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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
Barrett Asset Management, LLC68,236$30.7M1.41%−1,202−1.7%Reduced
Mackay Shields LLC67,545$30.4M0.29%−1,881−2.7%Reduced
Main Street Research LLC67,523$30.3M2.66%+1,550+2.3%Added
Spire Wealth Management66,762$30.1M0.80%+744+1.1%Added
Klingenstein Fields & Co LP67,001$30.1M1.28%−283−0.4%Reduced
Capital International Inc66,447$29.9M0.29%−2,854−4.1%Reduced
Howard Capital Management Group, LLC65,847$29.6M2.74%+30.0%Added
Cadinha & Co LLC65,424$29.4M4.20%+267+0.4%Added
Tandem Investment Advisors, Inc.64,756$29.1M2.38%+1,538+2.4%Added
Boston Private Wealth LLC63,815$28.7M0.37%+956+1.5%Added
Norman Fields, Gottscho Capital Management, LLC62,907$28.3M11.16%+487+0.8%Added
Cannell Peter B & Co Inc62,551$28.1M0.86%−2,713−4.2%Reduced
Private Advisor Group, LLC62,087$27.9M0.18%+19,236+44.9%Added
Ziegler Capital Management, LLC61,952$27.8M1.01%+6,759+12.2%Added
North Point Portfolio Managers Corp61,895$27.8M3.90%−1,156−1.8%Reduced
Kiwi Wealth Investments Limited Partnership60,958$27.4M1.40%−5,999−9.0%Reduced
General American Investors Co Inc60,000$27.0M2.29%−5,000−7.7%Reduced
Aristotle Atlantic Partners, LLC59,987$27.0M1.78%−14,916−19.9%Reduced
RWC Asset Management LLP59,639$26.8M0.82%00.0%Unchanged
Ensemble Capital Management, LLC59,434$26.7M2.17%+235+0.4%Added
Liontrust Investment Partners LLP59,000$26.5M0.37%+59,000New
Front Street Capital Management, Inc.58,354$26.2M5.04%−825−1.4%Reduced
Sawgrass Asset Management LLC58,206$26.2M2.65%−28,293−32.7%Reduced
Rempart Asset Management Inc.58,203$26.2M5.51%−2,735−4.5%Reduced
IFM Investors Pty Ltd58,117$26.1M0.54%+190.0%Added
Mutual of America Capital Management LLC57,980$26.1M0.26%+244+0.4%Added
Baldwin Brothers Inc57,381$25.8M2.86%−566−1.0%Reduced
Flputnam Investment Management Co56,996$25.6M0.87%+1,008+1.8%Added
Highland Capital Management, LLC56,989$25.6M1.55%−95−0.2%Reduced
Guardian Capital LP56,631$25.4M0.53%−2,427−4.1%Reduced
First Foundation Advisors56,423$25.4M0.95%+3,029+5.7%Added
Kestra Advisory Services, LLC56,250$25.3M0.25%+2,577+4.8%Added
Pittenger & Anderson Inc56,109$25.2M1.26%+1,089+2.0%Added
Citadel Advisors LLC55,979$25.2M0.03%−20,571−26.9%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys55,399$24.9M0.29%+130.0%Added
Randolph Co Inc55,374$24.9M3.20%+90.0%Added
Achmea Investment Management B.V.55,041$24.7M0.75%+7,112+14.8%Added
Dundas Partners LLP54,859$24.7M3.48%00.0%Unchanged
Adams Diversified Equity Fund, Inc.54,600$24.5M0.97%−9,200−14.4%Reduced
Norris Perne & French LLP54,569$24.5M2.11%−1,659−3.0%Reduced
Tiaa, FSB54,267$24.4M0.08%−11,476−17.5%Reduced
Tredje AP-fonden53,900$24.2M0.51%+42,000+352.9%Added
Itau Unibanco Holding S.A.53,459$24.0M1.29%+53,346+47,208.8%Added
Pacer Advisors, Inc.53,042$23.8M0.30%+1,617+3.1%Added
Pacific Heights Asset Management LLC53,000$23.8M2.26%00.0%Unchanged
Private Asset Management Inc52,502$23.6M3.22%−548−1.0%Reduced
MAI Capital Management52,171$23.4M0.46%+4,898+10.4%Added
Whittier Trust Co52,081$23.4M0.43%−272−0.5%Reduced
