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William Marsh Rice University 13F Portfolio

Portfolio Manager
William Marsh Rice University
Performance
+2.21% (2026 Q3)
AUM (13F)
$210.07M
# of Holdings
2
Performance Rank
Allocation (Top 20)
100%
Latest filing
Q3 2026

William Marsh Rice University Holdings Map

Top 2 William Marsh Rice University Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
VOO
VANGUARD INDEX FDS
61.39%184.0K$129.0M
-9.78%(-19.95K)
2025-Q3: 116.8K shares2025-Q4: 204.4K shares2026-Q1: 225.9K shares2026-Q2: 204.0K shares2026-Q3: 184.0K shares
$573.74(+23.62%)
2026-09-30
BSM
BLACK STONE MINERALS L P
38.61%5.66M$81.1M
+0.00%(+0)
2025-Q3: 5.66M shares2025-Q4: 5.66M shares2026-Q1: 5.66M shares2026-Q2: 5.66M shares2026-Q3: 5.66M shares
$17.40(-15.45%)
2026-09-30

About William Marsh Rice University’s portfolio

William Marsh Rice University reports $210.07M in US-listed equity holdings across 2 positions in its most recent 13F filing. Its largest disclosed positions are VOO (61.4%) and BSM (38.6%). The top 20 holdings account for 100% of reported assets. Its disclosed equity book has returned +0.43% on a three-year cumulative basis. Figures reflect the Q3 2026 filing.

Portfolio concentration

Portfolio concentration
VOO — 61.4% ($128.97M)BSM — 38.6% ($81.10M)
100%in top 2
  • VOO61.4%
  • BSM38.6%

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

Trimmed
1
VOOVANGUARD INDEX FDS-9.8%

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Source filings

Holdings on this page are parsed from William Marsh Rice University’s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1674705). View William Marsh Rice University’s 13F filings on SEC

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