Washington University

In its 13F for Q3 2025 (holdings as of September 30, 2025, filed November 3, 2025), Washington University reported 3 stock positions worth $178.5 million. Its top holding was Nu Holdings Ltd./Cayman Isl-A (NU) at 94.8% of the portfolio, followed by Maze Therapeutics (MAZE, 3.1%) and Moderna (MRNA, 2.2%). Compared with Q2 2025, it opened 1 new position, sold out of 2 and added to 1. The biggest buy was Nu Holdings Ltd./Cayman Isl-A (NU, shares +2%) and the biggest sale an exit from Samsara Class A (IOT).

Most Recent 13F
Q2 2026
Location
ST LOUIS, MO
CIK
0000903603
Portfolio Value
$178.5M (Q3 2025)
SEC Filing
0000903603-25-000007 ↗ filed Nov 3, 2025

Holdings Value

0$100.0M$200.0M$300.0M Q1 2024: $270.4M Q1 2024 Q2 2024: $219.7M Q2 2024 Q3 2024: $154.2M Q3 2024 Q4 2024: $117.5M Q4 2024 Q1 2025: $110.8M Q1 2025 Q2 2025: $121.4M Q2 2025 Q3 2025: $178.5M $178.5M Q3 2025 Q4 2025: $197.8M Q4 2025 Q1 2026: $160.2M Q1 2026 Q2 2026: $264.8M Q2 2026

Holdings 3 stocks · $178.5M
NU Nu Holdings Ltd./Cayman Isl-A filed as NU HLDGS LTD 94.77% 10,566,927 $169.2M Add +1.5%
MAZE Maze Therapeutics Inc. 3.06% 210,681 $5.5M New
MRNA Moderna Inc. 2.17% 150,000 $3.9M No change

Portfolio Sells Q2 2025 → Q3 2025
IOT Samsara Inc. Class A Sold out 0.00% −8.46
PONY Pony AI Inc. Sold out 0.00% −0.23

Portfolio Buys Q2 2025 → Q3 2025
NU Nu Holdings Ltd./Cayman Isl-A Add +1.5% 94.77% +6.96
MAZE Maze Therapeutics Inc. New 3.06% +3.06

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 3$264.8MNU, CBRS, RBRK
Q1 2026 2$160.2MNU, MAZE
Q4 2025 5$197.8MNU, MAZE, MRNA, RBRK, FIG
Q3 2025 3$178.5MNU, MAZE, MRNA
Q2 2025 4$121.4MNU, IOT, MRNA, PONY
Q1 2025 2$110.8MNU, MRNA
Q4 2024 3$117.5MNU, MRNA, ROAD
Q3 2024 4$154.2MNU, MRNA, UTI, CART
Q2 2024 3$219.7MNU, MRNA, UTI
Q1 2024 5$270.4MNU, UTI, CPNG, MRNA, U