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 2025
Institutional positions in Costco Wholesale Corp as of Sep 30, 2025. 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
- 3,941
- +1 vs. Q2 2025
- Shares held
- 296.9M
- −2.55M (−0.9%) vs. Q2 2025
- Total value
- $274.4B
- −$21.6B (−7.3%) vs. Q2 2025
- New holders
- 170
- 1,660 more added
- Sold out
- 169
- 1,588 more reduced
71 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 4,261 | $301.8B |
| Q1 2026 | 4,275 | $311.5B |
| Q4 2025 | 4,139 | $272.0B |
| Q3 2025 | 3,942 | $274.4B |
| Q2 2025 | 4,012 | $302.3B |
| Q1 2025 | 3,953 | $287.8B |
| Q4 2024 | 3,942 | $279.6B |
| Q3 2024 | 3,591 | $266.7B |
| Q2 2024 | 3,527 | $258.3B |
| Q1 2024 | 3,420 | $222.0B |
| Q4 2023 | 3,344 | $201.0B |
| Q3 2023 | 3,078 | $169.9B |
| Q2 2023 | 3,042 | $162.0B |
| Q1 2023 | 2,944 | $149.2B |
| Q4 2022 | 2,939 | $137.2B |
| Q3 2022 | 2,826 | $141.6B |
| Q2 2022 | 2,785 | $143.4B |
| Q1 2022 | 2,863 | $172.4B |
| Q4 2021 | 2,823 | $170.2B |
| Q3 2021 | 2,463 | $134.3B |
| Q2 2021 | 2,394 | $119.0B |
| Q1 2021 | 2,359 | $104.1B |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Costco Wholesale Corp; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mason Investment Advisory Services, Inc. | 628 | $581.1K | 0.03% | +211+50.6% | Added |
| Torray LLC | 628 | $581.3K | 0.08% | −8−1.3% | Reduced |
| Lantz Financial LLC | 629 | $581.8K | 0.13% | +10+1.6% | Added |
| Arvest Bank Trust Division | 629 | $582.2K | 0.03% | −25−3.8% | Reduced |
| Ameliora Wealth Management Ltd. | 630 | $583.1K | 0.19% | −1,522−70.7% | Reduced |
| Virginia Wealth Management Group, Inc. | 630 | $583.1K | 0.34% | 00.0% | Unchanged |
| Financial Advisory Partners, LLC | 630 | $583.1K | 0.17% | 00.0% | Unchanged |
| CWC Advisors, LLC. | 631 | $584.1K | 0.29% | +267+73.4% | Added |
| Financial Advisors Network, Inc. | 632 | $585.0K | 0.08% | +131+26.1% | Added |
| Peak Financial Management, Inc. | 632 | $585.0K | 0.15% | −110−14.8% | Reduced |
| Strata Wealth Advisors, LLC | 632 | $585.0K | 0.15% | +28+4.6% | Added |
| GreatBanc Trust CO | 632 | $585.0K | 0.40% | +632 | New |
| Harvey Capital Management Inc | 633 | $585.9K | 0.13% | 00.0% | Unchanged |
| Optimize Financial Inc | 633 | $585.9K | 0.31% | +174+37.9% | Added |
| Wingate Wealth Advisors, Inc. | 634 | $586.9K | 0.41% | 00.0% | Unchanged |
| Catalina Capital Group, LLC | 635 | $587.4K | 0.36% | −6−0.9% | Reduced |
| Allen Capital Group, LLC | 636 | $588.7K | 0.06% | −39−5.8% | Reduced |
| Phillips Wealth Planners LLC | 647 | $589.4K | 0.49% | +14+2.2% | Added |
| Holt Capital Advisors, L.L.C. dba Holt Capital Partners, L.P. | 637 | $589.6K | 0.09% | 00.0% | Unchanged |
| Elefante Mark B | 638 | $590.6K | 0.38% | −10−1.5% | Reduced |
| Accelerate Investment Advisors LLC | 638 | $590.8K | 0.40% | −2−0.3% | Reduced |
| Heritage Investment Group, Inc. | 639 | $591.5K | 0.09% | +85+15.3% | Added |
| Everpar Advisors LLC | 640 | $592.4K | 0.23% | −6−0.9% | Reduced |
