DUMAC, INC. 13F: Quarter-over-Quarter Portfolio Changes
DUMAC, INC. reported a disclosed portfolio value of approximately $820.4 million in its latest SEC Form 13F-HR filing for Q1 2026, up 26.0% quarter on quarter. Over the quarter, the endowment initiated 1 new position, bought more shares in 2 holdings, and exited 1 position.
DUMAC, INC.'s top buy was Vanguard Index Fds (VOO) . The endowment bought 42.0% more shares, lifting the position's portfolio weight by 5.3 percentage points. Its top sell was Ihs Holding Limited (IHS) . The endowment exited the position completely after it had accounted for 0.1% 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 |
|---|---|---|---|
| ISHARES INC | ECH | 0.2% | History → |
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 |
|---|---|---|---|---|
| VANGUARD INDEX FDS | VOO | +5.3% | +42.0% | History → |
| SCHWAB STRATEGIC TR | SCHH | +-4.4% | +1.0% | 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 |
|---|---|---|
| IHS HOLDING LIMITED | IHS | 0.1% |
Net Portfolio Value ChangeQ1 2026
- $0.7BPrior quarter
- $0.8BCurrent quarter
- +$0.2BNet delta
- +26.0%% change
Methodology & FAQ
How DUMAC, INC. Quarterly Changes Are Computed
All deltas are sourced from sequential SEC Form 13F-HR filings for DUMAC, INC.: 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 DUMAC, INC. buy in Q1 2026?
In Q1 2026, DUMAC, INC. initiated 1 new position (ISHARES INC (ECH)); bought more shares of VANGUARD INDEX FDS (VOO), SCHWAB STRATEGIC TR (SCHH).
What stocks did DUMAC, INC. sell in Q1 2026?
In Q1 2026, DUMAC, INC. fully sold 1 position (IHS HOLDING LIMITED (IHS)).
Which positions did DUMAC, INC. initiate in Q1 2026?
DUMAC, INC. established 1 new position in Q1 2026: ISHARES INC (ECH, 0.2%).
Which existing positions saw the largest allocation increases for DUMAC, INC. in Q1 2026?
Of 2 existing positions with share-count increases in Q1 2026, the largest were: VANGUARD INDEX FDS (VOO, +5.3% weight, +42.0% shares), SCHWAB STRATEGIC TR (SCHH, +-4.4% weight, +1.0% shares).
Which positions did DUMAC, INC. fully exit in Q1 2026?
DUMAC, INC. fully exited 1 position in Q1 2026: IHS HOLDING LIMITED (IHS, last-reported weight 0.1%).
Which existing positions saw the largest allocation reductions for DUMAC, INC. in Q1 2026?
DUMAC, INC. reported no material allocation reductions in existing positions in Q1 2026.
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.