Elon Musk’s political spending reached an unprecedented scale during the 2026 U.S. midterm elections, with federal filings showing roughly $400 million funneled into Republican‑aligned super PACs. According to Protos, about 98% of those contributions went to candidates who ultimately lost, and the fallout was reflected in a $33 billion decline in Musk’s personal net worth the day after polls closed. The episode highlights the financial risk of large‑scale political donations for high‑profile tech entrepreneurs.

Breakdown of the Donations

Musk’s contributions were routed through three primary entities: his own America PAC, which received roughly $216 million; the Senate Leadership Fund, which took $168 million; and the Congressional Leadership Fund, which collected about $30 million. OpenSecrets data shows that at least $225 million of the total went to races in Texas, including a $30‑plus million push for Attorney General Ken Paxton’s Senate bid. The Texas Senate contest became the costliest Senate race on record for political advertising, with $573 million in spending, and Musk emerged as the single largest donor, yet Paxton was defeated by Democrat James Talarico.

Election Results and Political Fallout

The midterm cycle produced a decisive Democratic sweep, leaving the vast majority of Musk‑backed Republican candidates in the dust. Wired’s estimates, cited by Protos, suggest that as many as 99% of Musk’s money supported losing campaigns. The Atlantic calculated that Musk’s contributions accounted for roughly a quarter of all Republican donations during the final week of the race, underscoring the scale of his involvement. Following the results, Musk deleted a prior election‑day plea urging voters to support Republican candidates, a move noted by Protos as part of his rapid response to the outcome.

Impact on Tesla, SpaceX and Musk’s Wealth

Both of Musk’s publicly traded companies reacted sharply to the news. Tesla fell more than 5% in early trading on Wednesday before closing 3.3% lower than the previous day, while SpaceX, which went public in June, dropped over 7% in pre‑market trading and ended the session 3.8% down. Bloomberg’s Billionaires Index recorded a $33.5 billion reduction in Musk’s net worth, a 3.7% dip to $865 billion, even as broader markets rallied. XTB research director Kathleen Brooks explained that investors now perceive a “political risk premium” attached to both Tesla and SpaceX, which could weigh on future share performance.

What to Watch Next

Analysts will monitor whether the perceived political risk premium influences long‑term valuation of Musk‑controlled firms, especially as the entrepreneur pivots toward AI infrastructure projects like xAI’s Grok. Further scrutiny of super PAC funding patterns may also emerge, given the scale of private tech money in the election cycle. Finally, any regulatory response to large political donations from high‑net‑worth individuals could reshape the landscape for future tech‑industry political engagement.