In its 13F for Q1 2024 (holdings as of March 31, 2024, filed May 15, 2024), Prime Movers Lab LLC reported 2 stock positions worth $13.5 million. Its top holding was Energy Vault at 100.0% of the portfolio, followed by Momentus (0.0%). Compared with Q4 2023, it sold out of 1. The biggest sale was an exit from Vaxxinity.