[Elon Musk Donates Over $276 Million to Republicans, Becomes Largest Donor in U.S. Election History] Since July, Elon Musk has donated over $276 million to Republican groups and super PACs, making him the largest donor in the history of U.S. midterm elections. During the 2025-2026 election cycle, Musk's total contributions to federal committees reached $366 million, surpassing the $290 million he invested in the 2024 elections. Musk donated $158 million to the 'Senate Leadership Fund' and injected over $76 million into 'America PAC.' (Source: The New York Times)