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Stock Market 7 January 2026

Moderna stock slides premarket after 11% surge on flu vaccine filings — what investors watch next

Moderna stock slides premarket after 11% surge on flu vaccine filings — what investors watch next

Moderna shares fell 1.4% to $35.15 premarket Wednesday after a 10.9% surge Tuesday, following news it filed for approval of its mRNA flu vaccine in the U.S., Europe, Canada, and Australia. The company reported 26.6% relative efficacy for the vaccine in adults 50 and older. Bayer’s Monsanto unit sued Moderna and other COVID-19 vaccine makers Tuesday, alleging mRNA patent infringement.
Seagate stock (STX) slips in premarket after 14% jump as Nvidia CES storage push reshapes AI trade

Seagate stock (STX) slips in premarket after 14% jump as Nvidia CES storage push reshapes AI trade

Seagate shares fell 1.3% to $326 in premarket trading Wednesday after surging 14% Tuesday to $330.42, hitting a record high. The move followed Nvidia CEO Jensen Huang’s CES remarks on new AI storage technology, which also sent SanDisk, Western Digital, and Micron to all-time highs. CEO Dave Mosley sold 20,000 shares Jan. 2 under a pre-arranged plan, SEC filings show.
Critical Metals stock jumps again as Greenland takeover talk keeps rare-earth traders on edge

Critical Metals stock jumps again as Greenland takeover talk keeps rare-earth traders on edge

Critical Metals Corp rose 9.2% to $12.90 in premarket trading Wednesday, extending a 25.6% gain from the previous session after renewed U.S. talk of acquiring Greenland. The company is developing the Tanbreez rare-earths project in southern Greenland. Investors are watching for U.S. jobs data and further signals from Washington. Greenland and Denmark have rejected any U.S. takeover.
7 January 2026
Western Digital stock dips in premarket after 17% jump as CES “AI storage” trade cools

Western Digital stock dips in premarket after 17% jump as CES “AI storage” trade cools

Western Digital shares fell 1.2% to $216.84 in premarket trading Wednesday, after surging 16.8% in the previous session. The move follows Nvidia CEO Jensen Huang’s comments at CES 2026 about unmet demand in memory storage for AI, which drove sharp gains across data-storage stocks. SanDisk jumped 28% and Seagate rose 14% Tuesday. Korean media reported Samsung and SK Hynix are raising server DRAM prices by up to 70% for the first quarter.
7 January 2026
Intuitive Surgical stock jumps as investors eye JPM healthcare conference and Jan. 22 earnings

Intuitive Surgical stock jumps as investors eye JPM healthcare conference and Jan. 22 earnings

Intuitive Surgical shares closed up 4.6% at $592.85 Tuesday and gained another 0.4% after hours. Evercore ISI raised its price target to $580, citing strong procedure and capital spending trends but kept an “In Line” rating. Trading volume reached 2.63 million shares. The company will present at the J.P. Morgan Healthcare Conference on Jan. 14 and report earnings Jan. 22.
NatWest share price drops after Barclays downgrade as buybacks and earnings come into focus

NatWest share price drops after Barclays downgrade as buybacks and earnings come into focus

NatWest shares dropped 2.7% to 642.8 pence after Barclays downgraded the stock to “equal weight.” The bank continued its £750 million buyback, purchasing 787,737 shares Tuesday. Barclays trimmed 2026-27 earnings estimates by 4% and warned rising risk-weighted assets could limit surplus capital. Investors await NatWest’s Feb. 13 results for updates on margins and capital targets.
Tesco PLC stock dips ahead of Q3 Christmas update — what TSCO.L investors watch next

Tesco PLC stock dips ahead of Q3 Christmas update — what TSCO.L investors watch next

Tesco shares fell 0.8% to 451.5 pence early Wednesday ahead of its Q3 and Christmas sales update. Industry data showed Tesco’s market share rose to 28.7%, its highest since 2015, as sales grew 4.3% in the 12 weeks to Dec. 28. The company continued its share buyback, purchasing 454,043 shares on Jan. 5. Investors remain alert to margin risks from holiday discounting.

Stock Market Today

  • 2 TSX Stocks to Boost TFSA Returns: MDA Space and Celestica
    March 24, 2026, 5:46 PM EDT. Investing in Tax-Free Savings Accounts (TFSAs) amplifies portfolio growth by sheltering gains from taxes. MDA Space (TSX:MDA) emerges as a prime candidate, backed by a $4 billion order backlog and a $40 billion growth pipeline driven by government and commercial demand in defence and satellite technologies. The firm capitalizes on expanding space infrastructure and communications needs. Meanwhile, Celestica (TSX:CLS) benefits from rising investments in data centre infrastructure and AI technology, delivering substantial shareholder gains over recent years through its high-performance networking equipment. Both stocks operate in sectors with durable growth trends, positioning them to outperform the broader Canadian market and enhance TFSA returns over the long term.
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