On August 13, 2025, after market hours, the Company issued a press release entitled “Coherent Announces Agreement to Sell Aerospace and Defense Business to Advent for $400 Million.” The press release further stated that the “transaction is expected to close in the third quarter of calendar year 2025, subject to customary closing conditions.”
On this news, Coherent’s stock fell $22.36, or 19.6%, to close at $91.65 per share on August 14, 2025.