Lumentum stock drops 8% in sharp reversal as optics peers slide; Feb. 5 earnings loom
Lumentum shares fell 8.1% to $354.87 Monday after swinging between $345 and $394.48. Trading volume reached 4.2 million by early afternoon. The drop followed a late-2025 rally and tracked declines in other optical hardware stocks. Investors await Lumentum’s next earnings report on Feb. 5.