The first full month of 2025 is in the books, and the stock market is off to a decent start. The major indexes -- the S&P 500, Nasdaq Composite, and Dow Jones Industrial Average -- were up 2.7%, 1.6%,

Even amidst the DeepSeek frenzy, artificial intelligence remains the most prevalent theme in the market today.

Although most stocks made forward progress in January, a few of them bucked the bigger trend for understandable reasons.

The S&P 500's 2.7% rise in January might not sound impressive. But for a single month, it's a great start to 2025. Naturally, though, some stocks failed to keep up. These five were the month's worst performers.

The S&P 500 index is firing on all cylinders this year and is now trading at its all-time high. It has surged by over 75% from its lowest level in 2022, a trend that may continue later this year. The index,