William Marsh Rice University

In its 13F for Q1 2025 (holdings as of March 31, 2025, filed April 15, 2025), William Marsh Rice University reported 3 stock positions worth $236.9 million. Its top holding was Vanguard S&P 500 ETF (VOO) at 63.4% of the portfolio, followed by Black Stone Minerals (BSM, 36.5%) and Amplitude Class A (AMPL, 0.1%). Compared with Q4 2024, it opened 1 new position, sold out of 1 and added to 1. The biggest buy was Vanguard S&P 500 ETF (VOO, shares +19%) and the biggest sale an exit from Nu Holdings Ltd./Cayman Isl-A (NU).