Stock Movers WBD Up on Ellison's Guarantee, Marvell Technology Rises, Rocket Lab Soars
Dec 22, 2025
Warner Bros Discovery sees a stock boost after Larry Ellison pledges a hefty $40.4 billion guarantee. Marvell Technology gets a nod from Citi, signaling potential growth ahead of the CES conference. Rocket Lab celebrates a stock surge of 18% following a massive $805 million contract for satellite development with the U.S. Space Development Agency. Exciting times in the tech and entertainment sectors suggest a vibrant market ahead!
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Ellison's Game-Changing Guarantee
- Larry Ellison personally guaranteed $40.4 billion toward Paramount's $108.4 billion bid for Warner Bros. Discovery, shifting the takeover dynamics.
- Norma Linda says the guarantee boosted Paramount and lifted WBD and Netflix shares differently in premarket trading.
Marvell Gains From CES Tech Tailwinds
- Citi opened a positive catalyst watch on Marvell ahead of CES, citing scale-up networking tailwinds like co-packaged optics.
- Norma Linda notes this could help Marvell win Trinium 4 despite shares being down year-to-date.
Rocket Lab's Record Contract Boosts Stock
- Rocket Lab won an agreement up to $805 million to build 18 missile-warning satellites, its largest contract to date.
- Paul Sweeney reports the award sent shares to record highs and drove roughly 200% year-to-date gains.