COST · News · 20261016N

Institutional Ownership Changes

COSTCO WHOLESALE CORP /NEW · 2026-10-16 · Importance 26 · Surprise 38

Assenagon Asset Management reduced its Costco stake by 17.8% in the third quarter, selling 119,224 shares and retaining 551,080 shares valued at $467.96 million. Ninety One UK Ltd. cut its position by 32.4%, selling 99,280 shares while retaining a holding valued at $187.8 million. In contrast, the State of Alaska Department of Revenue increased its Costco holdings by 16.5% to 63,529 shares valued at $57.8 million.

Key facts

• Ninety One UK Ltd reduced its stake in Costco Wholesale by 32.4%, selling 99,280 shares and retaining a holding valued at $187.8 million. source
• Assenagon Asset Management S.A. reduced its stake in Costco Wholesale by 17.8%, selling 119,224 shares and owning 551,080 shares valued at $467.96 million. source
• The State of Alaska Department of Revenue increased its holdings in Costco Wholesale by 16.5% to 63,529 shares valued at $57.8 million. source