Buffalo Firm Acquires New Stake in Costco Wholesale

Buffalo Business & Estate Services Ltd. adds 6,450 shares of the retail giant to its portfolio.

Apr. 6, 2026 at 8:34am

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Buffalo Business & Estate Services Ltd., a financial services firm based in Buffalo, New York, disclosed in a recent SEC filing that it acquired a new position in Costco Wholesale Corporation (NASDAQ: COST) during the fourth quarter. The firm purchased 6,450 shares of the retailer's stock, valued at approximately $5.56 million.

Why it matters

This investment by Buffalo Business & Estate Services represents a notable new position in one of the most prominent and successful retail companies in the United States. Costco's membership-based warehouse club model has proven highly resilient, and the stock has been a consistent performer for investors over the long term.

The details

According to the 13F filing, the new Costco position makes up approximately 0.8% of Buffalo Business & Estate Services' total investment portfolio, making it the firm's 20th largest holding. The purchase comes as Costco has continued to post strong financial results, with the company reporting $69.6 billion in revenue and $4.58 in earnings per share for the most recent quarter.

  • The new Costco position was disclosed in Buffalo Business & Estate Services' 13F filing for the fourth quarter of 2025.

The players

Buffalo Business & Estate Services Ltd.

A financial services firm based in Buffalo, New York that manages investments for individual and institutional clients.

Costco Wholesale Corporation

A leading membership-based warehouse club that sells a wide variety of merchandise in bulk at discounted prices.

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The takeaway

This investment by a Buffalo-based firm highlights the continued appeal of Costco's business model and the stock's status as a reliable long-term holding for institutional investors. As Costco expands its footprint and maintains its focus on value, it remains an attractive option for those seeking exposure to the retail sector.