Major stock indexes soared Monday, with the Dow Jones Industrial Average hitting an all-time high, after the U.S. military seized Venezuelan president Nicolás Maduro over the weekend.

NASDAQ gains ground amid rising demand for tech stocks. Western Digital, which is up by 15.5%, is the biggest gainer in the NASDAQ index today. The stock gained strong upside momentum amid reports indicating that computer memory chip prices surged due to high demand from AI services.

Major stock indexes ended lower for a fourth straight session on the final trading day of 2025, although they posted double-digit gains for the year.

Alumis Inc. (NASDAQ: ALMS) shares shot up 132% to $19.30 after the company said topline results from its Phase 3 ONWARD1 and ONWARD2 trials of envudeucitinib in moderate-to-severe plaque psoriasis met all primary and secondary endpoints.

The Dow Jones Industrial Average hit record all-time highs in 2025 with many of the components ending the year higher. Along with serving as a well-known barometer of overall market health, the index offers some of the top yielding blue-chip stocks.

Stocks closed higher on Wall Street, led by a mix of energy companies and banks. The S&P 500 rose 0.6% Monday and the Nasdaq composite added 0.7%.

Investors may be surprised to learn which Dow Jones Industrial Average stocks were the best and worst performing in 2025. Here's the list.

Tokyo stocks surged over 2 percent Monday morning, the first trading day of 2026, lifted by the rise of the U.S. Dow Jones index late

The price of oil edged higher and precious metals have jumped after U.S. forces captured Venezuelan President Nicolás Maduro in a weekend raid