267+0.4%Added
Howard Capital Management Group, LLC65,847$29.6M2.74%+30.0%Added
Capital International Inc66,447$29.9M0.29%−2,854−4.1%Reduced
Klingenstein Fields & Co LP67,001$30.1M1.28%−283−0.4%Reduced
Spire Wealth Management66,762$30.1M0.80%+744+1.1%Added
Main Street Research LLC67,523$30.3M2.66%+1,550+2.3%Added
Mackay Shields LLC67,545$30.4M0.29%−1,881−2.7%Reduced
Barrett Asset Management, LLC68,236$30.7M1.41%−1,202−1.7%Reduced
Texas Permanent School Fund68,293$30.7M0.38%−5,147−7.0%Reduced
Violich Capital Management, Inc.68,730$30.9M4.97%+990+1.5%Added
Asset Advisors Investment Management, LLC68,790$30.9M3.45%−111−0.2%Reduced
Stock Yards Bank & Trust Co69,524$31.2M1.97%−414−0.6%Reduced
Birch Hill Investment Advisors LLC70,248$31.6M1.70%−1,237−1.7%Reduced
Metropolitan Life Insurance Co71,014$31.9M0.46%−2,347−3.2%Reduced
Investment House LLC71,462$32.1M2.34%−210−0.3%Reduced
Cumberland Partners Ltd71,557$32.2M2.63%−3,853−5.1%Reduced
Gulf International Bank (UK) Ltd72,273$32.5M0.42%−158−0.2%Reduced
Captrust Financial Advisors73,591$33.1M0.27%+4,548+6.6%Added
Westpac Banking Corp73,727$33.1M0.36%+16,559+29.0%Added
Hyman Charles D74,156$33.3M2.33%+2,325+3.2%Added
Gofen & Glossberg LLC74,408$33.4M0.78%−1,334−1.8%Reduced
Teachers Retirement System of the State of Kentucky74,637$33.5M0.31%00.0%Unchanged
Capital Investment Counsel, Inc74,660$33.5M7.37%−345−0.5%Reduced
People's United Financial, Inc.74,768$33.6M0.75%−1,247−1.6%Reduced
Windward Capital Management Co75,189$33.8M3.13%−621−0.8%Reduced
KBC Group NV75,451$33.9M0.12%−9,169−10.8%Reduced
BNP Paribas Arbitrage, SA75,604$34.0M0.08%−143,446−65.5%Reduced
Natixis76,095$34.1M0.12%+40,134+111.6%Added
Shell Asset Management Co76,554$34.4M0.77%−8,618−10.1%Reduced
Border to Coast Pensions Partnership Ltd60,950$34.4M1.17%00.0%Unchanged
Badgley Phelps Wealth Managers, LLC77,069$34.6M1.26%+77,069New
EULAV Asset Management78,409$35.2M0.93%−30.0%Reduced
Gabelli Funds LLC78,700$35.4M0.23%−1,575−2.0%Reduced
Trillium Asset Management, LLC78,736$35.4M0.93%+1,589+2.1%Added
Utah Retirement Systems80,056$36.0M0.49%−4,200−5.0%Reduced
Van Eck Associates Corp80,427$36.1M0.09%−1,802−2.2%Reduced
Baskin Financial Services Inc.80,623$36.2M3.22%+40.0%Added
Employees Retirement System of Texas80,700$36.3M0.42%00.0%Unchanged
Ami Asset Management Corp81,401$36.6M1.83%−3,039−3.6%Reduced
Crestwood Advisors Group LLC81,619$36.7M1.04%−111−0.1%Reduced
DnB Asset Management AS81,632$36.7M0.24%+16,268+24.9%Added
British Columbia Investment Management Corp81,835$36.8M0.22%−102−0.1%Reduced
Xponance, Inc.82,845$37.2M0.71%−2,202−2.6%Reduced
Comerica Bank78,650$37.9M0.23%−19,367−19.8%Reduced
Erste Asset Management GmbH86,064$38.8M0.77%+36,941+75.2%Added
Swiss Life Asset Management Ltd87,135$39.1M0.54%+10,893+14.3%Added
Montrusco Bolton Investments Inc.87,478$39.3M1.07%−3,852−4.2%Reduced