U.S. stock indexes finished Monday's trading without a unified trend.

Investors were assessing the prospects for de-escalation in the Middle East, as well as corporate news.

Hopes for an improvement in the situation in the Middle East region pushed oil prices down to their lowest levels in more than a week, which had a negative impact on the share prices of oil and gas companies. Shares of ExxonMobil Holdings Corp. fell 1.4%, Chevron Corp. - 2.5%, ConocoPhillips - 3.9%, Occidental Petroleum - 4.1%.

Meanwhile, the market value of airlines and cruise operators, whose results depend on fuel costs, increased: United Airlines Holdings and Delta Air Lines - by 1.9%, Southwest Airlines Co. - by 0.7%, Carnival Corp. - by 3%, Norwegian Cruise Line - by 3.4%, Royal Caribbean Group - by 3.9%.

An important event for the markets this week will be the Federal Reserve's meeting, which will take place on July 28-29. Analysts surveyed by Trading Economics expect that the U.S. central bank will leave the key interest rate unchanged at the upcoming meeting. At the same time, some experts warn that the regulator may tighten monetary policy in response to increased inflationary pressure.

On Thursday, July 30, preliminary data on U.S. GDP for the second quarter will be published, as well as the June report on Americans' income and spending, which includes the key inflation indicator (the PCE index) monitored by the Fed.

On Wednesday and Thursday, investors will study quarterly reports from major technology companies, including members of the "Magnificent Seven" Microsoft Corp., Meta (recognized as an extremist organization in Russia and banned), Amazon.com Inc. and Apple Inc. On Monday, Microsoft shares rose 1.9%, Apple - 1.2%. Meta cut its market capitalization by 0.2%, Amazon - by 0.3%.

Among the other companies in this group, Alphabet Inc. shares gained 2.1%. Tesla stock fell 1.2%. Nvidia Corp.'s market value decreased by 5% following a Wall Street Journal report that the tech giant is discussing the possibility of providing OpenAI with a $250 billion financial guarantee. Nvidia shares posted the sharpest decline among the components of the Dow Jones index.

Shares of biopharmaceutical company Forte Biosciences Inc. surged 39.7% on news that Dutch pharmaceutical company Argenx SE is buying Forte for $2.2 billion.

Oilfield services company Baker Hughes increased its capitalization by 5.8% after its quarterly report. The company's adjusted profit and revenue in April-June came in better than market expectations.

Shares of Cracker Barrel, which owns a chain of restaurants and gift shops, fell 2.4%. The company announced that its chief executive officer, Julie Masino, will leave her post on August 10.

The top gainer among the components of the S&P 500 index was workforce management software developer Workday Inc. (+9%), while the biggest decliner was data storage device manufacturer Sandisk Corp. (-11%).

The Dow Jones Industrial Average rose 0.51% to 52,210.08 points.

The Standard & Poor's 500 increased 0.02% to 7,413.18 points.

The Nasdaq Composite index lost 0.18% and closed at 24,932.08 points.