Latest Institutional Sells of Costco Wholesale Corp (COST)
This list provides information on the latest institutional transactions involving Costco Wholesale Corp (COST) stock that were sells. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the sale has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 14, 2025
Q3 2025
|
Qube Research & Technologies LTD
London, X0 |
SELL
|
PUT |
-21.3K- 9.59% |
$19.5M - $21.2M
|
201K
$183M
|
|
|
Nov 12, 2025
Q3 2025
|
Natixis Advisors, L.P.
Boston, MA |
SELL
|
- |
-20.4K- 6.67% |
$18.7M - $20.3M
|
286K
$261M
|
|
|
Oct 31, 2025
Q3 2025
|
Aegon Asset Management Uk PLC
|
SELL
|
- |
-18.8K- 33.23% |
$17.2M - $18.7M
|
37.7K
$34.4M
|
|
|
Nov 13, 2025
Q3 2025
|
Prudential PLC
London, England, X0 |
SELL
|
- |
-17.6K- 59.6% |
$16.1M - $17.5M
|
11.9K
$10.9M
|
|
|
Nov 12, 2025
Q3 2025
|
Nomura Asset Management CO LTD
Tokyo, M0 |
SELL
|
- |
-16.8K- 7.34% |
$15.3M - $16.7M
|
211K
$193M
|
|
|
Nov 13, 2025
Q3 2025
|
Epoch Investment Partners, Inc.
New York, NY |
SELL
|
- |
-16.5K- 8.69% |
$15.1M - $16.4M
|
174K
$158M
|
|
|
Nov 12, 2025
Q3 2025
|
Erste Asset Management Gmb H
Vienna, C4 |
SELL
|
- |
-16.4K- 68.11% |
$15M - $16.3M
|
7.66K
$6.99M
|
|
|
Nov 05, 2025
Q3 2025
|
Bi Asset Management Fondsmaeglerselskab A
Kobenhavn, G7 |
SELL
|
- |
-16.2K- 13.26% |
$14.8M - $16.1M
|
106K
$96.7M
|
|
|
Oct 30, 2025
Q3 2025
|
Teacher Retirement System Of Texas
Austin, TX |
SELL
|
- |
-15.4K- 12.01% |
$14.1M - $15.3M
|
113K
$103M
|
|
|
Nov 06, 2025
Q3 2025
|
Caprock Group, Inc.
|
SELL
|
- |
-14.7K- 48.3% |
$13.5M - $14.7M
|
15.8K
$14.4M
|
|
|
Oct 31, 2025
Q3 2025
|
Mitsubishi Ufj Trust & Banking Corp
Tokyo, M0 |
SELL
|
- |
-14.6K- 6.02% |
$13.4M - $14.6M
|
228K
$208M
|
|
|
Nov 13, 2025
Q3 2025
|
Sei Investments CO
Oaks, PA |
SELL
|
- |
-14K- 8.6% |
$12.9M - $14M
|
149K
$136M
|
|
|
Oct 20, 2025
Q3 2025
|
Virginia Retirement Systems Et Al
Richmond, VA |
SELL
|
- |
-14K- 29.91% |
$12.8M - $13.9M
|
32.8K
$29.9M
|
|
|
Oct 24, 2025
Q3 2025
|
Parnassus Investments, LLC
|
SELL
|
- |
-13.7K- 3.16% |
$12.6M - $13.6M
|
420K
$384M
|
|
|
Nov 04, 2025
Q3 2025
|
Envestnet Asset Management Inc
|
SELL
|
- |
-13.6K- 2.2% |
$12.5M - $13.6M
|
607K
$554M
|
|
|
Nov 13, 2025
Q3 2025
|
Clearbridge Investments, LLC
New York, NY |
SELL
|
- |
-13.4K- 22.84% |
$12.3M - $13.4M
|
45.4K
$41.5M
|
|
|
Oct 31, 2025
Q3 2025
|
Symphony Financial, Ltd. Co.
|
SELL
|
- |
-13.4K- 68.58% |
$12.3M - $13.4M
|
6.15K
$5.62M
|
|
|
Nov 13, 2025
Q3 2025
|
Eisler Capital Management Ltd.
London, X0 |
SELL
|
PUT |
-13.1K- 9.1% |
$12M - $13M
|
131K
$119M
|
|
|
Dec 12, 2025
Q3 2025
|
Ctc LLC
|
SELL
|
PUT |
-12.5K- 99.0% |
$11.4M - $12.4M
|
126
$115K
|
|
|
Nov 13, 2025
Q3 2025
|
Capital Counsel LLC
New York, NY |
SELL
|
- |
-11.9K- 4.71% |
$10.9M - $11.9M
|
242K
$221M
|
|
|
Nov 21, 2025
Q3 2025
|
Cibc Private Wealth Group, LLC
|
SELL
|
- |
-11.8K- 9.72% |
$10.8M - $11.8M
|
110K
$100M
|
|
|
Nov 04, 2025
Q3 2025
|
L.M. Kohn & Company
|
SELL
|
- |
-11.6K- 85.63% |
$10.7M - $11.6M
|
1.95K
$1.78M
|
|
|
Nov 14, 2025
Q3 2025
|
Walleye Capital LLC
Plymouth, MN |
SELL
|
PUT |
-11.6K- 51.1% |
$10.6M - $11.5M
|
11.1K
$10.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Tcw Group Inc
|
SELL
|
- |
-11.3K- 5.88% |
$10.4M - $11.3M
|
181K
$165M
|
|
|
Nov 06, 2025
Q3 2025
|
Rhumbline Advisers
Boston, MA |
SELL
|
- |
-11.1K- 1.29% |
$10.2M - $11.1M
|
852K
$778M
|
|
|
Nov 07, 2025
Q3 2025
|
Bnp Paribas Asset Management Holding S.A.
