HARVARD MANAGEMENT CO INC 13F: Quarter-over-Quarter Portfolio Changes
HARVARD MANAGEMENT CO INC reported a disclosed portfolio value of approximately $1.8 billion in its latest SEC Form 13F-HR filing for Q1 2026, down 12.7% quarter on quarter. Over the quarter, the endowment initiated 1 new position, bought more shares in 8 holdings, trimmed 6 holdings, and exited 3 positions.
HARVARD MANAGEMENT CO INC's top buy was Taiwan Semic-Adr (TSM) . The endowment bought 123.9% more shares, lifting the position's portfolio weight by 8.3 percentage points. Its top sell was Ishares Bitcoin Trust ETF (IBIT) . The endowment sold 43.1% of its previously reported shares, reducing the position's portfolio weight by 6.3 percentage points.
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 |
|---|---|---|---|
| GENERATE BIOMEDICINES INC | GENB | 0.8% | 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 |
|---|---|---|---|---|
| TAIWAN SEMIC-ADR | TSM | +8.3% | +123.9% | History → |
| NVIDIA CORPORATION COM | NVDA | +3.5% | +81.3% | History → |
| BROADCOM | AVGO | +2.7% | +47.3% | History → |
| META PLATFORMS INC | META | +0.4% | +7.0% | Holders → |
| AMAZON.COM | AMZN | +0.7% | +5.5% | History → |
| MICROSOFT | MSFT | +-0.9% | +4.8% | History → |
| UNION PACIFIC | UNP | +1.7% | +3.8% | History → |
| BOOKING HLDGS INC | BKNG | +-0.6% | +3.8% | 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 |
|---|---|---|---|---|
| ISHARES BITCOIN TRUST ETF | IBIT | -6.3% | 43.1% | History → |
| FLUTTER ENTMT PLC | FLUT | -0.7% | 30.4% | Holders → |
| SPDR GOLD TR | GLD | -0.9% | 25.9% | History → |
| ALPHABET CL A | GOOGL | -2.4% | 23.6% | History → |
| ZILLOW GROUP INC | Z | -0.9% | 15.1% | Holders → |
| ZILLOW GROUP INC | ZG | -0.3% | 5.4% | Holders → |
Full ExitsQ1 2026
Positions present in the prior 13F-HR filing that no longer appear in Q1 2026.
| Company | Ticker | Last-Reported Portfolio Weight |
|---|---|---|
| ISHARES ETHEREUM TR | ETHA | 4.2% |
| KLARNA GROUP PLC | KLAR | 0.6% |
| FIGMA INC | FIG | 0.1% |
Net Portfolio Value ChangeQ1 2026
- $2.1BPrior quarter
- $1.8BCurrent quarter
- $-0.3BNet delta
- -12.7%% change
Methodology & FAQ
How HARVARD MANAGEMENT CO INC Quarterly Changes Are Computed
All deltas are sourced from sequential SEC Form 13F-HR filings for HARVARD MANAGEMENT CO 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 HARVARD MANAGEMENT CO INC buy in Q1 2026?
In Q1 2026, HARVARD MANAGEMENT CO INC initiated 1 new position (GENERATE BIOMEDICINES INC (GENB)); bought more shares of TAIWAN SEMIC-ADR (TSM), NVIDIA CORPORATION COM (NVDA), BROADCOM (AVGO), META PLATFORMS INC (META), AMAZON.COM (AMZN) — the largest 5 of 8 adds.
What stocks did HARVARD MANAGEMENT CO INC sell in Q1 2026?
In Q1 2026, HARVARD MANAGEMENT CO INC fully sold 3 positions (ISHARES ETHEREUM TR (ETHA), KLARNA GROUP PLC (KLAR), FIGMA INC (FIG)); reduced holdings in ISHARES BITCOIN TRUST ETF (IBIT), FLUTTER ENTMT PLC (FLUT), SPDR GOLD TR (GLD), ALPHABET CL A (GOOGL), ZILLOW GROUP INC (Z) — the largest 5 of 6 reductions.
Which positions did HARVARD MANAGEMENT CO INC initiate in Q1 2026?
HARVARD MANAGEMENT CO INC established 1 new position in Q1 2026: GENERATE BIOMEDICINES INC (GENB, 0.8%).
Which existing positions saw the largest allocation increases for HARVARD MANAGEMENT CO INC in Q1 2026?
Of 8 existing positions with share-count increases in Q1 2026, the largest were: TAIWAN SEMIC-ADR (TSM, +8.3% weight, +123.9% shares), NVIDIA CORPORATION COM (NVDA, +3.5% weight, +81.3% shares), BROADCOM (AVGO, +2.7% weight, +47.3% shares), META PLATFORMS INC (META, +0.4% weight, +7.0% shares), AMAZON.COM (AMZN, +0.7% weight, +5.5% shares), MICROSOFT (MSFT, +-0.9% weight, +4.8% shares), UNION PACIFIC (UNP, +1.7% weight, +3.8% shares), BOOKING HLDGS INC (BKNG, +-0.6% weight, +3.8% shares).
Which positions did HARVARD MANAGEMENT CO INC fully exit in Q1 2026?
HARVARD MANAGEMENT CO INC fully exited 3 positions in Q1 2026: ISHARES ETHEREUM TR (ETHA, last-reported weight 4.2%), KLARNA GROUP PLC (KLAR, last-reported weight 0.6%), FIGMA INC (FIG, last-reported weight 0.1%).
Which existing positions saw the largest allocation reductions for HARVARD MANAGEMENT CO INC in Q1 2026?
Of 6 existing positions with share-count reductions in Q1 2026, the largest were: ISHARES BITCOIN TRUST ETF (IBIT, -6.3% weight, -43.1% shares), FLUTTER ENTMT PLC (FLUT, -0.7% weight, -30.4% shares), SPDR GOLD TR (GLD, -0.9% weight, -25.9% shares), ALPHABET CL A (GOOGL, -2.4% weight, -23.6% shares), ZILLOW GROUP INC (Z, -0.9% weight, -15.1% shares), ZILLOW GROUP INC (ZG, -0.3% weight, -5.4% 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.