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).
Keysight returned 16.2% during the quarter, also ending with a weight of 3.4%. Keysight is the market leader for test and measurement equipment, facilitating precise measurement of electrical and radio wave signals for use in communications, electronics, and aerospace and defense (A&D) industries. Keysight reported solid fourth quarter fiscal year results, with revenue and earnings both above the guided range, and forecasted sustained strong growth in fiscal year 2026. AI-related demand is driving the fastest growth in Keysight’s wireline business and represented approximately 10% of Keysight total revenue in 2025; however, the growth is broad-based, with all segments growing high-single digits or better, and fourth quarter orders grew 14%. Supported by a robust pipeline, management forecasts fiscal year 2026 organic revenue growth of at least 7% and EPS growth of at least 10%. Overall, Keysight is extremely well positioned to benefit from ongoing technology innovation across the wireless, networking, and semiconductor markets.”
Keysight Technologies, Inc. (NYSE:KEYS) is not on our list of 40 Most Popular Stocks Among Hedge Funds Heading Into 2026. According to our database, 51 hedge fund portfolios held Keysight Technologies, Inc. (NYSE:KEYS) at the end of the fourth quarter, up from 44 in the previous quarter. Keysight Technologies, Inc. (NYSE:KEYS) revenue grew 23% on a reported basis in the first quarter of fiscal 2026 to $1.60 billion. While we acknowledge the risk and potential of Keysight Technologies, Inc. (NYSE:KEYS) as an investment, our conviction lies in the belief that some AI stocks hold greater promise for delivering higher returns and doing so within a shorter time frame. If you are looking for an AI stock that is more promising than Keysight Technologies, Inc. (NYSE:KEYS) and that has 10,000% upside potential, check out our report about this cheapest AI stock.
In another article, we covered Keysight Technologies, Inc. (NYSE:KEYS) and shared a list of stocks Jim Cramer discussed. In addition, please check out our hedge fund investor letters Q4 2025 page for more investor letters from hedge funds and other leading investors.
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Disclosure: None. This article is originally published at Insider Monkey.
