The Boring Company is in talks to raise $4 billion at a $20 billion valuation, nearly quadrupling its $5.7 billion valuation in 2022.

Elon Musk's Boring Company reportedly seeks funding at a $20B valuation, more than double its last confirmed $9.6B price tag from September 2025.

The Boring Company was valued at $5.7 billion in 2022 after a $675-million fundraising exercise. Musk, whose business interests include Tesla, SpaceX and Neuralink, founded the…