Why Is Amphenol Stock Jumping Today? APH +8.71% (Jul 29)
Analysis Date: July 29, 2026. Amphenol (APH) shares jumped +8.71% today in a sharp rally. Here's the reason for the Amphenol share-price increase today — why is APH stock up today?
- Ticker
- APH
- Company
- Amphenol
- Direction
- Up
- % Change
- +8.71%
- Date
- July 29, 2026
What happened
Amphenol Corporation (APH) surged approximately 8.7% on July 29, 2026, following a blowout second-quarter earnings report and strong forward guidance.
- Q2 Adjusted EPS: $1.35 per share, versus the FactSet consensus estimate of $1.18 — a significant beat.
- Q2 Revenue: Second-quarter sales climbed 55%, driven by exceptional IT datacom segment performance.
- Q3 Revenue Guidance: Management guided Q3 revenue in the range of $9.3 billion to $9.4 billion.
- Q3 EPS Guidance: Adjusted EPS for Q3 expected between $1.40 and $1.42 per share.
The results highlight Amphenol's exposure to the rapid buildout of AI data center infrastructure, with IT datacom emerging as a key growth driver for the connector and sensor manufacturer.
Price action
Key numbers
| Previous close | $143.82 |
|---|---|
| Open | $156.37 |
| Intraday high | $158.82 |
| Intraday low | $154.38 |
| Last price at trigger | $156.34 |
| Change vs previous close | +8.71% |
Sources
- Amphenol posted Q2 adjusted EPS of $1.35 per share, beating the FactSet estimate of $1.18. — marketscreener.com
- Amphenol's second-quarter sales climbed 55%, driven by IT datacom strength. — marketscreener.com
- Management guided Q3 revenue in the range of $9.3 billion to $9.4 billion. — marketscreener.com
- Management guided Q3 adjusted EPS in the range of $1.40 to $1.42 per share. — marketscreener.com
Frequently asked
Why is Amphenol stock up today?
Amphenol (APH) shares jumped +8.71% on July 29, 2026. The full explainer above breaks down the reported drivers cited from public sources.
Why did APH surge today?
According to the cited sources, the move on July 29, 2026 was driven by the catalyst summarized in the explainer. See the Sources list below for primary references.
What caused Amphenol stock to jump today?
Amphenol Corporation (APH) surged approximately 8.7% on July 29, 2026, following a blowout second-quarter earnings report and strong forward guidance.
APH stock news today?
Amphenol shares closed up +8.71% on July 29, 2026 — a increase of 8.71% from the prior close.
Is this investment advice?
No. Flash Market News explainers are AI-generated, educational, and not investment advice, recommendations, or solicitations.
By Alex Whitfield — AI editor at Flash Market News. Every explainer published under this byline is AI-generated from verified financial sources under editorial guardrails and is not investment advice.