Elsa Ohlen and Mackenzie Tatananni

Stocks were mostly lower on Monday, though the three major indices barely budged, as traders approached the start to a busy week with caution. Trade talks, company earnings, and inflation data are all on the horizon.

These stocks were making moves Monday:

C3.ai stock sank 25%. The artificial-intelligence software company pre-announced quarterly results late Friday, saying it expects revenue of around $70.3 million, or roughly 33% below its previous guidance.

Shares of Monday.com cratered 27%, even after the software company posted earnings that beat expectations. Management guided for current-quarter revenue of $311 million to $313 million, possibly disappointing investors as the lower end of the range came in below estimates.

AMC Entertainment Holdings rose 6.6% after the movie-theater chain reported second-quarter earnings that beat expectations. Adjusted earnings came in at break-even per share on revenue of $1.4 billion, beating analysts' calls for a loss of 7 cents per share on revenue of $1.3 billion.

Sarepta Therapeutics gained 2.6% after the biotech said the deaths of two patients posted on a Food and Drug Administration database were unrelated to their use of Elevidys, Sarepta's treatment for Duchenne muscular dystrophy.

Albemarle shares rose 7.7% after battery maker Contemporary Amperex Technology said it had shuttered a major lithium mine in China due to licensing issues. The news sent shares of lithium producers, including Albemarle, soaring amid investor speculation that Beijing could move to tackle overproduction.

Avantor jumped 8% after The Wall Street Journal reported that activist investor Engine Capital had built a 3% stake in the life-sciences company. Engine Capital is planning to push for either an immediate sale, or for significant changes such as a board refresh or cost cuts, the Journal reported, citing people familiar with the matter. Neither company immediately responded to a request for comment.

Tegna stock jumped 29% on multiple reports suggesting the TV station operator was in talks to be acquired by its larger rival, Nexstar Media Group. Reports of a possible deal come as the Federal Communications Commission embarks on a deregulation push that could see the broadcasting industry narrowed to fewer competitors. Nexstar shares rose 6.8%.

Rumble was up 12%. The video-sharing platform unveiled an all-stock bid to buy German data infrastructure company Northern Data Group for roughly $1.2 billion. Stablecoin issuer Tether, Northern Data's largest shareholder, has indicated its support. Completion of the offer would completion of the offer would make Tether the single largest holder of Rumble common stock.

Coinbase Global stock rose 5.9%, mirroring a jump in crypto prices over the weekend. Bitcoin was up 1% to $119,887 over the past 24 hours, according to CoinDesk data, hovering below its record high of nearly $123,000. Shares of Coinbase, the largest cryptocurrency exchange in the U.S. by trading volume, often rise and fall along with crypto sentiment.

MicroStrategy shares rose 3.7%, likely boosted by the surge in crypto prices. The world's largest corporate holder of Bitcoin reported its latest purchase of 155 tokens for an average of $116,401 each, bringing its total holdings to 628,946 Bitcoins as of August 10.

Shares of Nvidia and Advanced Micro Devices were up 0.3% and 3%, respectively. The Wall Street Journal reported Sunday that the chip makers plan to give the Trump administration a 15% cut of the revenue generated by sales of their AI chips in China. The arrangement comes alongside approval for exports of Nvidia's H20 AI chip and AMD's MI308 to China, the Journal reported, citing people familiar with the matter.

Earnings reports are expected this week from BigBear.ai, Oklo, Circle, On Holding, Cardinal Health, Cava, Lumentum, CoreWeave, H&R Block, Rigetti Computing, Coherent, Cisco Systems, Advance Auto Parts, Deere, JD.com, NetEase, Tapestry, and Applied Materials.

Write to Elsa Ohlen at elsa.ohlen@barrons.com and Mackenzie Tatananni at mackenzie.tatananni@barrons.com

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August 11, 2025 11:06 ET (15:06 GMT)

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