Coherent is trading 10.5% down now at $314.21 after a sharp pullback from the August 17 close of $351.22, with the decline appearing primarily driven by profit-taking after a volatile rally.
- No single negative company catalyst has been confirmed.
- Semiconductor shares are broadly weaker as rising Treasury yields, higher oil prices, and Middle East tensions pressure growth-stock valuations.
- Coherent’s August 17 SiC sampling announcement was positive, not bearish.