APH is Overvalued at 27.17X P/E: Should You Still Buy the Stock?

Amphenol APH shares are overvalued, as suggested by a Value Score of D. In terms of the forward 12-month price-to-earnings (P/E), APH is trading at 27.17X compared with the broader Zacks Computer and Technology sector and peers. The broader sector is trading at 20.59X, while TE Connectivity TEL, Belden BDC and Aptiv APTV trade at 16.32X, 12.57X and 7.22X, respectively.

APH Stock’s Valuation

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Technically, APH shares are trading above the 50 and 200-day moving averages (SMAs), indicating a bullish trend.

APH Stock Trades Above 50 & 200-Day SMAs

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Is Amphenol worth buying at current prices? Let’s dig deep to find out.

AI Demand & Diversified End-Markets Aid APH’s Prospects

APH shares have outperformed peers, including TE Connectivity, Belden and Aptiv, in the year-to-date (YTD) period. Shares of Belden have climbed 4.9%, while TE Connectivity and Aptiv have lost 6.8% and 40.1%, respectively, over the same time frame. Amphenol returned 24.2% YTD.

APH Stock’s Price Performance

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APH appears particularly well positioned as hyperscalers and other customers increase investment in AI data centers. The company participates across the connectivity architecture through its high-speed copper, fiber optics, and power interconnects offerings, rather than relying on a single technology. IT datacom has become APH’s largest end market, accounting for 43% of the second-quarter 2026 sales. Sales in this market surged 89% year over year and 22% sequentially, driven by accelerating demand for products used in AI applications.

Amphenol benefits from a diversified end market. In the second quarter of 2026, revenues jumped 55% year over year to $8.8 billion, including a strong 30% organic increase. The increase to outsized IT datacom demand, together with strong growth in industrial, defense, commercial aerospace and mobile devices, drove the revenue performance. Moreover, second-quarter 2026 orders reached $10.7 billion, up 94% year over year, producing a robust book-to-bill ratio of 1.23X. Organic orders were also up 63%, indicating that the momentum was not merely acquisition-driven.

APH is benefiting from increasing investment in current and next-generation defense technologies globally, while capacity expansions and a broader product portfolio should help it capture this demand. Commercial aerospace is benefiting from higher aircraft production and increasing APH content on next-generation aircraft. On a combined basis, these businesses provide diversification away from the more AI-sensitive IT datacom market.  

Meanwhile, industrial sales rose 18% organically in the second quarter of 2026, with growth across virtually all industrial segments and double-digit growth across all three geographic regions. The acquisition of El.Com expands APH’s high-voltage and value-added interconnect capabilities, while continued adoption of electronics, sensors and connectivity in industrial equipment should support longer-term content growth. APH is benefiting from electrified drivetrains and increasing electronic content in next-generation vehicles. Management continues to target design wins in higher-content platforms, which could allow APH to grow even if overall global vehicle production remains relatively subdued.

APH Rides on Acquisitions & Strong Cash Generation Ability

Amphenol’s CommScope acquisition is performing substantially better than anticipated. Management raised its 2026 expectation for CommScope to $4.6 billion of sales and 30 cents per share of adjusted earnings accretion, versus its earlier forecast of $4.1 billion and 15 cents per share, respectively. Better-than-expected integration and earnings contribution have strengthened investor confidence in APH’s acquisition strategy. 

Beyond CommScope, APH completed the El.Com and Wilder Technologies acquisitions in the second quarter of 2026. Wilder strengthens high-speed test and measurement capabilities for IT datacom, while El.Com adds high-voltage interconnect solutions for industrial, defense and aerospace customers. Amphenol views its ability to acquire and successfully integrate complementary businesses as a core competitive advantage

Moreover, APH’s strong cash generation ability should support reinvestment and shareholder returns. In the second quarter of 2026, operating cash flow was $1.6 billion and free cash flow was $1.2 billion. APH also returned about $515 million to shareholders through dividends and buybacks. Strong cash generation gives the company flexibility to fund capacity additions, acquisitions and shareholder returns simultaneously.

APH’s 3Q’26 Earnings Estimate Revision Shows Rising Trend

Amphenol expects third-quarter 2026 earnings between $1.40 per share and $1.42 per share. Revenues are anticipated between $9.3 billion and $9.4 billion.
 

The Zacks Consensus Estimate for third-quarter 2026 earnings is pegged at 72 per share, up by a penny over the past 30 days and indicates 53.2% growth over the year-ago quarter’s reported figure.

Conclusion

Amphenol’s strong exposure to AI-driven IT datacom demand, diversified end markets and improving acquisition contributions support a favorable growth outlook. Robust demand for high-speed copper, optical and power interconnect solutions, along with rising electronics content across defense, aerospace, industrial and automotive applications, should sustain top-line momentum. The better-than-expected performance of CommScope and strong cash generation further enhance APH’s ability to fund growth initiatives and pursue complementary acquisitions. Given these factors, the stock’s premium valuation appears supported by its strong growth prospects and execution capabilities.

APH currently has a Zacks Rank #2 (Buy), which implies that investors should start accumulating the stock right now. You can see the complete list of today’s Zacks #1 Rank (Strong Buy) stocks here.

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This article originally published on Zacks Investment Research (zacks.com).

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