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NASDAQ:CIEN News 29 December 2025 - 5 February 2026

Ciena stock jumps about 6% as tech rebounds; CIEN traders eye March catalyst

Ciena stock jumps about 6% as tech rebounds; CIEN traders eye March catalyst

Ciena Corp shares rose about 6% to $267.26 by early afternoon Monday after an earlier drop, rebounding alongside other networking stocks like Corning and Nokia. The move followed analyst upgrades and news of new fiber projects in the Balkans. Wall Street’s tech sector gains came as metals prices fell sharply. Investors are watching for updates at the Mobile World Congress in early March.
2 February 2026
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Ciena stock tumbles 14% as AI-networking names retreat — what investors watch next

Ciena stock tumbles 14% as AI-networking names retreat — what investors watch next

Ciena shares fell 14% to $222.73 Thursday after an early spike to $260, with about 2.8 million shares traded by early afternoon. Lumentum dropped 11% and Coherent 9% as tech stocks slid ahead of Friday’s U.S. jobs report. CEO Gary Smith sold 83,552 shares on Jan. 5 at an average $229.44. Ciena will present at the Needham Growth Conference on Jan. 13.
8 January 2026
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Lumentum stock slides 8% as optics peers stumble; investors eye February earnings update

Lumentum stock slides 8% as optics peers stumble; investors eye February earnings update

Lumentum Holdings shares dropped 7.6% to $356.69 Monday afternoon, leading declines among optical networking stocks as Coherent, Ciena, and Applied Optoelectronics also fell. The selloff followed a sharp rally that brought Lumentum near its December peak, with trading volume at 4.9 million shares by 3:24 p.m. EST. Investors are watching upcoming earnings and industry events for signs of continued AI-driven demand.
5 January 2026
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Lumentum stock rises 4% as AI data‑center optics rally kicks off 2026

Lumentum stock rises 4% as AI data‑center optics rally kicks off 2026

NEW YORK, January 2, 2026, 3:14 PM ET — Regular session Shares of Lumentum Holdings Inc (LITE) 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. The move matters because Lumentum is closely tied to cloud and data-center spending, where investors have been quick to reward suppliers seen as exposed to the build-out of AI computing. With 2026 getting underway, traders are testing whether last year’s risk appetite is still intact — especially in growth stocks that tend
2 January 2026
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AAOI stock jumps 13% today as AI optics names rally and short interest stays high

AAOI stock jumps 13% today as AI optics names rally and short interest stays high

NEW YORK, January 2, 2026, 12:45 ET — Regular session 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. The outsized move matters because AAOI has become a high-beta proxy for demand for faster optical links inside AI data centers and cable networks. Beta — a measure of how much a stock tends to move versus the overall market — sits at 3.25 on Finviz’s data. Finviz Short interest, or borrowed shares sold by investors betting the price will fall, remains elevated. About
2 January 2026
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Lumentum stock slides late as year-end tech pullback hits AI optics names

Lumentum stock slides late as year-end tech pullback hits AI optics names

NEW YORK, December 29, 2025, 18:08 ET — After-hours 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. The slide came as investors eased off higher-risk technology positions in the final week of the year, when thinner liquidity can magnify moves in momentum names. That matters for Lumentum because it has become closely tied to expectations for AI infrastructure spending. The company sells optical and photonic products — light-based components used to
30 December 2025
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Lumentum stock tumbles as year-end tech pullback hits AI optics names

Lumentum stock tumbles as year-end tech pullback hits AI optics names

NEW YORK, December 29, 2025, 12:56 ET — Regular session Shares of Lumentum Holdings fell 4.1% to $374.87 by 12:56 p.m. ET, extending a pullback from last week’s highs. The retreat matters because Lumentum has become a high-beta proxy for investor appetite in AI data-center hardware, after a sharp run that put the stock among the market’s standout gainers this year. Yahoo Finance The broader tape was softer. The Nasdaq-100 tracker Invesco QQQ was down about 0.8% and the S&P 500 proxy SPDR SPY slipped roughly 0.6%. “This is (not) the beginning of the end of the tech dominance, it’ll
29 December 2025
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Stock Market Today

AbbVie stock price: ABBV ends week near $223 after earnings swing — what to watch next

AbbVie stock price: ABBV ends week near $223 after earnings swing — what to watch next

7 February 2026
AbbVie shares rose 2% to $223.43 Friday, capping a volatile week marked by earnings and drug sales scrutiny. Moody’s upgraded AbbVie’s credit rating to A2, citing strong performance in immunology and neuroscience. Investors remain focused on Skyrizi and Rinvoq growth amid rising competition and recent regulatory filings. Trading volume stayed below average, with the stock still 9% off its 52-week high.
SK hynix stock price slips into Monday after S&P upgrade, tech selloff

SK hynix stock price slips into Monday after S&P upgrade, tech selloff

7 February 2026
SK hynix shares closed at 839,000 won, down 0.36% Friday and 8% for the week, as tech stocks retreated across Asia. S&P Global Ratings upgraded the chipmaker to “BBB+” with a positive outlook, citing strong HBM sales. The KOSPI fell 1.4% Friday, ending a six-week winning streak. Traders await Monday’s Seoul open for signs of further tech weakness.
Bank of America stock jumps 3% into the weekend — what to watch before Monday’s trade

Bank of America stock jumps 3% into the weekend — what to watch before Monday’s trade

7 February 2026
Bank of America shares rose 2.89% Friday to $56.53, tracking a rally in U.S. financial stocks as the Dow closed above 50,000. The bank will redeem its Series DD preferred stock and related depositary shares on March 10 at $1,000 per share. CEO Brian Moynihan donated 100,000 shares on Feb. 4, a regulatory filing showed. Key U.S. jobs and inflation data are due next week after delays.
Oracle stock rebounds from eight-day skid as $20 billion share-sale plan looms

Oracle stock rebounds from eight-day skid as $20 billion share-sale plan looms

7 February 2026
Oracle shares jumped 4.65% to $142.82 Friday, ending an eight-day slide but remaining down 22% since Jan. 27. The company has set up a $20 billion at-the-market stock program and completed a $25 billion senior notes sale to fund cloud expansion. Oracle’s liabilities stood at $174.5 billion as of Nov. 30, 2025, before the new financing. Investors remain focused on dilution risks and the pace of capacity growth.
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