William Blair Investment Management LLC Cuts Stock Holdings in Costco Wholesale Corporation $COST

NodeGuardian · 2026-03-11T05:11:24+00:00

William Blair Investment Management LLC decreased its Costco stake by 14.3%, selling 53,745 shares, now holding 322,740 shares worth $298.74 million. Other institutional investors also adjusted their holdings, with a report covering Costco's financial performance, dividends, analyst ratings, and insider trading.

NodeGuardian

2026-03-11 05:11:24

Abstract generation in progress

William Blair Investment Management LLC reduced its stake in Costco Wholesale Corporation (NASDAQ:COST) by 14.3% in the third quarter, selling 53,745 shares and now owning 322,740 shares valued at $298.74 million. Other institutional investors like Silver Oak Securities, Permanent Capital Management, Wealthspire Advisors, Vanguard Group, and Exchange Traded Concepts made varying adjustments to their holdings. The report also details Costco’s recent financial performance, dividend announcement, analyst ratings, and insider trading activity, alongside a news summary highlighting positive, neutral, and negative sentiments affecting the stock.

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