AI stocks went up on Wall Street on Monday.

They got back some big losses from last week.

The S&P 500 rose 0.5%.

Last week was its worst week since June.

The Nasdaq composite rose 1.1%.

It has many tech stocks.

Most other U.S. stocks fell.

The Dow Jones Industrial Average was almost flat at 1:52 p.m. Eastern time.

European indexes fell a lot.

Many fell more than 1%.

Paris fell 1.1%.

The losses came after violent protests over the weekend.

The protests could make governments spend more.

That adds pressure on their bond markets.

Yields rose for European bonds.

French yields rose more than German ones.

People worry about France's strained budget.

Much of the money for AI chips and data centers is borrowed.

Treasury yields recently hit their highest levels in years.

That raises borrowing costs for everyone.

CoreWeave borrows money to buy AI chips.

It rents them out over the cloud.

Its stock rose 2.8% on Monday.

Last week it fell 25.2%.

Nvidia added 1.3%.

It was one of the strongest forces lifting the S&P 500.

AI stocks rose before profit reports later this week.

The reports could show more about AI spending.

Meta Platforms and Lam Research will report on Wednesday.

Analysts expect 29% overall growth for S&P 500 companies.

That compares with last summer, according to FactSet.

In other markets, South Korea's Kospi jumped 1.8%.

It got back some of its 14.5% drop last week.

The 10-year Treasury yield rose to 5.14%.

It was 5.09% late Friday.