Tesla shares moved lower in mid-day Monday trading, extending their 2025 decline well past 10%, as investors continue to fret about the time and attention that Elon Musk is devoting to his efforts as a key adviser to President Donald Trump.

Key Takeaways Tesla shares fell again Monday and are now down 18% so far in 2025.The stock has continued to trend lower after breaking down below the 50-day moving average and neckline of a head and shoulders pattern earlier this month.

Entering Monday, the EV maker’s shares were off almost 30% from their all-time closing high of about $480 on Dec. 17.

The federal agency that regulates vehicle and traffic safety, which has been investigating Elon Musk's Tesla, has laid off about 4% of its workforce.

Elon Musk's close ties to President Trump is alienating some motorists. Wall Street analysts say that could hurt Tesla.

Elon Musk's DOGE actions may be hurting Tesla stock, but those are "containable brand" issues, says long-time bull Dan Ives. The "holy grail" is still self-driving.