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Costco Wholesale Corp. 13F holders

4,277 funds reported a position in Costco Wholesale Corp. in their 13F for the quarter ended 30 June 2026, together 323.8 million shares worth $302.68 billion. Against the quarter before, 122 opened a position, 1,686 added, 1,692 trimmed and 157 sold out; together they sold a net 4.4 million shares. The largest holders: BlackRock, Inc., Vanguard Capital Management LLC and State Street Corp.

Funds holding4,277-8 on Q1 2026
Shares they held323.8Mworth $302.68 billion
Net sold on the quarter4.4M sharesabout $4.13 billion at the funds' values
Funds buying to selling1,808 to 1,849opened or added, to cut or sold
Opened 122Added 1,686Held 718Trimmed 1,692Sold out 157
Opened: 122 fundsAdded: 1,686 fundsHeld: 718 fundsTrimmed: 1,692 fundsSold out: 157 funds

What each fund did in COST against its 13F for the quarter before; a change under 0.1% of a holding counts as held

Q3 2024: 3,591 funds, 312.2 million shares3,591Q3 2024Q4 2024: 3,943 funds, 306.0 million shares3,943Q4 2024Q1 2025: 3,956 funds, 305.3 million shares3,956Q1 2025Q2 2025: 4,017 funds, 309.9 million shares4,017Q2 2025Q3 2025: 3,948 funds, 300.5 million shares3,948Q3 2025Q4 2025: 4,147 funds, 324.6 million shares4,147Q4 2025Q1 2026: 4,285 funds, 320.7 million shares4,285Q1 2026Q2 2026: 4,277 funds, 323.8 million shares4,277Q2 2026

Funds reporting a position in COST in their 13F, each quarter; hover a bar for the shares they held

Filed so far for the quarter to 30 September 2026

4,696 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 2,633 reported a position in Costco Wholesale Corp.: 44 opened one, 988 added, 1,124 trimmed and 78 sold out, a net 697,863 shares sold.

FundChange in sharesShares nowStatusFiling
Assenagon Asset Management S.A.-839,299501,309trimmed13F
Amundi+778,5823,203,043added13F
Deutsche Bank AG+160,4991,623,691added13F
Barclays PLC+157,6471,100,727added13F
Robeco Institutional Asset Management B.V.-155,084191,711trimmed13F
Geode Capital Management, LLC+142,14010,769,612added13F
Cambridge Investment Research Advisors, Inc.-139,864137,570trimmed13F
Provident Trust Co.-137,919332,481trimmed13F
Principal Financial Group Inc.+129,6531,222,112added13F
Bank of New York Mellon Corp-115,0833,099,975trimmed13F
Ninety One UK Ltd-99,818206,157trimmed13F
Russell Investments Group, Ltd.-91,081440,669trimmed13F
DekaBank Deutsche Girozentrale-82,115198,073trimmed13F
Cardano Risk Management B.V.+67,585254,554added13F
Mitsubishi UFJ Asset Management Co., Ltd.+66,3401,227,338added13F
Parnassus Investments, LLC-65,363559,687trimmed13F
KBC Group NV+51,718186,217added13F
Citigroup Inc.-51,661821,455trimmed13F
NEOS Investment Management LLC+48,319379,143added13F
Sumitomo Mitsui Trust Group, Inc.-48,3191,032,165trimmed13F
Agf Management Ltd-47,98069,113trimmed13F
Vontobel Holding Ltd.-41,16928,817trimmed13F
Virginia Retirement Systems ET Al-41,12021,787trimmed13F
Fisher Asset Management, LLC+38,6293,291,669added13F
LBP Am SA-38,01826,233trimmed13F

The largest moves in the name among the funds that have filed, against each fund's previous 13F.

The well-known funds

Of the 44 funds followed here, 1 reported a position in Costco Wholesale Corp. in a 13F for the quarter ended 30 September 2026, and 8 more in a 13F for an earlier quarter, the latest each has filed. The largest: Geode Capital Management, 10.8 million shares worth $9.76 billion, 0.5% of its reported book. Sold out: Renaissance Technologies, Point72 Asset Management. In the quarter, 1 fund added or opened a position and 0 trimmed or sold out; together they bought a net 142,140 shares, about $128.8 million at the funds' own value per share on 30 September 2026. A change under 0.1% of a holding counts as held.

