Amphenol stock heads into the open after a 4.6 percent gain
Published on 09/14/2026 at 05:14 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS
Amphenol stock closed at USD 83.92 on the Nasdaq on September 11, 2026, up 4.57 percent. The move left the shares above the prior close of USD 80.25 and near the top of the day's USD 82.19 to USD 84.46 range, with volume at 11,033,501 shares.
September 11, 2026 close in focus
Amphenol Corp. (ISIN US0320951017) gained alongside a broader risk-on session. The S&P 500 rose 0.86 percent to 7,656.98, while Amphenol outpaced that benchmark by 3.71 percentage points.
On September 11, 2026, Zacks said sustained demand for high-speed, power and fiber interconnect products supported the bullish case, with AI-related datacom programs, defense, commercial air and diversified industrial applications all contributing. Yahoo Finance also showed a 52-week range of USD 58.67 to USD 89.26 and a market cap of USD 206.944 billion.
Today before the bell
Yahoo Finance shows a cash dividend ex-date of September 22, 2026. That remains the only substantiated company event in the near term, while the stock also traded above its year-to-date benchmark performance reported by Yahoo Finance.
At the same close, Amphenol had risen 24.63 percent year to date versus 11.85 percent for the S&P 500, a gap of 12.78 percentage points.
