William Marsh Rice University reported 1 positions worth $81.10M for the quarter ended Sep 30, 2026, up 2.5% on the prior quarter. It opened 0 new positions, added to 0, trimmed 0 and exited 0. Its largest holding is Black Stone Minerals, L.P. at 100% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
No positions were added to this quarter.
No positions were reduced this quarter.
No new positions this quarter.
No positions were closed this quarter.
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | BSM Black Stone Minerals, L.P. | Energy | 5.66M | $81.10M | 100% | 0 | 0.0% | Unchanged | 2.66% |
Tip. Select a row to see that position’s full history at William Marsh Rice University.
As of its Q3 2026 13F filing, William Marsh Rice University’s five largest positions were Black Stone Minerals, L.P. (BSM) at 100.0% of the reported portfolio.
William Marsh Rice University reported a 13F portfolio worth $81.10M across 1 positions for Q3 2026. That is up 2.5% from the previous quarter.
From the Form 13F-HR reports William Marsh Rice University files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.