Latest Institutional Purchases of Costco Wholesale Corp (COST)
This list provides information on the latest institutional transactions involving Costco Wholesale Corp (COST) stock that were buys. 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 purchase has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Jan 09, 2026
Q4 2025
|
Assenagon Asset Management S.A.
|
BUY
|
- |
1.07M+ 1586.81% |
$975M - $1.02B
|
1.14M
$1.04B
|
|
|
Jan 09, 2026
Q4 2025
|
Sg Americas Securities, LLC
|
BUY
|
- |
394K+ 543.12% |
$359M - $376M
|
467K
$426M
|
|
|
Jan 05, 2026
Q4 2025
|
Union Bancaire Privee, Ubp Sa
Geneva 1, V8 |
BUY
|
- |
24.9K+ 169.44% |
$22.7M - $23.8M
|
39.5K
$36.1M
|
|
|
Jan 08, 2026
Q4 2025
|
Nordea Investment Management Ab
Stockholm, V7 |
BUY
|
- |
19K+ 53.41% |
$17.3M - $18.1M
|
54.5K
$49.7M
|
|
|
Jan 12, 2026
Q4 2025
|
Defender Capital, Llc.
|
BUY
|
- |
12.1KNew |
$11M - $11.5M
|
12.1K
$11M
|
|
|
Jan 12, 2026
Q4 2025
|
First Bank & Trust
|
BUY
|
- |
4.9K+ 126.34% |
$4.47M - $4.68M
|
8.78K
$8.01M
|
|
|
Jan 09, 2026
Q4 2025
|
Diversified Trust CO
|
BUY
|
- |
4.29K+ 39.41% |
$3.91M - $4.1M
|
15.2K
$13.9M
|
|
|
Jan 12, 2026
Q4 2025
|
Czech National Bank
Prague, 2N |
BUY
|
- |
4.23K+ 3.75% |
$3.85M - $4.04M
|
117K
$107M
|
|
|
Jan 07, 2026
Q4 2025
|
Tounjian Advisory Partners, LLC
Fort Myers, FL |
BUY
|
- |
2.82K+ 1156.56% |
$2.57M - $2.69M
|
3.07K
$2.8M
|
|
|
Jan 12, 2026
Q4 2025
|
Bath Savings Trust CO
|
BUY
|
- |
2.65K+ 12.28% |
$2.41M - $2.53M
|
24.2K
$22.1M
|
|
|
Jan 08, 2026
Q4 2025
|
Westview Management Dba Westview Investment Advisors
Burlington, VT |
BUY
|
- |
2.51KNew |
$2.28M - $2.39M
|
2.51K
$2.29M
|
|
|
Jan 09, 2026
Q4 2025
|
Murphy, Middleton, Hinkle & Parker, Inc.
|
BUY
|
- |
2.4KNew |
$2.18M - $2.29M
|
2.4K
$2.19M
|
|
|
Jan 08, 2026
Q4 2025
|
Gradient Investments LLC
|
BUY
|
- |
2.01K+ 7.61% |
$1.83M - $1.91M
|
28.3K
$25.9M
|
|
|
Jan 05, 2026
Q4 2025
|
Park National Corp
|
BUY
|
- |
1.45K+ 4.21% |
$1.32M - $1.38M
|
35.8K
$32.7M
|
|
|
Jan 07, 2026
Q4 2025
|
New England Research & Management, Inc.
|
BUY
|
- |
950+ 358.49% |
$865K - $907K
|
1.22K
$1.11M
|
|
|
Jan 12, 2026
Q4 2025
|
Avanza Fonder Ab
Stockholm, V7 |
BUY
|
- |
936New |
$853K - $894K
|
936
$854K
|
|
|
Jan 12, 2026
Q4 2025
|
Eastover Investment Advisors LLC
|
BUY
|
- |
901+ 13.0% |
$821K - $860K
|
7.83K
$7.15M
|
|
|
Jan 12, 2026
Q4 2025
|
Schaper Benz & Wise Investment Counsel Inc
|
BUY
|
- |
762+ 19.29% |
$694K - $728K
|
4.71K
$4.3M
|
|
|
Jan 09, 2026
Q4 2025
|
Capital Asset Advisory Services LLC
Haslett, MI |
BUY
|
- |
756+ 14.77% |
$689K - $722K
|
5.88K
$5.36M
|
|
|
Jan 09, 2026
Q4 2025
|
Salem Investment Counselors Inc
Winston Salem, NC |
BUY
|
- |
693+ 2.96% |
$631K - $662K
|
24.1K
$22M
|
|
|
Jan 09, 2026
Q4 2025
|
Constitution Capital LLC
Shelton, CT |
BUY
|
- |
655+ 17.28% |
$597K - $626K
|
4.45K
$4.06M
|
|
|
Jan 05, 2026
Q4 2025
|
Coastline Trust CO
|
BUY
|
- |
578+ 5.94% |
$527K - $552K
|
10.3K
$9.41M
|
|
|
Jan 12, 2026
Q4 2025
|
Fjell Capital, LLC
Fargo, ND |
BUY
|
- |
532+ 21.04% |
$485K - $508K
|
3.06K
$2.79M
|
|
|
Jan 12, 2026
Q4 2025
|
Daymark Wealth Partners, LLC
Cincinnati, OH |
BUY
|
- |
519+ 1.93% |
$473K - $496K
|
27.4K
$25M
|
|
|
Jan 05, 2026
Q4 2025
|
Legacy Wealth Management, LLC / Ms
Ridgeland, MS |
BUY
|
- |
467+ 14.34% |
$425K - $446K
|
3.72K
$3.4M
|
|
|
Jan 07, 2026
Q4 2025
|
Everhart Financial Group, Inc.
