Top Stock Movers Now: Humana, Amazon, Apple, and More

Key Takeaways

• U.S. equities lost ground at midday as oil futures continued their recent advance and bond yields increased.
• Humana, Apple, and Amazon shares fell following analyst downgrades.
• Super Micro Computer stock jumped after it reported a recent delivery of 100,000 GPUs to artificial intelligence (AI) factories.

U.S. equities fell at midday as the market reacted to rising oil prices. The Dow Jones Industrial Average, S&P 500, and Nasdaq were all down.

Humana (HUM) shares dropped when Jefferies downgraded the stock, pointing to the negative effect from the insurer's latest ratings for its Medicare offerings.

Apple (AAPL) shares were also hit by a downgrade from Jefferies, which said that expectations for sales of iPhones are too high. 

A downgrade from Wells Fargo sent shares of Amazon (AMZN) lower. The bank argued the online retailing giant's positive outlook faces headwinds.

Super Micro Computer (SMCI) shares soared as the tech firm announced it recently sent major artificial intelligence (AI) factories 100,000 graphics processing units (GPUs) with its liquid cooling technology.

Shares of Pfizer (PFE) gained on a report that activist investor Starboard Value took a roughly $1 billion stake in the drugmaker.

Arcadium Lithium (ALTM) shares jumped on word mining giant Rio Tinto (RIO) has approached the lithium producer about an acquisition. 

Oil futures continued their climb on Middle East tensions. The yield on the 10-year Treasury note advanced. Gold prices were little changed. The U.S. dollar was up against the pound, lost ground to the yen, and was little changed against the euro. Most major cryptocurrencies traded higher.

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