FundSharesValueOf its bookChange on the quarterStatusQuarter endedFiling
Geode Capital Management10,769,612$9.76 billion0.5%+142,140added30 September 202613F
Norges Bank6,474,767$6.06 billion0.6%held30 June 2026, an earlier quarter13F
FMR LLC6,163,541$5.77 billion0.3%-555,048trimmed30 June 2026, an earlier quarter13F
Two Sigma Investments1,006,231$941.3 million0.7%+131,438added30 June 2026, an earlier quarter13F
Citadel Advisors509,661$476.8 million0.3%-35,134trimmed30 June 2026, an earlier quarter13F
Capital Research Global Investors456,174$426.7 million0.1%-151,046trimmed30 June 2026, an earlier quarter13F
Millennium Management380,749$356.2 million0.2%+244,211added30 June 2026, an earlier quarter13F
Bridgewater Associates26,503$24.8 million0.1%-1,115trimmed30 June 2026, an earlier quarter13F
Harris Associates358$334,8980.0%-4trimmed30 June 2026, an earlier quarter13F
Renaissance Technologies0$00.0%-19,456exited30 June 2026, an earlier quarter13F
Point72 Asset Management0$00.0%-155,579exited30 June 2026, an earlier quarter13F
Value is what the fund reported.
Read moreChange is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.

The largest holders

FundSharesShare of allValueOf its bookChange in sharesFiling
BlackRock, Inc.34,202,83410.56%$32.00 billion0.48%-744,20613F
Vanguard Capital Management LLC28,976,6058.95%$27.11 billion0.58%+129,15713F
State Street Corp.18,384,9515.68%$17.20 billion0.51%+232,71913F
Invesco Ltd.13,989,1374.32%$13.09 billion1.04%+359,88913F
Geode Capital Management, LLC10,627,4723.28%$9.90 billion0.53%-31,75213F
Vanguard Portfolio Management LLC10,402,5553.21%$9.73 billion0.44%-303,08013F
Morgan Stanley10,220,4373.16%$9.56 billion0.51%+321,72613F
Bank of America Corp.7,249,7742.24%$6.78 billion0.44%-265,25713F
Norges Bank6,474,7672.00%$6.06 billion0.60%13F
FMR LLC6,163,5411.90%$5.77 billion0.25%-555,04813F
Northern Trust Corp.4,835,9191.49%$4.52 billion0.53%-92,18813F
Royal Bank of Canada4,292,1111.33%$4.02 billion0.68%+533,26113F
JPMorgan Chase & Co.4,224,1911.30%$4.00 billion0.23%+184,27513F
Charles Schwab Investment Management Inc.3,631,6751.12%$3.40 billion0.45%+231,37213F
Goldman Sachs Group Inc.3,293,7341.02%$3.08 billion0.32%+79,92513F
Fisher Asset Management, LLC3,253,0401.00%$3.04 billion0.91%+33,18413F
Bank of New York Mellon Corp3,215,0580.99%$3.01 billion0.49%-176,56613F
Nuveen, LLC3,189,8810.99%$2.98 billion0.71%+115,82413F
Wells Fargo & Company3,106,1700.96%$2.91 billion0.51%-5,70413F
UBS AM, a distinct business unit of UBS Asset Management Americas LLC3,068,3120.95%$2.87 billion0.52%+160,89313F
Capital International Investors2,770,7280.86%$2.59 billion0.54%+21,18713F
AllianceBernstein L.P.2,549,0000.79%$2.54 billion0.84%-217,24113F
UBS Group AG2,675,9800.83%$2.50 billion0.40%+195,59313F
Legal & General Group Plc2,525,1350.78%$2.36 billion0.49%+20,90213F
Vanguard Fiduciary Trust Co.2,516,5160.78%$2.35 billion0.52%-44,67413F
Amundi2,424,4610.75%$2.27 billion0.55%-414,55513F
Jennison Associates LLC2,166,0500.67%$2.03 billion1.22%-146,39013F
Price T Rowe Associates Inc.2,063,5210.64%$1.93 billion0.19%-512,51913F
Capital World Investors2,043,6280.63%$1.91 billion0.23%+9,46313F
SG Americas Securities, LLC1,773,3720.55%$1.66 billion0.96%+955,93113F
Dimensional Fund Advisors LP1,654,8510.51%$1.55 billion0.28%-29,85613F
Deutsche Bank AG1,463,1920.45%$1.37 billion0.40%+109,75413F
American Century Companies Inc.1,448,2260.45%$1.35 billion0.60%-358,16313F
Bank of Montreal1,434,7430.44%$1.34 billion0.49%+64,81513F
Raymond James Financial Inc.1,413,1020.44%$1.32 billion0.36%+9,32413F
Assenagon Asset Management S.A.1,340,6080.41%$1.25 billion0.81%13F
Ameriprise Financial Inc.1,339,0960.41%$1.25 billion0.25%-106,91413F
AQR Capital Management LLC1,253,7470.39%$1.17 billion0.41%+226,08913F
Swiss National Bank1,251,3000.39%$1.17 billion0.61%-51,36013F
HSBC Holdings PLC1,239,0370.38%$1.16 billion0.56%+152,28613F
Marshall Wace, LLP1,174,4660.36%$1.10 billion0.93%+910,72513F
Franklin Resources Inc.1,162,9630.36%$1.09 billion0.24%-275,82313F
Mitsubishi UFJ Asset Management Co., Ltd.1,160,9980.36%$1.09 billion0.60%+83,04913F
LPL Financial LLC1,145,3980.35%$1.07 billion0.24%+32,27613F
Acadian Asset Management LLC1,141,1080.35%$1.07 billion1.27%+325,80013F
Principal Financial Group Inc.1,092,4590.34%$1.02 billion0.50%-48,16113F
Sumitomo Mitsui Trust Group, Inc.1,080,4840.33%$1.01 billion0.58%+30,49113F
California Public Employees Retirement System1,010,4180.31%$945.2 million0.53%+68,71013F
Two Sigma Investments, LP1,006,2310.31%$941.3 million0.73%+131,43813F
National Pension Service966,7270.30%$904.3 million0.58%+33,15113F
The 50 largest of the 4,277 funds that reported a position in COST in their 13F for the quarter ended 30 June 2026, by the value each reported.
Read moreShare of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?

