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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, Q2 2021

Institutional positions in Costco Wholesale Corp as of Jun 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
2,394
+67 vs. Q1 2021
Shares held
301.1M
+6.65M (+2.3%) vs. Q1 2021
Total value
$119.0B
+$15.4B (+14.9%) vs. Q1 2021
New holders
158
1,045 more added
Sold out
91
838 more reduced

32 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2021: 2,394 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 heldQ2 2021: $119.0B
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, Q2 2021

Shares, value and share of portfolio for each institution holding Costco Wholesale Corp; share changes are against Q1 2021.

Institutions holding COST in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Barrett Asset Management, LLC69,438$27.5M1.27%+35+0.1%Added
Mackay Shields LLC69,426$27.5M0.26%−35,027−33.5%Reduced
Capital International Inc69,301$27.4M0.24%+227+0.3%Added
Captrust Financial Advisors69,043$27.3M0.25%+2,410+3.6%Added
Asset Advisors Investment Management, LLC68,901$27.3M3.02%−135−0.2%Reduced
Payden & Rygel68,620$27.2M1.29%+18,420+36.7%Added
Marshall Wace North America L.P.68,576$27.1M0.11%−282,720−80.5%Reduced
Violich Capital Management, Inc.67,740$26.8M4.50%−3,095−4.4%Reduced
Klingenstein Fields & Co LP67,284$26.6M1.10%+482+0.7%Added
Kiwi Wealth Investments Limited Partnership66,957$26.5M1.37%+1,528+2.3%Added
Spire Wealth Management66,018$26.3M0.71%−9,636−12.7%Reduced
Main Street Research LLC65,973$26.1M2.10%+4,244+6.9%Added
Ziegler Capital Management, LLC55,193$26.1M0.87%−8,196−12.9%Reduced
Howard Capital Management Group, LLC65,844$26.1M2.45%+1,595+2.5%Added
Tiaa, FSB65,743$26.0M0.09%+78+0.1%Added
DnB Asset Management AS65,364$25.9M0.17%+2,076+3.3%Added
Cannell Peter B & Co Inc65,264$25.8M0.77%−9,498−12.7%Reduced
Cadinha & Co LLC65,157$25.8M3.47%−698−1.1%Reduced
General American Investors Co Inc65,000$25.7M2.15%00.0%Unchanged
Adams Diversified Equity Fund, Inc.63,800$25.2M0.99%+10,800+20.4%Added
Tandem Investment Advisors, Inc.63,218$25.0M2.14%−498−0.8%Reduced
North Point Portfolio Managers Corp63,051$24.9M3.44%−114−0.2%Reduced
Boston Private Wealth LLC62,859$24.9M0.32%+1,814+3.0%Added
Norman Fields, Gottscho Capital Management, LLC62,420$24.7M9.86%+55+0.1%Added
Border to Coast Pensions Partnership Ltd60,950$24.3M0.85%+60,950New
Rempart Asset Management Inc.60,938$24.1M4.98%−1,545−2.5%Reduced
QS Investors, LLC59,913$23.7M0.28%−903−1.5%Reduced
RWC Asset Management LLP59,639$23.6M0.67%−1,967−3.2%Reduced
Ensemble Capital Management, LLC59,199$23.4M1.99%+11,506+24.1%Added
Front Street Capital Management, Inc.59,179$23.4M4.26%−9,069−13.3%Reduced
Guardian Capital LP59,058$23.4M0.46%+1,046+1.8%Added
IFM Investors Pty Ltd58,098$23.0M0.47%+10,707+22.6%Added
Baldwin Brothers Inc57,947$22.9M2.51%−1,712−2.9%Reduced
Mutual of America Capital Management LLC57,736$22.8M0.23%+462+0.8%Added
Westpac Banking Corp57,168$22.6M0.23%−6,548−10.3%Reduced
Bridgeway Capital Management, LLC57,090$22.6M0.40%−12,300−17.7%Reduced
Highland Capital Management, LLC57,084$22.6M1.35%+13,832+32.0%Added
Ocean Capital Management, LLC56,316$22.3M9.55%+508+0.9%Added
Norris Perne & French LLP56,228$22.2M1.92%−124−0.2%Reduced
Flputnam Investment Management Co55,988$22.2M0.76%−9,427−14.4%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys55,386$21.9M0.24%+240.0%Added
Randolph Co Inc55,365$21.9M2.85%00.0%Unchanged
