Coherent Stock News

The S&P 500's strong overall performance reflects its heavy weighting at the top. Under the surface, more than a third of the index's stocks are down at least 20% from their 52-week highs.

The sharp moves could partly be a reaction to recent cautious commentary on AI spending.

Coherent (COHR) stock has wavered since mid-August, in step with the consolidation among leading companies in the artificial intelligence industry. Shares were trading at $309.60 on Friday, about 30% below their high for the year.

SAXONBURG, Pa., Sept. 21, 2026 (GLOBE NEWSWIRE) -- Coherent Corp. (NYSE: COHR), the global leader in photonics, today announced PhotonLink™, an integrated optics platform that brings together Coherent's broad portfolio of critical photonics technologies, precision assembly and test capabilities to deliver complete optical solutions for next-generation AI datacenters.

EINDHOVEN, Netherlands and MÁLAGA, Spain, Sept. 21, 2026 (GLOBE NEWSWIRE) -- CUbIQ Technologies, a Dutch pioneer in quantum-safe communications for AI infrastructure, and Coherent Corp. (NYSE: COHR), the global photonics leader, today announced a successful proof-of-concept (POC) quantum key distribution (QKD) demonstrator.

SAXONBURG, Pa., Sept. 20, 2026 (GLOBE NEWSWIRE) -- Coherent Corp. (NYSE: COHR), the global leader in photonics, today announced new optical technologies and live demonstrations designed to help customers scale AI infrastructure at the European Conference on Optical Communication (ECOC) 2026 in Málaga, Spain.

SAXONBURG, Pa., Sept. 17, 2026 (GLOBE NEWSWIRE) -- Coherent Corp. (NYSE: OHR), the global leader in photonics, today announced the expansion of its Pluggable Optical Line System (POLS) portfolio, with the full C-band, high-power variable-gain amplifier optical line system in a compact QSFP form factor. Designed for the latest generation of 800G ZR/ZR+ digital coherent optics, the enhanced POLS ...

Investors are looking further down the AI data-center supply chain for signs of demand amid concerns of a spending slowdown, one expert says.