U.S. stocks ended Monday with mixed results.

The market stayed near its all-time high.

The S&P 500 fell 0.1%.

It stayed near the record it set last week.

The Dow Jones Industrial Average rose 175 points, or 0.3%.

The Nasdaq composite fell 0.5%.

Energy stocks had some of the biggest gains.

Oil prices jumped.

Chevron rose 1.6%.

Communications services stocks also gained.

Meta Platforms rose 4.1%.

T-Mobile rose 3%.

AT&T added 1.4%.

Verizon Communications gained 2.5%.

Technology stocks were the biggest problem for the market.

Micron Technology fell 3.7%.

Advanced Micro Devices fell 3%.

Nvidia fell 1.3%.

These tech companies may face more questions from investors.

This is during the current round of company earnings reports.

Wall Street wants to know if stock gains from artificial intelligence can lead to future growth.

Magdalena Ocampo is a market strategist at Principal Asset Management.

She wrote in a report that AI continues to support growth.

She also said there is still uncertainty about AI's long-term impact.

So future gains depend more on real earnings, not just on possible future gains.

The price of Brent crude jumped 2% to $106.78 per barrel.

Brent crude is the international standard.

Prices have moved between $96 and nearly $110 in the last month.

The changes show uncertainty about the U.S. war with Iran.

They also show uncertainty about the war's impact on global energy supplies and inflation.

Higher oil prices have pushed gasoline prices up.

This directly hurts many people's wallets.

The rise in diesel is more indirect.

It raises costs for shipped products.

This usually leads to higher prices for many things, from food to clothing.

Wall Street will look at several important economic updates this week.

On Wednesday, the government will release the consumer price index.

This measures price changes for many products and services.

Economists expect it to show inflation worsened to 3.6% in September.

It was 3.4% in August.

A report on inflation called the producer price index will come out on Thursday.

It is also expected to show inflation remains stubbornly high.

A report on retail sales for September is also due Thursday.

Economists expect it to show households spent less.

Inflation remains well above the Federal Reserve's target rate of 2%.

So the central bank raised its benchmark interest rate at its last meeting.

It did this to cool inflation.

Wall Street expects another rate hike before the year ends.

Inflation and expectations for high interest rates have been pushing Treasury yields higher.

The 10-year Treasury yield influences mortgage rates.

It recently touched its highest level since 2002.

U.S. bond trading was closed Monday for the Columbus Day holiday.