Pittenger & Anderson Inc55,020$21.8M1.12%+514+0.9%Added
Dundas Partners LLP54,859$21.7M3.15%00.0%Unchanged
Estabrook Capital Management53,799$21.3M3.23%−1,620−2.9%Reduced
Kestra Advisory Services, LLC53,673$21.2M0.24%+818+1.5%Added
Renaissance Technologies LLC53,500$21.2M0.03%+2,000+3.9%Added
First Foundation Advisors53,394$21.1M0.81%+3,561+7.1%Added
Private Asset Management Inc53,050$21.0M2.80%−53−0.1%Reduced
Fiera Capital Corp53,027$21.0M0.05%−1,200−2.2%Reduced
Pacific Heights Asset Management LLC53,000$21.0M1.92%00.0%Unchanged
Whittier Trust Co52,353$20.7M0.37%+959+1.9%Added
Qube Research & Technologies Ltd51,642$20.4M0.26%+51,642New
Chilton Capital Management LLC51,441$20.4M1.18%+1,005+2.0%Added
Pacer Advisors, Inc.51,425$20.3M0.29%+12,566+32.3%Added
YHB Investment Advisors, Inc.51,076$20.2M1.72%+200.0%Added
Cerity Partners LLC51,009$20.2M0.44%+422+0.8%Added
WS Management LLLP50,746$20.1M2.27%00.0%Unchanged
Maple Capital Management, Inc.44,751$20.0M2.42%−1,303−2.8%Reduced
Louisiana State Employees Retirement System50,500$20.0M0.48%+200+0.4%Added
MML Investors Services, LLC50,495$20.0M0.17%+1,550+3.2%Added
B. Metzler seel. Sohn & Co. Holding AG50,441$20.0M0.30%+4,556+9.9%Added
Blueshift Asset Management, LLC49,288$19.5M1.07%+49,288New
Erste Asset Management GmbH49,123$19.5M0.39%+9,790+24.9%Added
Ashfield Capital Partners, LLC49,098$19.4M1.39%−244−0.5%Reduced
Achmea Investment Management B.V.47,929$19.0M0.65%−3,032−5.9%Reduced
Illinois Municipal Retirement Fund47,906$19.0M0.77%−11,712−19.6%Reduced
Foster Dykema Cabot & Co Inc47,743$18.9M2.36%+708+1.5%Added
Marco Investment Management LLC47,513$18.8M2.18%−670−1.4%Reduced
Nissay Asset Management Corp47,489$18.8M0.16%−622−1.3%Reduced
MAI Capital Management47,273$18.7M0.38%+6,443+15.8%Added
Trust Co of Vermont46,882$18.6M1.29%+2,272+5.1%Added
Braun Stacey Associates Inc46,809$18.5M0.72%−511−1.1%Reduced
Ironvine Capital Partners, LLC46,778$18.5M2.03%+83+0.2%Added
Hartford Investment Management Co46,569$18.4M0.46%−2,687−5.5%Reduced
Profund Advisors LLC46,231$18.3M0.61%−1,078−2.3%Reduced
ClariVest Asset Management LLC45,767$18.1M0.60%−2,500−5.2%Reduced
Shelton Capital Management45,603$18.0M0.68%+315+0.7%Added
Advisors Asset Management, Inc.44,653$17.7M0.26%−5,490−10.9%Reduced
Dowling & Yahnke LLC44,609$17.6M1.01%−121−0.3%Reduced
ING Groep NV44,111$17.5M0.28%+14,803+50.5%Added
Freestone Capital Holdings, LLC43,565$17.2M0.87%−1,119−2.5%Reduced
Vestcor Inc43,551$17.2M0.58%+10,570+32.0%Added
Vancity Investment Management Ltd43,421$17.2M2.40%+2,846+7.0%Added
Buffington Mohr McNeal43,379$17.2M3.37%−670−1.5%Reduced
Autus Asset Management, LLC42,850$17.0M1.86%−593−1.4%Reduced
Private Advisor Group, LLC42,851$17.0M0.15%+5,540+14.8%Added
Absher Wealth Management, LLC42,801$16.9M3.01%−2,889−6.3%Reduced
Bailard, Inc.42,390$16.8M0.58%+76+0.2%Added
Mirabella Financial Services LLP42,375$16.8M3.23%+42,375New
Azimuth Capital Management LLC42,161$16.7M0.72%−6,261−12.9%Reduced
Capitolis Advisors LLC42,150$16.7M0.20%−140,476−76.9%Reduced
USS Investment Management Ltd42,126$16.7M0.13%00.0%Unchanged
Mercer Global Advisors Inc41,992$16.6M0.13%+1,464+3.6%Added
Synovus Financial Corp41,796$16.6M0.16%−5,486−11.6%Reduced
Defender Capital, LLC.41,825$16.5M5.50%−6,320−13.1%Reduced
Zevin Asset Management LLC41,694$16.5M3.28%+438+1.1%Added
Oak Grove Capital LLC41,436$16.4M3.79%+2,475+6.4%Added
Kelly Lawrence W & Associates Inc41,214$16.3M3.51%+309+0.8%Added
Agf Investments Inc.41,127$16.3M0.12%−800−1.9%Reduced