|
SELL
|
- |
-11.1K- 3.68% |
$10.2M - $11.1M
|
291K
$266M
|
|
|
Oct 24, 2025
Q3 2025
|
Meeder Asset Management Inc
|
SELL
|
- |
-11K- 23.05% |
$10M - $10.9M
|
36.6K
$33.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Fred Alger Management, LLC
New York, NY |
SELL
|
- |
-10.7K- 86.57% |
$9.81M - $10.7M
|
1.66K
$1.52M
|
|
|
Nov 04, 2025
Q3 2025
|
Allianz Asset Management Gmb H
Munich, 2M |
SELL
|
PUT |
-10.4K- 27.81% |
$9.53M - $10.3M
|
27K
$24.6M
|
|
|
Nov 04, 2025
Q3 2025
|
Peterson Wealth Services
|
SELL
|
- |
-10.2K- 74.98% |
$9.35M - $10.2M
|
3.41K
$3.11M
|
|
|
Nov 14, 2025
Q3 2025
|
Public Employees Retirement System Of Ohio
Columbus, OH |
SELL
|
- |
-10K- 4.48% |
$9.16M - $9.95M
|
213K
$195M
|
|
|
Oct 20, 2025
Q3 2025
|
Calamos Advisors LLC
|
SELL
|
- |
-9.7K- 9.21% |
$8.89M - $9.65M
|
95.6K
$87.3M
|
|
|
Nov 14, 2025
Q3 2025
|
Capstone Investment Advisors, LLC
New York, NY |
SELL
|
- |
-9.46K- 50.31% |
$8.66M - $9.4M
|
9.34K
$8.52M
|
|
|
Nov 03, 2025
Q3 2025
|
Great Lakes Advisors, LLC
Chicago, IL |
SELL
|
- |
-9.45K- 37.37% |
$8.65M - $9.4M
|
15.8K
$14.4M
|
|
|
Nov 07, 2025
Q3 2025
|
Comgest Global Investors S.A.S.
|
SELL
|
- |
-9.23K- 6.75% |
$8.46M - $9.18M
|
127K
$116M
|
|
|
Nov 14, 2025
Q3 2025
|
M&T Bank Corp
|
SELL
|
- |
-9.2K- 4.51% |
$8.43M - $9.15M
|
195K
$178M
|
|
|
Nov 14, 2025
Q3 2025
|
Aristotle Atlantic Partners, LLC
New York, NY |
SELL
|
- |
-9.05K- 11.23% |
$8.28M - $9M
|
71.5K
$65.2M
|
|
|
Nov 14, 2025
Q3 2025
|
Man Group PLC
London, X0 |
SELL
|
PUT |
-8.9K- 41.59% |
$8.15M - $8.85M
|
12.5K
$11.4M
|
|
|
Nov 13, 2025
Q3 2025
|
Baird Financial Group, Inc.
Milwaukee, WI |
SELL
|
- |
-8.87K- 1.47% |
$8.12M - $8.82M
|
593K
$541M
|
|
|
Oct 28, 2025
Q3 2025
|
Qrg Capital Management, Inc.
Berwyn, PA |
SELL
|
- |
-8.61K- 10.69% |
$7.89M - $8.57M
|
71.9K
$65.6M
|
|
|
Nov 14, 2025
Q3 2025
|
State Of Wisconsin Investment Board
Madison, WI |
SELL
|
- |
-8.53K- 3.48% |
$7.81M - $8.48M
|
237K
$216M
|
|
|
Nov 21, 2025
Q3 2025
|
Achmea Investment Management B.V.
|
SELL
|
- |
-8.44K- 10.5% |
$7.73M - $8.39M
|
72K
$65.7M
|
|
|
Nov 10, 2025
Q3 2025
|
Bowen Hanes & CO Inc
Atlanta, GA |
SELL
|
- |
-8.2K- 6.48% |
$7.51M - $8.15M
|
118K
$108M
|
|
|
Oct 30, 2025
Q3 2025
|
Simplicity Wealth,Llc
|
SELL
|
- |
-8.1K- 46.34% |
$7.42M - $8.06M
|
9.38K
$8.56M
|
|
|
Oct 15, 2025
Q3 2025
|
Pacer Advisors, Inc.
Malvern, PA |
SELL
|
- |
-7.94K- 10.63% |
$7.27M - $7.89M
|
66.7K
$60.9M
|
|
|
Nov 13, 2025
Q3 2025
|
Worldly Partners Management, LLC
Boston, MA |
SELL
|
- |
-7.88K- 8.61% |
$7.22M - $7.84M
|
83.6K
$76.3M
|
|
|
Nov 13, 2025
Q3 2025
|
Treasurer Of The State Of North Carolina
|
SELL
|
- |
-7.78K- 3.75% |
$7.12M - $7.73M
|
200K
$182M
|
|
|
Nov 14, 2025
Q3 2025
|
Brevan Howard Capital Management LP
St. Helier, Y9 |
SELL
|
- |
-7.68K- 79.46% |
$7.04M - $7.64M
|
1.99K
$1.81M
|
|
|
Nov 13, 2025
Q3 2025
|
Comerica Bank
|
SELL
|
- |
-7.09K- 5.61% |
$6.5M - $7.05M
|
119K
$109M
|
|
|
Nov 05, 2025
Q3 2025
|
B.O.S.S. Retirement Advisors, LLC
Lehi, UT |
SELL
|
- |
-7.08K- 56.41% |
$6.49M - $7.04M
|
5.47K
$5M
|
|