| Renasant Bank | 640 | $592.4K | 0.38% | +4+0.6% | Added |
| Horizon Bancorp Inc | 641 | $593.0K | 0.28% | −42−6.1% | Reduced |
| Warther Private Wealth, LLC | 641 | $593.3K | 0.14% | −213−24.9% | Reduced |
| Taylor Financial Group, Inc. | 641 | $593.3K | 0.34% | −8−1.2% | Reduced |
| Acorn Wealth Advisors, LLC | 642 | $593.9K | 0.19% | +22+3.5% | Added |
| MRP Capital Investments, LLC | 600 | $594.0K | 0.51% | 00.0% | Unchanged |
| Unified Investment Management | 642 | $594.3K | 0.59% | −4−0.6% | Reduced |
| Dempze Nancy E | 643 | $595.2K | 0.33% | −5−0.8% | Reduced |
| Requisite Capital Management, LLC | 643 | $595.2K | 0.10% | +382+146.4% | Added |
| M1 Capital Management LLC | 644 | $596.1K | 0.26% | +100+18.4% | Added |
| TKG Advisors, LLC | 645 | $597.0K | 0.26% | +314+94.9% | Added |
| Charter Research & Investment Group, Inc. | 647 | $598.8K | 0.41% | +100+18.3% | Added |
| Family Management Corp | 647 | $598.9K | 0.08% | −4−0.6% | Reduced |
| Capital Squared Financial LLC | 648 | $599.6K | 0.52% | +328+102.5% | Added |
| Thompson Investment Management, Inc. | 648 | $599.8K | 0.08% | 00.0% | Unchanged |
| Marino, Stram & Associates LLC | 648 | $600.6K | 0.11% | +648 | New |
| KilterHowling LLC | 650 | $602.1K | 0.34% | −35−5.1% | Reduced |
| Pictet North America Advisors SA | 651 | $602.6K | 0.06% | +14+2.2% | Added |
| White Knight Strategic Wealth Advisors, LLC | 651 | $602.7K | 0.47% | −160−19.7% | Reduced |
| Black Diamond Financial, LLC | 651 | $603.0K | 0.07% | +149+29.7% | Added |
| QTR Family Wealth, LLC | 652 | $603.7K | 0.29% | −121−15.7% | Reduced |
| Bank of Jackson Hole Trust | 653 | $604.4K | 0.30% | −10−1.5% | Reduced |
| Vertex Planning Partners, LLC | 653 | $604.4K | 0.12% | +32+5.2% | Added |
| West Wealth Group, LLC | 633 | $604.8K | 0.14% | −20−3.1% | Reduced |
| First Fiduciary Investment Counsel, Inc. | 654 | $605.0K | 0.12% | 00.0% | Unchanged |
| Evanson Asset Management, LLC | 654 | $605.5K | 0.04% | −792−54.8% | Reduced |
| TFB Advisors LLC | 640 | $605.8K | 0.18% | −458−41.7% | Reduced |
| Beech Hill Advisors, Inc. | 655 | $606.3K | 0.28% | 00.0% | Unchanged |
| Sherbrooke Park Advisers LLC | 655 | $606.3K | 0.28% | +300+84.5% | Added |
| Caliber Wealth Management, LLC | 655 | $606.3K | 0.07% | +11+1.7% | Added |
| MCF Advisors LLC | 655 | $606.7K | 0.04% | +22+3.5% | Added |
| a16z Perennial Management, L.P. | 656 | $607.2K | 0.05% | +656 | New |
| Delta Investment Management, LLC | 656 | $607.6K | 0.11% | +35+5.6% | Added |
| Momentous Wealth Management, Inc. | 657 | $607.9K | 0.39% | −42−6.0% | Reduced |
| Oxford Asset Management LLP | 659 | $610.0K | 0.20% | +418+173.4% | Added |
| Cornerstone National Bank & Trust Co | 660 | $610.9K | 0.25% | +617+1,434.9% | Added |
| LVM Capital Management Ltd | 660 | $611.0K | 0.06% | +10+1.5% | Added |
| Presidio Capital Management, LLC | 661 | $611.8K | 0.21% | +1+0.2% | Added |