Estabrook Capital Management51,785$23.3M3.66%−2,014−3.7%Reduced
Fiera Capital Corp51,686$23.2M0.06%−1,341−2.5%Reduced
Chilton Capital Management LLC51,202$23.0M1.31%−239−0.5%Reduced
MML Investors Services, LLC51,072$22.9M0.18%+577+1.1%Added
Payden & Rygel51,020$22.9M1.19%−17,600−25.6%Reduced
YHB Investment Advisors, Inc.50,888$22.9M1.97%−188−0.4%Reduced
Skandinaviska Enskilda Banken AB (publ)50,821$22.8M0.13%+36,118+245.7%Added
WS Management LLLP50,746$22.8M2.87%00.0%Unchanged
Cerity Partners LLC50,619$22.7M0.50%−390−0.8%Reduced
Louisiana State Employees Retirement System50,400$22.6M0.55%−100−0.2%Reduced
Bridgeway Capital Management, LLC50,390$22.6M0.43%−6,700−11.7%Reduced
B. Metzler seel. Sohn & Co. Holding AG50,138$22.5M0.33%−303−0.6%Reduced
Ashfield Capital Partners, LLC49,568$22.3M1.59%+470+1.0%Added
Ocean Capital Management, LLC49,313$22.3M9.72%−7,003−12.4%Reduced
Nissay Asset Management Corp49,084$22.1M0.19%+1,595+3.4%Added
Profund Advisors LLC48,188$21.7M0.73%+1,957+4.2%Added
Illinois Municipal Retirement Fund47,906$21.5M0.79%00.0%Unchanged
Marco Investment Management LLC47,623$21.4M2.36%+110+0.2%Added
Great Lakes Advisors, LLC47,563$21.4M0.33%+29,950+170.0%Added
Foster Dykema Cabot & Co Inc47,315$21.3M2.65%−428−0.9%Reduced
Ironvine Capital Partners, LLC46,931$21.1M2.24%+153+0.3%Added
Trust Co of Vermont46,869$21.1M1.50%−130.0%Reduced
Nomura Holdings Inc46,356$20.8M0.16%+42,362+1,060.6%Added
ClariVest Asset Management LLC45,767$20.6M0.66%00.0%Unchanged
Bokf, NA45,551$20.5M0.35%+45,551New
Braun Stacey Associates Inc45,156$20.3M0.81%−1,653−3.5%Reduced
CPWM, LLC44,983$20.2M1.86%−472,954−91.3%Reduced
ING Groep NV44,894$20.2M0.26%+783+1.8%Added
Capital Fund Management S.A.44,498$20.0M0.53%+30,507+218.0%Added
JTC Employer Solutions Trusteee Ltd44,470$20.0M2.68%+44,000+9,361.7%Added
Maple Capital Management, Inc.43,781$19.7M2.50%−970−2.2%Reduced
Vancity Investment Management Ltd43,383$19.5M2.49%−38−0.1%Reduced
Mercer Global Advisors Inc43,058$19.3M0.14%+1,066+2.5%Added
Azimuth Capital Management LLC42,706$19.2M0.82%+545+1.3%Added
Dowling & Yahnke LLC42,693$19.2M1.06%−1,916−4.3%Reduced
Buffington Mohr McNeal42,655$19.2M3.67%−724−1.7%Reduced
Wealthfront Advisers LLC42,589$19.1M0.09%+3,264+8.3%Added
CIBC World Markets Corp42,347$19.0M0.13%+6,858+19.3%Added
Bailard, Inc.42,301$19.0M0.65%−89−0.2%Reduced
Vestcor Inc42,023$18.9M0.68%−1,528−3.5%Reduced
Zevin Asset Management LLC41,999$18.9M3.60%+305+0.7%Added
Advisors Asset Management, Inc.41,994$18.9M0.29%−2,659−6.0%Reduced
Autus Asset Management, LLC41,843$18.8M2.06%−1,007−2.4%Reduced
Freestone Capital Holdings, LLC41,341$18.6M0.93%−2,224−5.1%Reduced
Hartford Investment Management Co41,324$18.6M0.51%−5,245−11.3%Reduced
Kelly Lawrence W & Associates Inc41,057$18.4M3.90%−157−0.4%Reduced
Oak Grove Capital LLC41,036$18.4M4.12%−400−1.0%Reduced
Jane Street Group, LLC40,957$18.4M0.05%−48,508−54.2%Reduced
Synovus Financial Corp40,627$18.2M0.19%−1,169−2.8%Reduced
Charter Trust Co40,413$18.2M1.70%−246−0.6%Reduced
Ieq Capital, LLC40,152$18.0M0.48%+1,655+4.3%Added
Shelton Capital Management40,125$18.0M0.71%−5,478−12.0%Reduced