Why Lumentum stock is whipping around today as Wall Street gears up for earnings

Lumentum Holdings shares climbed roughly 2.5% Friday, closing at $390.96 following a choppy session that saw prices dip to $389.18 before spiking to $448.00.

Applied Optoelectronics (AAOI) stock jumps nearly 18% on Oxford Instruments Texas expansion deal

Applied Optoelectronics (AAOI) stock jumps nearly 18% on Oxford Instruments Texas expansion deal

Applied Optoelectronics Inc shares surged nearly 18% on Wednesday following Oxford Instruments' announcement that it secured a plasma equipment supply deal linked to the U.S. optical components firm's expansion in Texas. By 12:45 p.m. EST, the stock had climbed roughly 17.8% to $44.05, hitting a session high of $44.25.
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