Blair William & Co. IL Boosts CME Group Stake

Investment firm increases holdings in major financial services provider

Published on Mar. 8, 2026

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Blair William & Co. IL, an investment management firm, has increased its stake in CME Group Inc. (NASDAQ:CME) by 2.3% during the third quarter, according to a recent SEC filing. The firm now owns 146,632 shares of the financial services provider's stock, valued at $39.6 million as of the most recent disclosure.

Why it matters

CME Group operates some of the world's largest derivatives exchanges, including the Chicago Mercantile Exchange, Chicago Board of Trade, and NYMEX. As a major player in the global financial markets, changes in CME Group's ownership structure can provide insights into investor sentiment and market trends.

The details

According to the SEC filing, Blair William & Co. IL purchased an additional 3,227 shares of CME Group during the third quarter, bringing its total holdings to 146,632 shares. This represents a 2.3% increase in the firm's stake in the company. CME Group is a leading global markets company that offers a wide range of futures and options contracts across asset classes such as interest rates, equity indexes, foreign exchange, energy, agricultural commodities, and metals.

The SEC filing was made on March 8, 2026, disclosing the firm's holdings as of the third quarter of the previous year.

The players