Stanford University 13F: Quarter-over-Quarter Portfolio Changes
Stanford University reported a disclosed portfolio value of approximately $848.7 million in its latest SEC Form 13F-HR filing for Q1 2026, up 71.0% quarter on quarter. Over the quarter, the endowment initiated 6 new positions, bought more shares in 1 holding, trimmed 2 holdings, and exited 6 positions.
Stanford University's top buy was a new stake in Alphabet Cl a (GOOGL) , equal to 13.4% of the disclosed portfolio. Its top sell was Alphabet Cl C (GOOG) . The endowment exited the position completely after it had accounted for 24.9% of the previous portfolio.
New PositionsQ1 2026
Securities disclosed for the first time in Q1 2026 that were not present in the prior 13F-HR filing.
| Company | Ticker | Initial Portfolio Weight | History |
|---|---|---|---|
| ALPHABET CL A | GOOGL | 13.4% | History → |
| ISHARES TR | EFA | 5.8% | History → |
| STATE STR SPDR S&P 500 ETF T | SPY | 5.6% | History → |
| WEALTHFRONT CORP | WLTH | 0.2% | History → |
| ETHOS TECHNOLOGIES INC | LIFE | 0.0% | Holders → |
| MERLIN INC | MRLN | 0.0% | Holders → |
Top BuysQ1 2026
The endowment's top buys among existing positions in Q1 2026. Ranked by portfolio-weight impact, with the percentage of additional shares shown separately.
| Company | Ticker | Portfolio Weight Change | More Shares | History |
|---|---|---|---|---|
| ISHARES TR | EEM | +11.3% | +102.7% | History → |
Top SellsQ1 2026
The endowment's top sells among positions it retained in Q1 2026. Ranked by portfolio-weight impact. Full exits are listed separately.
| Company | Ticker | Portfolio Weight Change | Shares Sold | History |
|---|---|---|---|---|
| CARLSMED INC | CARL | -0.0% | 50.0% | Holders → |
| MAPLIGHT THERAPEUTICS INC | MPLT | -0.2% | 0.0% | History → |
Full ExitsQ1 2026
Positions present in the prior 13F-HR filing that no longer appear in Q1 2026.
| Company | Ticker | Last-Reported Portfolio Weight |
|---|---|---|
| ALPHABET CL C | GOOG | 24.9% |
| HEARTFLOW INC | HTFL | 1.8% |
| NATERA | NTRA | 1.4% |
| PENNYMAC FINL SVCS INC NEW | PFSI | 0.1% |
| SHOULDER INNOVATIONS INC | SI | 0.0% |
| NEXGEL INC | NXGL | 0.0% |
Net Portfolio Value ChangeQ1 2026
- $0.5BPrior quarter
- $0.8BCurrent quarter
- +$0.4BNet delta
- +71.0%% change
Methodology & FAQ
How Stanford University Quarterly Changes Are Computed
All deltas are sourced from sequential SEC Form 13F-HR filings for Stanford University: each row joins the most recent filing against the immediately preceding quarterly filing for the same fund. Share-count changes reflect reported trading activity, while portfolio weights can also move because of market price changes. Portfolio weights are normalized to exclude listed options for comparability. A complete description — including how confidential treatment filings are handled — is documented in the Methodology.
What stocks did Stanford University buy in Q1 2026?
In Q1 2026, Stanford University initiated 6 new positions (ALPHABET CL A (GOOGL), ISHARES TR (EFA), STATE STR SPDR S&P 500 ETF T (SPY), WEALTHFRONT CORP (WLTH), ETHOS TECHNOLOGIES INC (LIFE), MERLIN INC (MRLN)); bought more shares of ISHARES TR (EEM).
What stocks did Stanford University sell in Q1 2026?
In Q1 2026, Stanford University fully sold 6 positions (ALPHABET CL C (GOOG), HEARTFLOW INC (HTFL), NATERA (NTRA), PENNYMAC FINL SVCS INC NEW (PFSI), SHOULDER INNOVATIONS INC (SI), NEXGEL INC (NXGL)); reduced holdings in CARLSMED INC (CARL), MAPLIGHT THERAPEUTICS INC (MPLT).
Which positions did Stanford University initiate in Q1 2026?
Stanford University established 6 new positions in Q1 2026: ALPHABET CL A (GOOGL, 13.4%), ISHARES TR (EFA, 5.8%), STATE STR SPDR S&P 500 ETF T (SPY, 5.6%), WEALTHFRONT CORP (WLTH, 0.2%), ETHOS TECHNOLOGIES INC (LIFE, 0.0%), MERLIN INC (MRLN, 0.0%).
Which existing positions saw the largest allocation increases for Stanford University in Q1 2026?
Of 1 existing position with share-count increases in Q1 2026, the largest were: ISHARES TR (EEM, +11.3% weight, +102.7% shares).
Which positions did Stanford University fully exit in Q1 2026?
Stanford University fully exited 6 positions in Q1 2026: ALPHABET CL C (GOOG, last-reported weight 24.9%), HEARTFLOW INC (HTFL, last-reported weight 1.8%), NATERA (NTRA, last-reported weight 1.4%), PENNYMAC FINL SVCS INC NEW (PFSI, last-reported weight 0.1%), SHOULDER INNOVATIONS INC (SI, last-reported weight 0.0%), NEXGEL INC (NXGL, last-reported weight 0.0%).
Which existing positions saw the largest allocation reductions for Stanford University in Q1 2026?
Of 2 existing positions with share-count reductions in Q1 2026, the largest were: CARLSMED INC (CARL, -0.0% weight, -50.0% shares), MAPLIGHT THERAPEUTICS INC (MPLT, -0.2% weight, -0.0% shares).
Do quarter-over-quarter 13F allocation changes constitute explicit trading signals?
No. Quarter-over-quarter changes reflect a combination of active trading and market price movement. A weight increase can result from price appreciation alone, without the manager adding shares. Share-count delta is the cleaner indicator of explicit trading activity. All deltas on this page are sourced from sequential SEC Form 13F-HR filings.