AI music generation startup Suno announced on June 3, 2026 that it has closed a $400 million Series D funding round, valuing the company at $5.4 billion. The raise comes just seven months after Suno was valued at $2.45 billion, signaling continued investor confidence despite significant legal challenges.
The round was led by Bond Capital, with participation from IVP, Forerunner, Union Square Ventures, Alkeon, and Quiet. Existing investors Matrix, Lightspeed, Menlo Ventures, and Schroders Capital also contributed. Suno noted involvement from “artists, producers, songwriters, and people from across the music industry,” but declined to name any of them.
The legal backdrop is substantial. Suno has acknowledged training its AI on copyrighted songs, arguing the practice falls under fair use. Universal Music Group (UMG) and Sony Music initially sued Suno in 2024, alleging unauthorized use of 560 copyrighted works. Last month, the labels filed to amend their complaint, alleging over 61,000 additional songs were used without permission. German music collection organization GEMA has also pursued legal action against the company. Warner Music Group reached a settlement and licensing deal with Suno in November 2025.
The lawsuits have not visibly slowed Suno’s commercial momentum. The app has remained near the top of the App Store charts for music, and a pitch deck obtained by Billboard showed users were generating more than 7 million songs per day on the platform at the time of its Series C raise.
The funding may help Suno manage ongoing litigation costs and expand its platform, though the outcome of the copyright cases against UMG and Sony could have broader implications for how AI companies are permitted to use copyrighted material for training purposes.
Source: TechCrunch