Coherent Expands Pluggable Optical Line Systems Portfolio with Full C-Band Amplification to Enable AI Datacenter Networks
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Historical context for COHR
Across the 26 sessions after earlier COHR headlines, the stock closed higher 13 times and lower 13 times, with a median move of 3.7% in either direction. This shows timing only: many things move a stock in a session, and these figures do not show that any headline caused a move.
| Session | Earlier headline | COHR | SPY |
|---|---|---|---|
| Sep 9, 2026 | Coherent Brings AI Datacenter and Photonics Thought Leadership to ECOC 2026 in Málaga, Spain | +0.5% | -0.5% |
| Sep 1, 2026 | Deutsche Bank initiated coverage on Coherent with a new price target | -2.1% | -0.7% |
| Aug 26, 2026 | Coherent Corp. to Unveil PhotonLink™ Platform at ECOC on September 21, 2026 | +2.2% | +0.0% |
| Aug 18, 2026 | Coherent Begins Customer Sampling of 300mm High Thermal Conductivity Silicon Carbide Substrates for AI Infrastructure | -12.8% | -0.7% |
| Aug 13, 2026 | Coherent Corp. Reports Fourth Quarter and Full Year Fiscal 2026 Results | -8.0% | +0.7% |
| Jul 22, 2026 | Coherent Corp. Announces Timing of FY2026 Fourth Quarter and Fiscal Year-End Earnings Release | -1.6% | -0.1% |
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COHR
Coherent Corp.
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