Stocks Making Significant Moves Midday: Oracle, IDEXX Laboratories, Tempus AI, SpaceX, and Rivian

Oracle's stock fell 6% after announcing plans to issue $10 billion in common stock and $10 billion in senior notes to fund its artificial intelligence initiatives. This move raises concerns among investors about the company's financial strategy.

In contrast, IDEXX Laboratories' shares surged 20% following a strong third-quarter performance, reporting revenue of $1.21 billion, which is 10% higher than the previous year. The company also raised its revenue and earnings forecasts for 2026, despite lowering its operating-margin outlook.

Tempus AI's stock rose nearly 12% after it reported a 23% increase in revenue to $411.5 million, with significant growth in its data and applications segment. The company also raised its 2026 revenue forecast. SpaceX shares increased over 3% amid reports of potential acquisition talks with Dish Network's Boost Mobile, which could open new opportunities in the wireless market.

Rivian's stock climbed 10% after being upgraded to a buy by UBS, as analysts see a buying opportunity ahead of expected sales growth for its R2 midsize SUV. Conversely, memory stocks like Micron, SanDisk, and Western Digital fell between 3% and 5%, continuing a downward trend.

Lumentum's stock dropped 15% after Marvell Technology announced a $115 billion all-stock acquisition of the laser manufacturer, expected to close in 2028. Energy stocks, including ExxonMobil, Chevron, and Valero, also declined by 3% to 5% as oil prices fell. Lastly, Krystal Biotech's shares plunged nearly 15% due to delays in treatment data releases, overshadowing a third-quarter earnings beat

Stocks in this article

Company Price Change Change % AI
IDEXX Laboratories IDXX.US 671.64 +120.43 +21.85% Sell
Lumentum Holdings LITE.US 684.40 -156.30 -18.59% Hold
Marvell Technology MRVL.US 171.41 -24.99 -12.72% Sell
Oracle ORCL.US 119.10 -11.58 -8.86% Sell
Tempus AI TEM.US 78.48 +6.26 +8.67% Hold
Rivian RIVN.US 13.19 +1.03 +8.47% Sell
Western Digital WDC.US 338.59 -27.52 -7.52% Sell
Sandisk SNDK.US 1,075.08 -75.81 -6.59% Sell
Micron MU.US 833.59 -51.15 -5.78% Sell
SpaceX SPCX.US 136.37 +1.65 +1.22% Sell

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