Options the funds reported on COST

FundOptionShares under the optionsValue of those sharesQuarter endedFiling
Citadel AdvisorsCalls1,581,700$1.48 billion30 June 202613F
Citadel AdvisorsPuts1,549,600$1.45 billion30 June 202613F
Millennium ManagementPuts461,000$431.3 million30 June 202613F
Millennium ManagementCalls134,000$125.4 million30 June 202613F
Point72 Asset ManagementCalls60,700$56.8 million30 June 202613F
Point72 Asset ManagementPuts43,000$40.2 million30 June 202613F
Two Sigma InvestmentsPuts4,700$4.4 million30 June 202613F
Two Sigma InvestmentsCalls3,100$2.9 million30 June 202613F
A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost.
Read moreThey are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.

Schedule 13D and 13G filed on the name, last twelve months

FiledScheduleWhoHoldingOf the classEvent dateRule or purposeFiling
29 April 202613GVanguard Capital Management and 1 other33.3 million7.5%31 March 2026passive, institutional (13d-1(b))EDGAR
26 March 202613G/AThe Vanguard Group and 1 other00.0%13 March 2026passive, institutional (13d-1(b))EDGAR
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
Read moreAmendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13G

Fails to deliver

Settlement dateShares failedPriceFile
26 August 202621$960.01SEC
25 August 20267,663$971.40SEC
21 August 202621$933.51SEC
19 August 2026473$961.35SEC
18 August 202619$953.50SEC
17 August 20268,285$961.10SEC
13 August 20267$949.58SEC
11 August 20262,208$952.75SEC
10 August 20263,000$947.82SEC
7 August 2026621$949.15SEC
3 August 2026886$951.89SEC
29 July 2026312$966.58SEC
28 July 202649$951.58SEC
24 July 2026533$926.06SEC
23 July 202617$927.31SEC
20 July 202615$940.87SEC
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.
Read moreLargest in the window: 8,285 on 17 August 2026. A fail is an operational fact about settlement, not a position.