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NASDAQ:LITE 2 January 2026 - 13 January 2026

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

New York, Jan 8, 2026, 13:42 EST — Regular session 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%.
8 January 2026
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Lumentum stock whipsaws near $400 as AI data-center trade heads for Feb. 3 earnings

Lumentum stock whipsaws near $400 as AI data-center trade heads for Feb. 3 earnings

NEW YORK, January 7, 2026, 18:05 EST — After-hours Lumentum Holdings Inc shares fell 1.2% on Wednesday and were little changed in after-hours trade, the session after the 4 p.m. close, after swinging between $365.47 and $402.66 in the regular session. The stock ended at $392.80 and last traded at $392.70 late after-hours, a day after rising 11.3%.
8 January 2026
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Stock Market Today

  • Sage Group Target Cut to £10.79 as Analysts Disagree on Growth Path
    June 30, 2026, 9:12 AM EDT. The fair value target for Sage Group (LSE:SGE) is lowered to £10.79 from £11.40, down 5%. Analyst price targets are split, going from 900 GBp at Deutsche Bank up to 1,165 GBp at Peel Hunt, showing disagreement on growth and valuation. Revenue growth forecast dips to 8.54%. Net margin is now seen at 17.40%. Sage's forward P/E gets cut to 20.56x. Bulls point to Sage's AI products and expansion, while others stay cautious. Investors watching for more on Sage's new products and strategy.
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