Today: 9 June 2026
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NASDAQ:CIEN 29 December 2025 - 4 June 2026

Ciena drops 13% after earnings surprise as AI network demand meets mixed market reaction

Ciena drops 13% after earnings surprise as AI network demand meets mixed market reaction

Ciena shares closed Friday at $580.23, down 0.6% for the week ahead of its June 4 earnings release. Options imply a 13% swing on results, with analysts forecasting Q2 EPS of $1.45 on $1.5 billion revenue. The stock is up over 140% in 2024, driven by AI data center demand. Morgan Stanley kept its Equalweight rating, citing possible margin pressure despite strong sales.
30 May 2026
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Ciena Corporation Stock Faces $416 Reality Check as AI Network Push Heads to Brazil

Ciena Corporation Stock Faces $416 Reality Check as AI Network Push Heads to Brazil

Rothschild & Co Redburn initiated Ciena with a Neutral rating and a $416 target, about 22% below Friday’s $534.43 share price, citing that much of the optical-networking upside is already priced in. Ciena reported Q1 revenue of $1.43 billion, up 33%, and raised its 2026 forecast. The company will showcase new optical products at ABRINT 2026 in São Paulo next week.
1 May 2026
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Ciena Stock Slides as AI Networking Boom Faces a Tough Test

Ciena Stock Slides as AI Networking Boom Faces a Tough Test

Ciena shares fell 6.5% to $473.46 Tuesday afternoon, tracking declines in other optical-networking stocks after Corning’s second-quarter sales outlook missed Wall Street estimates. Corning shares dropped over 5% despite reporting 36% growth in first-quarter optical sales. Ciena’s recent results remain strong, but its order backlog has outpaced supply and the stock trades at a high valuation.
28 April 2026
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Ciena Corporation Stock Swings After Insider Sale Filing as AI Networking Boom Gets Tested

Ciena Corporation Stock Swings After Insider Sale Filing as AI Networking Boom Gets Tested

Ciena shares rose 3.5% to $401.61 Friday after a Form 144 filing showed Blue Planet head Joe Cumello plans to sell 1,773 shares. The filing follows record Q1 revenue of $1.43 billion and a raised 2026 sales outlook. Cumello previously sold 11,929 shares in January for $2.74 million. Ciena’s stock has swung sharply this week, hitting a high of $446.89 and a low of $387.40.
29 March 2026
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Corning stock slides after Broadcom warns AI racks will stick with copper longer

Corning stock slides after Broadcom warns AI racks will stick with copper longer

Corning shares dropped 4.4% Thursday after Broadcom CEO Hock Tan said customers will stick with copper, not optical links, inside AI racks for now. Corning CFO Ed Schlesinger warned of a slower “scale-up” for AI networking, pointing to a possible inflection closer to 2028. Broadcom stock rose 5.3%, while Ciena fell 15.2%. Analysts see co-packaged optics adoption delayed by at least two years.
5 March 2026
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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

Lumentum shares climbed 4.3% to $384.31 Friday afternoon, outperforming the broader market as optical and AI hardware stocks rallied. The stock traded between $374.87 and $391.92 during the session. Sector peers Coherent and Ciena also posted gains. Traders are watching for upcoming U.S. jobs and inflation data next week.
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

Applied Optoelectronics shares jumped 13% to $39.55 in midday trading Friday, following a previous close of $34.86. Short interest stands at 12.7 million shares, about one-fifth of the float, raising short squeeze risk. The company last forecast Q4 revenue of $125 million to $140 million and reported its first major 800G transceiver order in December. Next earnings are expected Feb. 25.
2 January 2026
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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

Lumentum Holdings shares fell 4.1% to $374.87 by midday Monday, outpacing declines in tech benchmarks and optical peers. The stock swung between $390 and $364.50, retreating from last week’s 52-week high. Coherent and Ciena also dropped, but by less than Lumentum. Investors trimmed exposure to AI-linked names ahead of the New Year, with trading volumes thin and markets watching Fed minutes and jobless claims.
29 December 2025
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Stock Market Today

  • Intel Corp. Stock Quote Price and Forecast
    June 8, 2026, 8:29 PM EDT. Intel Corp., a leading technology company founded in 1968, designs and sells computer products and platforms across several segments. These include Client Computing Group for personal and mobile devices, Data Center and AI for cloud and enterprise solutions, and Intel Foundry Services focusing on semiconductor manufacturing. The firm also reports results from other segments and corporate charges. Intel operates in key markets including computing, networking, data storage, and communications. Its diverse portfolio targets notebooks, desktops, servers, and communications infrastructure, positioning it as a significant player in the tech sector.

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9 June 2026
Mingteng International shares soared 81.3% to $1.94 after the company ended its at-the-market stock sale plan, having raised about $20.6 million in gross proceeds; trading volume hit 24.2 million, dwarfing its $12 million market value, as the move outpaced gains in other U.S.-listed China auto stocks.
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