COST
Costco Whsl (COST)
NASDAQ
$1,015.83-$2.38 (-0.23%)
Price as of Oct 22, 2026 7:59 PM EDT
  • $442.4B
    Market Cap
  • 6.29%
    1-Year Change
  • Discount Stores
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
VANGUARD GROUP INC
9.84%
43.6M
+165,349 (+0.38%)
Dec 31, 2025
BLACKROCK FUNDING, INC. /DE
7.84%
34.8M
+1.2M (+3.47%)
Dec 31, 2024
BLACKROCK, INC.
7.72%
34.2M
-744,206 (-2.18%)
Jun 30, 2026
BLACKROCK INC.
7.49%
33.2M
+835,171 (+2.52%)
Jun 30, 2024
VANGUARD CAPITAL MANAGEMENT LLC
6.54%
29.0M
+129,157 (+0.45%)
Jun 30, 2026
STATE STREET CORP
4.15%
18.4M
+232,719 (+1.27%)
Jun 30, 2026
INVESCO LTD.
3.16%
14.0M
+4.7M (+33.41%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions5.7B (59.15%)
  • Mutual Funds4.0B (40.83%)
  • Insiders2.4M (0.02%)
  • Other0 (0.00%)

Insider Transactions

  • 0.02% (2.4M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 10
    Number of InsiderSelling (last 12 months)
  • $106.9M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Frates Caton
Sr. Executive Vice President
Sell
Sep 29, 2026
$733,328.36
801
$915.93
7,912
Adamo Claudine
Executive Vice President
Sell
Sep 29, 2026
$2.0M
2,200
$915.93
7,134
Frates Caton
Executive Vice President
Award
Sep 10, 2026
$0.00
4,552
$0.00
10,367
Jones Teresa A.
Executive Vice President
Award
Sep 10, 2026
$0.00
4,129
$0.00
8,057
Frates Caton
Executive Vice President
In Kind
Sep 10, 2026
$1.5M
1,654
$902.38
8,713
Wilcox William Richard
Executive Vice President
Award
Sep 10, 2026
$0.00
4,129
$0.00
6,129
Adamo Claudine
Executive Vice President
Award
Sep 10, 2026
$0.00
4,129
$0.00
10,250
Klauer James C
Executive Vice President
Award
Sep 10, 2026
$0.00
4,129
$0.00
48,966
Jones Teresa A.
Executive Vice President
In Kind
Sep 10, 2026
$1.3M
1,459
$902.38
6,598
Wilcox William Richard
Executive Vice President
In Kind
Sep 10, 2026
$1.7M
1,935
$902.38
4,194
Adamo Claudine
Executive Vice President
In Kind
Sep 10, 2026
$827,198.21
917
$902.38
9,334
Riel Pierre
Executive Vice President
Award
Sep 10, 2026
$0.00
4,552
$0.00
15,808
Rubananko Yoram
Executive Vice President
Award
Sep 10, 2026
$0.00
4,129
$0.00
12,376
Klauer James C
Executive Vice President
In Kind
Sep 10, 2026
$844,731.45
936
$902.38
48,030
Rubananko Yoram
Executive Vice President
In Kind
Sep 10, 2026
$1.5M
1,696
$902.38
10,680
Riel Pierre
Executive Vice President
In Kind
Sep 10, 2026
$1.4M
1,562
$902.38
14,246
RAIKES JEFFREY S
Gift
Jul 10, 2026
$0.00
5,249
$0.00
6,044
DENMAN KENNETH D
Sell
Jun 23, 2026
$847,345.46
885
$957.45
4,779
Frates Caton
Executive Vice President
Sell
Apr 01, 2026
$695,100.00
700
$993.00
5,815
George Sarah Catherine
Executive Vice President
Discretionary
Mar 12, 2026
$636,482.78
642
$991.21
0
MILLERCHIP GARY
Executive Vice President
In Kind
Mar 11, 2026
$1.1M
1,154
$992.23
15,465
Adamo Claudine
Executive Vice President
Sell
Mar 09, 2026
$732,205.33
730
$1,003.02
6,121
RAIKES JEFFREY S
Gift
Jan 27, 2026
$0.00
5,115
$0.00
11,293
Jones Teresa A.
Executive Vice President
Gift
Jan 27, 2026
$0.00
300
$0.00
3,928
Jones Teresa A.
Executive Vice President
Sell
Jan 21, 2026
$838,318.19
850
$986.26
4,228
Raimondo Gina Marie
Award
Jan 16, 2026
$0.00
215
$0.00
215
DECKER SUSAN L
Sell
Jan 16, 2026
$437,390.00
458
$955.00
8,532
Klauer James C
Executive Vice President
Sell
Jan 14, 2026
$1.4M
1,500
$939.00
44,837
Miller Russell D
Sr. Executive Vice President
Sell
Jan 09, 2026
$1.4M
1,500
$916.32
8,240
POLIT JAVIER
Executive Vice President
Sell
Dec 30, 2025
$481,758.59
558
$862.89
10,190