|
BUY
|
- |
447+ 9.63% |
$407K - $427K
|
5.09K
$4.64M
|
|
|
Jan 07, 2026
Q4 2025
|
Aafmaa Wealth Management & Trust LLC
|
BUY
|
- |
440+ 22.76% |
$401K - $420K
|
2.37K
$2.17M
|
|
|
Jan 12, 2026
Q4 2025
|
Sax Wealth Advisors, LLC
Parsippany, NJ |
BUY
|
- |
397+ 24.46% |
$362K - $379K
|
2.02K
$1.84M
|
|
|
Jan 08, 2026
Q4 2025
|
Teamwork Financial Advisors, LLC
|
BUY
|
- |
385+ 2.28% |
$351K - $368K
|
17.3K
$15.8M
|
|
|
Jan 12, 2026
Q4 2025
|
Fiduciary Financial Group, LLC
San Rafael, CA |
BUY
|
- |
373+ 117.67% |
$340K - $356K
|
690
$630K
|
|
|
Jan 08, 2026
Q4 2025
|
Norway Savings Bank
|
BUY
|
- |
354+ 9.25% |
$322K - $338K
|
4.18K
$3.81M
|
|
|
Jan 12, 2026
Q4 2025
|
Canvas Wealth Advisors, LLC
|
BUY
|
- |
342+ 19.37% |
$312K - $327K
|
2.11K
$1.92M
|
|
|
Jan 07, 2026
Q4 2025
|
Lake Street Financial LLC
|
BUY
|
- |
335+ 3.97% |
$305K - $320K
|
8.77K
$8M
|
|
|
Jan 07, 2026
Q4 2025
|
Bay Rivers Group
|
BUY
|
- |
331+ 5.6% |
$302K - $316K
|
6.25K
$5.7M
|
|
|
Jan 07, 2026
Q4 2025
|
Wespac Advisors So Cal, LLC
|
BUY
|
- |
321New |
$292K - $307K
|
321
$293K
|
|
|
Jan 07, 2026
Q4 2025
|
Innova Wealth Partners
|
BUY
|
- |
285+ 112.65% |
$260K - $272K
|
538
$491K
|
|
|
Jan 08, 2026
Q4 2025
|
Maridea Wealth Management LLC
Brooklyn, NY |
BUY
|
- |
265+ 19.22% |
$241K - $253K
|
1.64K
$1.5M
|
|
|
Jan 12, 2026
Q4 2025
|
Corundum Group, Inc.
|
BUY
|
- |
251+ 18.66% |
$229K - $240K
|
1.6K
$1.46M
|
|
|
Jan 12, 2026
Q4 2025
|
Castleview Partners, LLC
Dallas, TX |
BUY
|
- |
251New |
$229K - $240K
|
251
$229K
|
|
|
Jan 05, 2026
Q4 2025
|
Anderson Hoagland & CO
|
BUY
|
- |
237New |
$216K - $226K
|
237
$216K
|
|
|
Jan 12, 2026
Q4 2025
|
Gen Wealth Group, Inc.
|
BUY
|
- |
226New |
$206K - $216K
|
226
$206K
|
|
|
Jan 08, 2026
Q4 2025
|
Tuttle Capital Management, LLC
|
BUY
|
- |
223+ 33.48% |
$203K - $213K
|
889
$811K
|
|
|
Jan 12, 2026
Q4 2025
|
Traynor Capital Management, Inc.
|
BUY
|
- |
222+ 2.83% |
$202K - $212K
|
8.06K
$7.36M
|
|
|
Jan 08, 2026
Q4 2025
|
North Crest Asset Manangement, LLC
|
BUY
|
- |
221+ 0.5% |
$201K - $211K
|
44.1K
$40.3M
|
|
|
Jan 06, 2026
Q4 2025
|
Fulcrum Equity Management
|
BUY
|
- |
220+ 57.44% |
$200K - $210K
|
603
$550K
|
|
|
Jan 12, 2026
Q4 2025
|
Foster Group, Inc.
|
BUY
|
- |
206+ 20.02% |
$188K - $197K
|
1.24K
$1.13M
|
|
|
Jan 07, 2026
Q4 2025
|
Magnus Financial Group LLC
New York, NY |
BUY
|
- |
199+ 12.42% |
$181K - $190K
|
1.8K
$1.64M
|
|
|
Jan 07, 2026
Q4 2025
|
Processus Wealth & Capital Management, LLC
Brentwood, TN |
BUY
|
- |
198+ 4.16% |
$180K - $189K
|
4.96K
$4.53M
|
|
|
Jan 12, 2026
Q4 2025
|
Evanson Asset Management, LLC
|
BUY
|
- |
191+ 29.2% |
$174K - $182K
|
845
$771K
|
|
|
Jan 07, 2026
Q4 2025
|
Crescent Sterling, Ltd.
Metairie, LA |
BUY
|
- |
191+ 11.05% |
$174K - $182K
|
1.92K
$1.75M
|
|