TimesSquare Capital Management, an equity investment management company, released its “U.S. Focus Growth Strategy” fourth-quarter 2025 investor letter. A copy of the letter can be downloaded here. The strategy returned -3.55% (gross) and -3.76% (net) in the fourth quarter compared to a -3.70% return for the Russell Midcap Growth Index. In 2025, the strategy returned 14.84% (gross) and 13.88% (net) compared to 8.66% for the index. Global equity markets ended the quarter on a positive note, with Europe leading, followed by Emerging Markets. In most markets, large caps outperformed small caps. The trade truce between the United States and China was prolonged for an additional year, but global geopolitical concerns, whether related to tariffs or not, persisted. Third-quarter GDP exceeded expectations, but consumer caution persists due to ongoing labor-market softening, influencing the Fed’s decision on interest rate cuts. Please review the Strategy’s top five holdings to gain insights into their key selections for 2025.
In its fourth-quarter 2025 investor letter, TimesSquare Capital U.S. Focus Growth Strategy highlighted stocks like Amphenol Corporation (NYSE:APH). Amphenol Corporation (NYSE:APH) is a leading manufacturer of electrical, electronic, and fiber optic connectors serving Automotive, Broadband Communications, Commercial Aerospace, Defense, Industrial, Information Technology and Data Communications, Mobile Devices, and Mobile Networks. On March 19, 2026, Amphenol Corporation (NYSE:APH) stock closed at $130.65 per share. One-month return of Amphenol Corporation (NYSE:APH) was -13.50%, and its shares gained 96.17% over the past 52 weeks. Amphenol Corporation (NYSE:APH) has a market capitalization of $160.597 billion.
TimesSquare Capital U.S. Focus Growth Strategy stated the following regarding Amphenol Corporation (NYSE:APH) in its fourth quarter 2025 investor letter:
“Among the wide variety of Information Technology companies, we prefer critical systems providers, specialized component designers, systems that improve client productivity or efficiency, and others that are growing their share of corporate IT budgets. Amphenol Corporation (NYSE:APH) designs and manufactures electrical, electronic, and fiber-optic connectors. Its shares climbed 9% on the heels of a strong quarter, with revenues and earnings well above both company guidance and Street estimates. Management noted their production cycle times have shortened after adding capacity to service demand. Defense, commercial aerospace, and data communications were highlighted for solid sales.”

Amphenol Corporation (NYSE:APH) is not on our list of 40 Most Popular Stocks Among Hedge Funds Heading Into 2026. According to our database, 103 hedge fund portfolios held Amphenol Corporation (NYSE:APH) at the end of the fourth quarter, up from 89 in the previous quarter. Amphenol Corporation (NYSE:APH) reported record sales in Q4 2025, reaching $6.439 billion, reflecting an increase of 49% in US dollars compared to Q4 2024. While we acknowledge the risk and potential of Amphenol Corporation (NYSE:APH) 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 Amphenol Corporation (NYSE:APH) and that has 10,000% upside potential, check out our report about this cheapest AI stock.
In another article, we covered Amphenol Corporation (NYSE:APH) and shared Aoris Investment Management’s views on the company. 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.

