Harvard Management Co INC (CIK: 0001082621) is a financial institution headquartered at 600 Atlantic Avenue, , Boston, Massachusetts 02210-2203. The firm regularly files Form 13F with the U.S. Securities and Exchange Commission (SEC), disclosing its equity holdings and investment positions.
As of the latest reporting period (2025-12-31), the institution manages a portfolio valued at $2,079,274,080, comprising 19 distinct securities. Over its filing history, it has submitted 55 Form 13F reports.
To view the institution’s full SEC filing history:
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Q4 2025 — Top-10 concentration: 86.9%. Quarterly turnover: 17.8%. ▲ 3 new, +5 added, −5 reduced, ×3 exited.
| Name | Shares | Market Value | Weight | Change | Activity |
|---|---|---|---|---|---|
| 5.35 M | $265.81 M | 12.78% | ▼ 1,460,000 | Reduce -21.4% | |
| 807,900 | $252.87 M | 12.16% | ▲ 161,700 | Add 25.0% | |
| 626,450 | $248.27 M | 11.94% | ▼ 34,941 | Reduce -5.3% | |
| 489,678 | $236.82 M | 11.39% | ▼ 133,622 | Reduce -21.4% | |
| 841,450 | $180.25 M | 8.67% | ▲ 53,975 | Add 6.9% | |
| 679,845 | $156.92 M | 7.55% | ▼ 391,255 | Reduce -36.5% | |
| 611,233 | $141.39 M | 6.80% | ▲ 611,233 | New Buy | |
| 181,765 | $119.98 M | 5.77% | ▲ 18,505 | Add 11.3% | |
| 321,766 | $111.36 M | 5.36% | ▲ 221,866 | Add 222.1% | |
| 306,796 | $93.23 M | 4.48% | ▲ 95,006 | Add 44.9% |