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Coherent Stock Climbs 21% On A 5-Day Winning Streak

Trefis | Sep 22, 2026 10:27 AM EDT

A five-day surge has put the stock back on the map, but the underlying numbers suggest caution for investors chasing momentum. A five-day run in Coherent (COHR) stock has added about $11 billion to the company’s market value. The streak has now lasted for 5 consecutive trading days, producing a cumulative gain of 21% and […]

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