U.S. stock markets are experiencing upward momentum as significant contributions from major technology companies offset declines in oil and gas stocks, which faced a notable drop in crude prices.

On Monday, the S&P 500 index increased by 0.3%, while the Dow Jones Industrial Average climbed by 0.6%. The Nasdaq composite also saw a 0.3% rise, bringing it closer to its record high established in July.

Major tech firms, including Apple, experienced gains ahead of their forthcoming earnings announcements slated for later this week.

In contrast, oil prices dropped over 6% as investors reacted to Israel’s restrained military response to missile strikes from Iran, which was perceived to be less severe than originally anticipated.

As for the specifics of the market performance on Monday:
The S&P 500 saw an increase of 15.40 points, equivalent to 0.3%, concluding at a level of 5,823.52.
The Dow Jones Industrial Average surged by 273.17 points, or 0.6%, reaching 42,387.57.
The Nasdaq composite added 48.58 points, also a 0.3% increase, to finish at 18,567.19.
The Russell 2000 index, representing smaller companies, climbed by 36.07 points, or 1.6%, bringing it to 2,244.07.

Year-to-date figures show significant gains across the indices:
The S&P 500 has risen by 1,053.69 points, or 22.1%.
The Dow has increased by 4,698.03 points, marking a 12.5% uptick.
The Nasdaq has gained 3,555.84 points, translating to a 23.7% rise.
Lastly, the Russell 2000 has experienced an increase of 216.99 points, or 10.7%.