Coherent stock price in focus as COHR heads for Tuesday restart after product flurry
Coherent Corp shares closed Friday down 2.5% at $191.04, after reaching a high of $201.93 and dipping to $189.59 during the session.
Coherent stock: what to watch Tuesday after bondable diamond cooling launch
Coherent Corp’s shares ended Friday at $191.04, dropping about 2.5%. The photonics supplier will likely draw renewed focus as U.S. markets resume after the Martin Luther King Jr. Day holiday, driven by its rollout of a new thermal-management product line.
Coherent stock swings into Tuesday reopen as analysts cite AI-optics demand, Photonics West
Coherent Corp shares closed Friday down 2.5%, slipping to $191.04 after a big bounce the day before. The photonics supplier had surged 6.4% on Thursday, reaching an intraday peak of $210.90 before retreating. Wall Street’s fresh price-target upgrades kept the stock in focus on AI-driven trading lists.
Coherent (COHR) stock jumps after-hours as new laser gear lands ahead of Photonics West
Coherent Corp shares rose in after-hours trading on Thursday, holding onto a strong session that pushed the stock as high as $210.89 before it eased back. The shares were last up 6.4% at $195.96, with about 7.0 million shares traded.
Coherent stock snaps back after steep slide as jobs data lifts tech — what COHR traders watch next
Coherent Corp. shares closed up 2.84% at $178.06 on Friday, clawing back some ground a day after the stock slid 9.64% in a sharp reversal that jolted the week’s highfliers. The stock traded between $167.50 and $181.55 in the session, with volume of about 5.46 million shares.
Coherent (COHR) stock slides nearly 10% as investors turn picky on AI-linked optics
Coherent Corp shares slid 9.6% to $173.31 in afternoon trading on Thursday, reversing earlier gains as a wave of selling hit some AI-linked hardware names. The stock ranged from $192.50 to $173.29, with volume running a bit above its recent average.
Ciena stock tumbles 14% as AI-networking names retreat — what investors watch next
Ciena Corp shares were down about 14% at $222.73 on Thursday, after ending Wednesday at $259.27 and touching $260 earlier in the session. Roughly 2.8 million shares had changed hands by early afternoon. Optical peer Lumentum Holdings fell about 11% and Coherent slid roughly 9%, while Arista Networks was down about 5%.
Lumentum stock slides 8% as optics peers stumble; investors eye February earnings update
Shares of Lumentum Holdings Inc fell about 7.6% on Monday, extending a selloff across parts of the optical networking space even as the broader U.S. equity market held higher.
Lumentum stock rises 4% as AI data‑center optics rally kicks off 2026
Shares of Lumentum Holdings Inc rose 4.3% to $384.31 in afternoon trading on Friday, extending a strong run in AI-linked optical hardware names. The stock has traded between $374.87 and $391.92 so far in the session.
AAOI stock jumps 13% today as AI optics names rally and short interest stays high
Applied Optoelectronics Inc shares rose about 13% on Friday, trading at $39.55 after touching $39.58 earlier in the session. The Nasdaq-listed stock last closed at $34.86.
Lumentum stock rebounds today after Monday slide as year-end trading stays thin
Lumentum Holdings Inc shares rose 1.3% to $377.59 in midday trading on Tuesday, paring part of the prior session’s slide. The stock traded between $370.00 and $380.32, with about 800,000 shares changing hands.
Lumentum stock slides late as year-end tech pullback hits AI optics names
Lumentum Holdings Inc shares fell 4.6% to $372.61 in after-hours trading on Monday, after dropping as much as 6.7% earlier in the session. The stock traded between $364.50 and $390.00, with about 3.0 million shares changing hands.
Lumentum stock tumbles as year-end tech pullback hits AI optics names
Shares of Lumentum Holdings fell 4.1% to $374.87 by 12:56 p.m. ET, extending a pullback from last week’s highs.
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