15 AI Stocks That Could Break the Trillion Dollar Barrier

12. Amphenol Corporation (NYSE:APH)

Market Capitalization as of April 20: $183 Billion

Next Year Revenue Growth: 33%

Next Year EBITDA Growth: 40%

Amphenol Corporation (NYSE:APH) is one of the AI stocks that could break the trillion dollar barrier. The company has emerged as an essential, high-margin play on the physical connectivity required for the AI revolution. The most aggressive driver for investor interest is Amphenol’s role as a primary supplier to NVIDIA. The firm’s IT datacom segment, which provides the high-speed and power interconnects for AI servers, delivered triple-digit growth in late 2025 and early 2026. The stock has become popular among elite investors because it captures the AI boom without the extreme volatility of chipmaker stocks. As AI clusters grow from thousands to millions of GPUs, the need for physical cabling, backplanes, and power connectors increases exponentially.

Amphenol Corporation (NYSE:APH) is also making purchase moves that are adding value to the stock. In January 2026, the firm closed the acquisition of CommScope’s Connectivity and Cable Solutions business. This deal added approximately $4.1 billion in annual sales and deepened Amphenol’s exposure to the fiber and copper connectivity essential for hyperscaler data centers of Amazon, Google, and Meta. Institutions view this as a major earnings catalyst for 2026 and 2027. The company has industry-leading profitability numbers. It ended 2025 with a record adjusted operating margin of 27.5%, significantly outperforming industrial peers. In 2025, Amphenol generated $4.4 billion in free cash flow, which it used to return nearly $1.5 billion to shareholders through buybacks and dividends.