1y return+14.7%S&P 500 +20.9%
3y return+6.1%S&P 500 +68.5%
5y return+36.0%S&P 500 +74.5%
These returns are for its stock picks as disclosed on Form 13F: last quarter's holdings, valued at this quarter's prices. They miss trades within each quarter, short positions, options, bonds, cash and fees, so they aren't the returns its clients got.
$100 invested in its stock picks
Since December 31, 2016: $49 against $334 in the S&P 500.2
William Marsh Rice UniversityS&P 500 (SPY)
Top holdings
At the end of June 30, 2026. Change is in shares since the quarter before.2
| Stock | Value | Share of portfolio | Change |
|---|---|---|---|
| VOOVanguard Index Fds | $140.1M | 63.9% | −9.7% |
| BSMBlack Stone Minerals L P | $79.1M | 36.1% |
Best picks still held
How each current holding has done since the quarter it first appeared in its filings (up to six years back).
| Stock | Held since | Return since | Now worth |
|---|---|---|---|
| BSMBlack Stone Minerals L P | June 30, 2020 | +114.9% | $79.1M |
| VOOVanguard Index Fds | December 31, 2024 | +27.5% | $140.1M |
Quarter by quarter
| Quarter | Its picks | S&P 500 |
|---|---|---|
| June 30, 2026 | +6.2% | +14.8% |
| March 31, 2026 | +2.1% | −4.6% |
| December 31, 2025 | +1.8% | +2.4% |
| September 30, 2025 | +3.9% | +7.8% |
| June 30, 2025 | +1.5% | +10.5% |
| March 31, 2025 | −1.1% | −4.6% |
| December 31, 2024 | −3.3% | +2.1% |
| September 30, 2024 | −3.5% | +5.4% |
| June 30, 2024 | −1.9% | +4.0% |
| March 31, 2024 | +1.7% | +10.0% |
| December 31, 2023 | −4.9% | +11.2% |
| September 30, 2023 | +4.1% | −3.6% |
| June 30, 2023 | +0.2% | +8.3% |
| March 31, 2023 | −2.9% | +7.0% |
| December 31, 2022 | +6.2% | +7.1% |
| September 30, 2022 | +15.6% | −5.3% |
| June 30, 2022 | −4.6% | −16.5% |
| March 31, 2022 | +12.0% | −4.9% |
| December 31, 2021 | −3.1% | +10.7% |
| September 30, 2021 | +3.7% | +0.3% |
Sources
Every number on this page points here. Each one links to the public record.
- 1SEC EDGAR: William Marsh Rice University Form 13F filingshttps://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1674705&type=13F-HR&dateb=&owner=include&count=40CIK 1674705
- 2SEC: 13F for the quarter ended June 30, 2026https://www.sec.gov/Archives/edgar/data/1674705/000106299326003813/Filed July 23, 2026 · accession 0001062993-26-003813