Astera Labs is trading at $278.44 (-4.16%) with no clear August 21, 2026 company-specific announcement identified as the direct catalyst.

  • Latest reported quarter revenue reached $392.4 million, up 104% year over year; third-quarter guidance is $540 million–$560 million.
  • Available coverage points to earlier earnings, guidance, valuation, and customer-concentration discussions.
  • Major indexes are higher, so broader market direction does not clearly explain the decline.