HARVARD MANAGEMENT CO INC
Filing Date
Global Rank
#1,333
/ 8,603
▼ 58
· as of Mar 2026
Top Industry
Semiconductors
38.1%
3Y Alpha vs SPY
-0.1%
Period ended 3 months ago
Filed May 15, 2026 · 55d
25 quarters · since Mar 2020
Clone Performance
Jul 2023–Jul 2026 · vs SPYHypothetical growth of cloning every reported 13F position and rebalancing on each filing, indexed to the same start.
Cloned portfolio
+96.3%
SPY
+76.5%
Annualised alpha
+4.4%
Max drawdown
−29.5%
Estimate. 13F holdings are quarter-lagged and long-only, so the clone rebalances about 45 days after each period end — when the filing becomes public — and excludes options and short positions. Past performance does not predict future results.
Portfolio Concentration
15 positions · as of Mar 31, 2026 · Δ vs Dec 31, 2025Top Position
14.1%
−0.2 pts
Top 5
57.7%
−4.6 pts
Top 10
97.4%
+5.3 pts
HHI
999
Diversified−4
Portfolio Trend
25 quarters · across all stocks
Sector Breakdown
As of Mar 31, 2026| Sector | % Portfolio | Value |
|---|---|---|
| Technology | 42.3% | $698,422,870 |
| Unclassified | 19.2% | $316,822,183 |
| Communication Services | 18.2% | $300,511,069 |
| Consumer Cyclical | 9.9% | $163,514,933 |
| Industrials | 9.3% | $153,912,305 |
| Healthcare | 1.1% | $17,497,850 |
Last Quarter's Activity
Export CSVAdded To
Positions the filer increased
8 positions
| Ticker | Company | Δ Shares | Shares | Value | Open |
|---|---|---|---|---|---|
| TSM | Taiwan Semiconductor Manufacturing Co Ltd | +380,000 | 686,796 | $232,102,708 | |
| NVDA | Nvidia Corp | +333,500 | 743,791 | $129,717,150 | |
| AVGO | Broadcom Inc. | +152,150 | 473,916 | $146,681,741 | |
| AMZN | Amazon Com Inc | +37,694 | 717,539 | $149,441,847 | |
| MSFT | Microsoft Corp | +23,387 | 513,065 | $189,921,271 | |
| UNP | Union Pacific Corp | +23,143 | 634,376 | $153,912,305 | |
| META | Meta Platforms, Inc. | +12,789 | 194,554 | $111,310,180 | |
| BKNG | Booking Holdings Inc. | +1,270 | 34,928 | $5,882,322 | |
| No positions match the current search. | |||||
Trimmed
Positions the filer reduced
5 positions
| Ticker | Company | Δ Shares | Shares | Value | Open |
|---|---|---|---|---|---|
| IBIT | iShares Bitcoin Trust ETF | −2,309,000 | 3,044,612 | $116,973,993 | |
| GOOGL | Alphabet Inc. | −190,940 | 616,960 | $177,413,017 | |
| GLD | Spdr Gold Trust | −162,000 | 464,450 | $199,848,190 | |
| FLUT | Flutter Entertainment plc | −35,140 | 80,341 | $8,190,764 | |
| ZG | Zillow Group, Inc. | −16,322 | 284,800 | $11,787,872 | |
| No positions match the current search. | |||||
New Positions
Positions the filer opened this quarter
1 positions
| Ticker | Company | Shares | Value | Open |
|---|---|---|---|---|
| GENB | Generate Biomedicines, Inc. | 1,111,100 | $13,888,750 | |
| No positions match the current search. | ||||
15 positions ·
$1,650,681,210 total
· as of Mar 31, 2026
| Ticker | Company | Type | Shares | Value (USD) | % of Portfolio | History |
|---|---|---|---|---|---|---|
| TSM |
Taiwan Semiconductor Manufacturing Co Ltd
Technology
|
Added | 686,796 | $232,102,708 | 14.06% | |
| GLD |
Spdr Gold Trust
|
Reduced | 464,450 | $199,848,190 | 12.11% | |
| MSFT |
Microsoft Corp
Technology
|
Added | 513,065 | $189,921,271 | 11.51% | |
| GOOGL |
Alphabet Inc.
Communication Services
|
Reduced | 616,960 | $177,413,017 | 10.75% | |
| UNP |
Union Pacific Corp
Industrials
|
Added | 634,376 | $153,912,305 | 9.32% | |
| AMZN |
Amazon Com Inc
Consumer Cyclical
|
Added | 717,539 | $149,441,847 | 9.05% | |
| AVGO |
Broadcom Inc.
Technology
|
Added | 473,916 | $146,681,741 | 8.89% | |
| NVDA |
Nvidia Corp
Technology
|
Added | 743,791 | $129,717,150 | 7.86% | |
| IBIT |
iShares Bitcoin Trust ETF
|
Reduced | 3,044,612 | $116,973,993 | 7.09% | |
| META |
Meta Platforms, Inc.
Communication Services
|
Added | 194,554 | $111,310,180 | 6.74% | |
| GENB |
Generate Biomedicines, Inc.
Healthcare
|
NEW | 1,111,100 | $13,888,750 | 0.84% | |
| ZG |
Zillow Group, Inc.
Communication Services
|
Reduced | 284,800 | $11,787,872 | 0.71% | |
| FLUT |
Flutter Entertainment plc
Consumer Cyclical
|
Reduced | 80,341 | $8,190,764 | 0.50% | |
| BKNG |
Booking Holdings Inc.
Consumer Cyclical
|
Added | 34,928 | $5,882,322 | 0.36% | |
| TXG |
10x Genomics, Inc.
Healthcare
|
Held | 170,000 | $3,609,100 | 0.22% |