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Sienna Gestion

Position in COST — Costco Wholesale Corp /New

CIK 2021242 PARIS, I0

Position in COST

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$12,041,369
-$6,728,883 QoQ
Shares Held
12,872
-32.1% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.72%
of 13F equity value
Holder Rank
#816
of 4,178 holders
Holding Since
Mar 2024
7 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in COST Over Time

Shares Held

Position Value (USD)

Position in Discount Stores

Consumer Defensive · as of Jun 30, 2026

Sienna Gestion holds $34,098,943 across 4 Discount Stores names. COST ranks #2 (35.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 COST
Costco Wholesale Corp /New
This page
12,872 $12,041,369

All Filings in COST

Export CSV
7 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $12,041,369 12,872
2025-06-30 $18,770,252 18,961
2025-03-31 $16,223,910 17,154
2024-12-31 $17,545,654 19,149
2024-09-30 $16,975,971 19,149
2024-06-30 $13,304,043 15,652
2024-03-31 $10,994,578 15,007