Harvard Management Co Inc holds a focused book of 16 stocks worth $1.8B as of Q1 2026 (disclosed May 15, 2026, a ~45-day 13F lag). This quarter they opened GENERATE BIOMEDICINES INC and trimmed SPDR GOLD TR. Their largest long position is TAIWAN SEMICONDUCTOR MFG LTD at 13% of the equity book.
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curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/1082621/holdings"
Use Arkolith to show HARVARD MANAGEMENT CO INC's latest holdings, largest changes, and filing provenance.
Top-heavy: focused book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
9% mapped to company sectors
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Estimated $ traded · quarter-end prices, no cost basis
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Taiwan Semiconductor MFG Ltd SPONSORED ADS | $232.1M | 686.8K | 12.8% | ▲+124% Added · +380K sh | |
| 2 | SPDR Gold TR GOLD SHS | $199.8M | 464.4K | 11.0% | ▼−26% Reduced · −162K sh | |
| 3 | Microsoft Corp COM | $189.9M | 513.1K | 10.5% | ▲+4.8% Added · +23K sh | |
| 4 | Alphabet Inc CAP STK CL A | $177.4M | 617.0K | 9.8% | ▼−24% Reduced · −191K sh | |
| 5 | Union Pac Corp COM | $153.9M | 634.4K | 8.5% | ▲+3.8% Added · +23K sh | |
| 6 | Amazon Com Inc COM | $149.4M | 717.5K | 8.2% | ▲+5.5% Added · +38K sh | |
| 7 | Booking Holdings Inc COM | $147.1M | 34.9K | 8.1% | ▲+3.8% Added · +1K sh | |
| 8 | Broadcom Inc COM | $146.7M | 473.9K | 8.1% | ▲+47% Added · +152K sh | |
| 9 | Nvidia Corporation COM | $129.7M | 743.8K | 7.1% | ▲+81% Added · +334K sh | |
| 10 | Ishares Bitcoin Trust ETF SHS BEN INT | $117.0M | 3.04M | 6.4% | ▼−43% Reduced · −2.3M sh | |
| 11 | Meta Platforms Inc CL A | $111.3M | 194.6K | 6.1% | ▲+7.0% Added · +13K sh | |
| 12 | Zillow Group Inc CL C CAP STK | $23.3M | 562.0K | 1.3% | ▼−15% Reduced · −100K sh | |
| 13 | Generate Biomedicines Inc COM SHS | $13.9M | 1.11M | 0.8% | ▲New New position | |
| 14 | Zillow Group Inc CL A | $11.8M | 284.8K | 0.6% | ▼−5.4% Reduced · −16K sh | |
| 15 | Flutter Entmt PLC SHS | $8.2M | 80.3K | 0.5% | ▼−30% Reduced · −35K sh | |
| 16 | 10X Genomics Inc CL A COM | $3.6M | 170.0K | 0.2% | —Held | |
| 17 | Purecycle Technologies Inc *W EXP 03/17/202 | $550K | 714.3K | 0.0% | —Held |
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Positions | Value | Form |
|---|---|---|---|---|---|
| Q1 2026 | Mar 31, 2026 | May 15, 2026 | 17 | $1.8B | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Feb 13, 2026 | 19 | $2.1B | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Nov 14, 2025 | 18 | $2.1B | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Aug 8, 2025 | 14 | $1.4B | 13F-HR |
| Q1 2025 | Mar 31, 2025 | May 9, 2025 | 14 | $1.1B | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Feb 14, 2025 | 16 | $1.7B | 13F-HR |
| Q3 2024 | Sep 30, 2024 | Nov 14, 2024 | 15 | $1.7B | 13F-HR |
| Q2 2024 | Jun 30, 2024 | Aug 9, 2024 | 15 | $1.7B | 13F-HR |
| Q1 2024 | Mar 31, 2024 | May 10, 2024 | 12 | $1.6B | 13F-HR |
| Q4 2023 | Dec 31, 2023 | Feb 9, 2024 | 14 | $1.2B | 13F-HR |
| Q3 2023 | Sep 30, 2023 | Nov 9, 2023 | 22 | $885.8M | 13F-HR |
| Q2 2023 | Jun 30, 2023 | Aug 11, 2023 | 33 | $1.0B | 13F-HR |
| Q1 2023 | Mar 31, 2023 | May 15, 2023 | 48 | $951.8M | 13F-HR |
| Q4 2022 | Dec 31, 2022 | Feb 10, 2023 | 46 | $806.6M | 13F-HR |
| Q3 2022 | Sep 30, 2022 | Nov 10, 2022 | 47 | $803.7M | 13F-HR |
| Q2 2022 | Jun 30, 2022 | Aug 12, 2022 | 45 | $863.8M | 13F-HR |
| Q1 2022 | Mar 31, 2022 | May 13, 2022 | 44 | $990.7M | 13F-HR |
| Q4 2021 | Dec 31, 2021 | Feb 11, 2022 | 46 | $1.1B | 13F-HR |
| Q3 2021 | Sep 30, 2021 | Nov 12, 2021 | 40 | $1.7B | 13F-HR |
| Q2 2021 | Jun 30, 2021 | Aug 13, 2021 | 38 | $1.7B | 13F-HR |
| Q1 2021 | Mar 31, 2021 | May 7, 2021 | 38 | $1.8B | 13F-HR |
| Q4 2020 | Dec 31, 2020 | Feb 12, 2021 | 30 | $1.8B | 13F-HR |
| Q3 2020 | Sep 30, 2020 | Nov 13, 2020 | 24 | $1.8B | 13F-HR |
| Q2 2020 | Jun 30, 2020 | Sep 18, 2020 | 19 | $1.2B | 13F-HR/A |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly ~45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. The performance line is a simulation of the disclosed long book, not an audited return.