Applied Optoelectronics, Lumentum, Coherent Shares Drop as Momentum Traders Take Profits in AI Optical Components Sector

Shares of Applied Optoelectronics (AAOI), Lumentum (LITE), and Coherent (COHR) fell between 6% to 10% on May 18 due to profit-taking by momentum traders following significant gains. The optical components sector, crucial for AI data center infrastructure upgrades from 400G to 800G transceivers, is experiencing a pullback as valuations reach extreme levels.

By David Moadel Mon, May 18, 2026 at 7:41 PM GMT+3 4 min read · Yahoo Finance ·

Applied Optoelectronics, Lumentum, Coherent Shares Drop as Momentum Traders Take Profits in AI Optical Components Sector

Tickers: $AAOI $COHR $LITE

Topics: AI infrastructure momentum trading optical components profit-taking

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