Brown Brothers Harriman, an investment management company, released its Q4 2025 investor letter for the BBH Select Series – Mid Cap ETF. A copy of the letter is available for download here. In the quarter, the ETF decreased by 3.9% on a total return basis compared to the Russell Midcap Index’s 0.2% return. The year was characterized by the outperformance of unprofitable and highly volatile companies. Healthcare and materials were the top-performing sectors in the fourth quarter, while communication services and real estate were down. The firm is confident that the market will eventually return its focus to financial fundamentals, such as profitability and cash flow. Please review the Fund’s top five holdings to gain insights into their key selections for 2025.
In its fourth-quarter 2025 investor letter, BBH Select Series – Mid Cap Fund highlighted stocks like Keysight Technologies, Inc. (NYSE:KEYS). Keysight Technologies, Inc. (NYSE:KEYS) designs and manufactures electronic design and test solutions for communications, electronics, and aerospace and defense (A&D) industries. On March 10, 2026, Keysight Technologies, Inc. (NYSE:KEYS) stock closed at $285.54 per share. One-month return of Keysight Technologies, Inc. (NYSE:KEYS) was 19.96%, and its shares gained 90.44% over the past 52 weeks. Keysight Technologies, Inc. (NYSE:KEYS) has a market capitalization of $49.056 billion.
BBH Select Series – Mid Cap Fund stated the following regarding Keysight Technologies, Inc. (NYSE:KEYS) in its fourth quarter 2025 investor letter:
“For the quarter, the Fund’s largest positive contributors were Darling Ingredients Inc. (Darling) and Keysight Technologies Inc. (Keysight).


