Ultra Clean Holdings is trading $71.89 (+5.98%) in after-hours trading, with no confirmed company-specific catalyst identified.
- It closed at $67.83 on August 31, 2026; no confirmed company announcement, earnings release, or analyst action was identified.
- The previously announced $400 million at-the-market offering remains a potential dilution overhang but does not directly explain the rebound.
- Broader markets were mixed, so global sentiment is not a clear catalyst.