| V2 Financial group LLC | 663 | $613.7K | 0.34% | 00.0% | Unchanged |
| Reliant Investment Partners, LLC | 671 | $614.2K | 0.48% | −4−0.6% | Reduced |
| Bullseye Investment Management, LLC | 651 | $616.1K | 0.37% | 00.0% | Unchanged |
| Tuttle Tactical Management | 666 | $616.5K | 2.33% | 00.0% | Unchanged |
| Park Place Capital Corp | 667 | $617.4K | 0.13% | −5−0.7% | Reduced |
| WMG Financial Advisors, LLC | 667 | $617.4K | 0.21% | +23+3.6% | Added |
| Private Wealth Asset Management, LLC | 668 | $617.9K | 0.07% | +83+14.2% | Added |
| Rossby Financial, LCC | 674 | $618.3K | 0.21% | +35+5.5% | Added |
| Reuter James Wealth Management, LLC | 669 | $619.2K | 0.09% | −8−1.2% | Reduced |
| Culbertson A N & Co Inc | 670 | $620.2K | 0.09% | −20−2.9% | Reduced |
| Tributary Capital Management, LLC | 670 | $620.2K | 0.06% | +5+0.8% | Added |
| Blankinship & Foster, LLC | 671 | $621.1K | 0.14% | +9+1.4% | Added |
| Hiley Hunt Wealth Management | 671 | $621.4K | 0.29% | −4−0.6% | Reduced |
| Murphy & Mullick Capital Management Corp | 672 | $621.7K | 0.46% | +25+3.9% | Added |
| Yarger Wealth Strategies, LLC | 672 | $621.9K | 0.29% | −69−9.3% | Reduced |
| Hartmann Taylor Wealth Management, LLC | 672 | $622.0K | 0.45% | +5+0.7% | Added |
| Clarity Wealth Development LLC | 675 | $624.0K | 0.56% | −229−25.3% | Reduced |
| SFM, LLC | 675 | $624.8K | 0.36% | +17+2.6% | Added |
| Owen LaRue, LLC | 680 | $629.6K | 0.25% | −1,363−66.7% | Reduced |
| Legacy Capital Group California, Inc. | 680 | $629.7K | 0.16% | −43−5.9% | Reduced |
| Paradigm Asset Management Co LLC | 681 | $630.4K | 0.14% | 00.0% | Unchanged |
| SLT Holdings LLC | 681 | $630.4K | 0.41% | +5+0.7% | Added |
| Van Strum & Towne Inc. | 682 | $631.2K | 0.19% | −5−0.7% | Reduced |
| South Plains Financial, Inc. | 682 | $631.3K | 0.39% | +142+26.3% | Added |
| Altrafin AG | 684 | $633.1K | 0.20% | 00.0% | Unchanged |
| Drucker Wealth 3.0, LLC | 685 | $633.4K | 0.11% | +28+4.3% | Added |
| Community Bank & Trust, Waco, Texas | 685 | $634.0K | 0.13% | −1−0.1% | Reduced |
| Correct Capital Wealth Management | 685 | $634.1K | 0.12% | 00.0% | Unchanged |
| Warren Street Wealth Advisors, LLC | 686 | $634.8K | 0.19% | +13+1.9% | Added |
| Crescent Grove Advisors, LLC | 686 | $635.0K | 0.06% | −150−17.9% | Reduced |
| J. L. Bainbridge & Co., Inc. | 687 | $635.7K | 0.05% | +21+3.2% | Added |
| Financial Alternatives, Inc | 687 | $635.9K | 0.39% | +14+2.1% | Added |
| Silver Grove Financial Group, Inc. | 688 | $636.4K | 0.60% | +688 | New |
| Strategic Financial Concepts, LLC | 688 | $636.9K | 0.09% | −277−28.7% | Reduced |
| BankPlus Wealth Management LLC | 689 | $639.0K | 0.38% | +6+0.9% | Added |
| Palisade Asset Management, LLC | 692 | $640.5K | 0.06% | +2+0.3% | Added |
| EWG Elevate Inc. | 693 | $641.5K | 0.20% | +19+2.8% | Added |
| Rosenberg Matthew Hamilton | 694 | $642.4K | 0.14% | +8+1.2% | Added |
| Quantum Financial Advisors, LLC | 694 | $642.7K | 0.08% | −109−13.6% | Reduced |