Effective Execution Lifted Amphenol Corp (AMP) in Q3

TimesSquare Capital Management, an equity investment management company, released its “U.S. Focus Growth Strategy” third-quarter 2025 investor letter. A copy of the letter can be downloaded here. In the third quarter, all the major asset classes posted positive returns except fixed income assets outside the US. The strategy returned 4.00% (gross) and 3.78% (net) compared to a 2.78% return for the Russell Midcap Growth Index. In addition, please check the fund’s top five holdings to know its best picks in 2025.

In its third-quarter 2025 investor letter, TimesSquare Capital U.S. Focus Growth Strategy highlighted stocks such as Amphenol Corporation (NYSE:APH). Amphenol Corporation (NYSE:APH) designs and manufactures electrical, electronic, and fiber optic connectors. The one-month return of Amphenol Corporation (NYSE:APH) was -2.34%, and its shares gained 71.52% of their value over the last 52 weeks. On December 12, 2025, Amphenol Corporation (NYSE:APH) stock closed at $129.24 per share, with a market capitalization of $158.197 billion.

TimesSquare Capital U.S. Focus Growth Strategy stated the following regarding Amphenol Corporation (NYSE:APH) in its third quarter 2025 investor letter:

"Among the wide variety of Information Technology companies, we prefer critical system providers, specialized component designers, systems that improve productivity or efficiency for their clients, and others that are growing their shares of corporate IT budgets. Amphenol Corporation (NYSE:APH) designs and produces electrical, electronic, and fiber optic connectors. The company reported a strong beat to second quarter estimates, resulting in a 25% gain. Despite macroeconomic and tariff noise, Amphenol continues to execute well."

Amphenol Corporation (NYSE:APH) is not on our list of 30 Most Popular Stocks Among Hedge Funds. As per our database, 89 hedge fund portfolios held Amphenol Corporation (NYSE:APH) at the end of the third quarter, which was 81 in the previous quarter. Amphenol Corporation’s (NYSE:APH) third quarter sales were up 53% in US dollars and 52% in local currencies to $6.194 billion. While we acknowledge the potential of Amphenol Corporation (NYSE:APH) as an investment, we believe certain AI stocks offer greater upside potential and carry less downside risk. If you're looking for an extremely undervalued AI stock that also stands to benefit significantly from Trump-era tariffs and the onshoring trend, see our free report on the best short-term AI stock.

In another article, we covered Amphenol Corporation (NYSE:APH) and shared the list of best large cap stocks to invest in for the long term. Amphenol Corporation (NYSE:APH) contributed to Baron Asset Fund’s performance in Q3 2025, as its shares rallied on rising data center spending expectations driven by accelerating AI adoption. In addition, please check out our hedge fund investor letters Q3 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.