COSTCO WHOLESALE CORP /NEW - COM (COST)

CUSIP: 22160K105

Q1 2026 13F Holders as of 31 Mar 2026

Share change
-1,879,322
Put/Call ratio
108%
SEC-reported price per share
$996.43
Number of holders
4,229
Value change
-$923,773,335
Number of buys
2,028
Open additional details 1 more signal available
Number of sells
1,741

Security key

22160K105

Report period

Q1 2026

Institutions

4,229

Top holders

10

Ownership snapshot

Top reported holders of COST - COSTCO WHOLESALE CORP /NEW - COM (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
VANGUARD GROUP INC
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
0/15
Latest evidence
31 Dec 2025
13F Highest disclosed value: $37,615,889,097 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

VANGUARD GROUP INC has the largest disclosed position value at $37.62B.

0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens VANGUARD GROUP INC's linked filing trail.
Disclosed position value Top 5
VANGUARD GROUP INC $37.62B
BlackRock, Inc. $30.27B
STATE STREET CORP $15.65B
GEODE CAPITAL MANAGEMENT, LLC $8.92B
Invesco Ltd. $8.59B

Value bars compare disclosed positions; verify each figure against the linked filing evidence.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
VANGUARD GROUP INC
13F
Company
13F
class O/S missing
$37,615,889,097
43,620,717 shares
31 Dec 2025
BlackRock, Inc.
13F
Company
13F
class O/S missing
$30,267,721,230
35,099,521 shares
31 Dec 2025
STATE STREET CORP
13F
Company
13F
class O/S missing
$15,649,021,092
18,147,159 shares
31 Dec 2025
GEODE CAPITAL MANAGEMENT, LLC
13F
Company
13F
class O/S missing
$8,919,573,365
10,388,519 shares
31 Dec 2025
Invesco Ltd.
13F
Company
13F
class O/S missing
$8,585,946,849
9,956,568 shares
31 Dec 2025
MORGAN STANLEY
13F
Company
13F
class O/S missing
$8,212,432,781
9,523,423 shares
31 Dec 2025
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
4,229
Shares
315,387,369
Rows available
4,229
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2026 vs Q1 2026 Across Filers

Q1 2026 holders
4,229
Q1 2026 holders
4,229
Holder diff
0
Investor Q1 2026 Shares Q1 2026 Shares Share Diff Share Chg % Q1 2026 value Q1 2026 value Value change Value Chg %
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