CLOSE X By Gabe Whisnant and Sonam Sheth Breaking News Editor Tesla's stock price continued falling on Monday, deepening its year-to-date decline to 36 percent.Why It MattersThe drop, spurred by negative sentiment toward Tesla CEO Elon Musk over his Department of Government Efficiency (DOGE) cuts under President Donald Trump, makes Tesla one of the worst-performing stocks in the S&P 500 so far this year.Dramatic market swings have become the norm in Trump's second term, driven by uncertainty over the president's tariff plans and investors' concerns that the tariffs will fuel inflation and slow economic growth.A woman holds up a sign as people protest in front of a Tesla dealership as part of a coordinated international day of "Tesla Takedown" protests on March 29, 2025, in Miami.A woman holds up a sign as people protest in front of a Tesla dealership as part of a coordinated international day of "Tesla Takedown" protests on March 29, 2025, in Miami.AP Photo/Rebecca Blackwell What To KnowTesla's stock price at market close on December 31, 2024, was $403.84. By the time markets closed on Monday, the electric vehicle company's stock price was $259.16, resulting in a 35.82 percent decline over the first quarter of 2025.The carmaker has been a target for anti-Musk demonstrators who oppose his high-profile role in leading the Trump administration's government cost-cutting initiatives. Tesla showrooms and factories across the country have been inundated with protests and there have been multiple reports of people vandalizing, firebombing and otherwise damaging Tesla vehicles.Last week, the FBI launched a task force it said will "crack down on violent Tesla attacks." FBI Director Kash Patel also characterized the incidents as "domestic terrorism," adding that "those responsible will be pursued, caught, and brought to justice."Days later, anti-Musk protesters participated in a "global day of action" across 200 Tesla showrooms and called on Americans to dump their Tesla stock to "tank" the company's value. The demonstrations came as Musk stumped for conservative state Supreme Court candidates in Wisconsin.The Tesla and SpaceX CEO's own net worth has fallen by roughly $121 billion since December and the billionaire acknowledged over the weekend that it's "costing me a lot to be in this job."The S&P 500 climbed 0.6 percent on Monday following a volatile trading session. Despite the rebound, the index ended the first quarter of the year down 4.6 percent, marking its worst quarterly performance in two and a half years. The Dow Jones Industrial Average finished the day up 1 percent.Monday's volatility followed a global sell-off earlier in the day, as concerns mounted over the potential impact of the tariffs, which Trump claims will help revive U.S. manufacturing jobs.What People Are SayingDan Ives, global head of technology research at Wedbush Securities and a Tesla bull, said Monday: "The winner in our view from this tariff is no one...as even Tesla still is clearly hit from these tariffs and will be forced to raise prices."Musk said in Wisconsin over the weekend: "It's costing me a lot to be in this job. What they're trying to do is put massive pressure on me, and Tesla, I guess, to stop doing this. My Tesla stock and the stock of everyone who holds Tesla has gone in half. It's a big deal."What Happens NextMarket volatility will likely continue as the Trump administration plans to roll out a new set of steep tariffs on April 2, a day the president described as "liberation day" for the U.S. economy.Reporting by the Associated Press contributed to this story. Is This Article Trustworthy?Is This Article Trustworthy?Newsweek is committed to journalism that is factual and fairWe value your input and encourage you to rate this article.Newsweek is committed to journalism that is factual and fairWe value your input and encourage you to rate this article.Slide Circle to VoteReader Avg.NoModeratelyYes VOTE