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BlackRock, Inc.

Position in COST — Costco Wholesale Corp /New

CIK 2012383 New York, NY

Position in COST

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$34,822,279,056
+$4,554,558,132 QoQ
Shares Held
34,947,040
-0.4% QoQ
Ownership
7.88%
of shares outstanding
% of Portfolio
0.65%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2024
7 quarters on record
Voting authority Sole 89.21759611114418.ToString("F0")% Shared 0.ToString("F0")% None 10.782403888855823.ToString("F0")%

Common Shares in COST Over Time

Shares Held

Position Value (USD)

Derivatives in COST

reported options exposure · as of Dec 31, 2024
CallValue
$95,658,588
CallShares
104,400
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Discount Stores

Consumer Defensive · as of Mar 31, 2026

BlackRock, Inc. holds $90,396,163,587 across 9 Discount Stores names. COST ranks #2 (38.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 COST
Costco Wholesale Corp /New
This page
34,947,040 $34,822,279,056

All Filings in COST

Export CSV
9 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $34,822,279,056 34,947,040
2025-12-31 $30,267,720,924 35,099,521
2025-09-30 $32,195,196,929 34,781,929
2025-06-30 $35,225,850,721 35,583,824
2025-03-31 $33,038,145,840 34,932,168
2024-12-31 $95,658,588 104,400
2024-12-31 $31,850,911,349 34,761,491
2024-09-30 $29,747,690,112 33,555,577
2024-09-30 $126,151,796 142,300