Seth Klarman - Baupost Group
As of Q2 2026, Seth Klarman reported 23 long-equity positions worth $5.42B in aggregate.
Copy-investor backtest
- Latest quarter
- +3.22%
- 1-year
- +20.94%
- 3-year
- +48.31%
- 5-year
- +12.01%
- 3-year vs S&P 500
- -25.70%
- 5-year vs S&P 500
- -61.90%
- 5-year top 5
- -0.29%
Return from mechanically copying the disclosed 13F equity portfolio after each filing and rebalancing at the next. The vs S&P 500 figures subtract SPY over that manager's own rebalance dates, so both sides cover the same days; both are price return, excluding dividends. Method & limitations.
Get email alerts when Seth Klarman files a new 13F — sign in or create a free account.
Updated 2026-06-06 from SEC 13F data.
Live quotes available for 6 of 23 rows. Rows without a quote are marked unavailable.
| 1 | MU | MICRON TECHNOLOGY INC | 31.83% | Reduce -19.3% | 51,655,434 | $1.12B | $21.75 | No quote |
| 2 | THRX | THERAVANCE INC | 20.35% | Add +8.8% | 20,144,301 | $718.14M | No quote | No quote |
| 3 | VSAT | VIASAT INC | 19.76% | Add +1.2% | 11,129,200 | $697.24M | $62.65 | No quote |
| 4 | BP | BP PLC | 7.80% | Add +1.2% | 5,666,413 | $275.44M | $48.61 | No quote |
| 5 | IDIX | IDENIX PHARMACEUTICALS INC | 6.25% | Add +24.4% | 36,910,868 | $220.73M | No quote | No quote |
| 6 | CWSA | CITIGROUP INC | 1.92% | Add +10.6% | 104,246,007 | $67.76M | No quote | No quote |
| 7 | FNF | FIDELITY NATIONAL FINANCIAL | 1.82% | New | 1,974,400 | $64.07M | $32.45 | No quote |
| 8 | IMOS | CHIPMOS TECH BERMUDA LTD | 1.79% | - | 3,283,235 | $63.17M | No quote | No quote |
| 9 | PBF | PBF ENERGY INC | 1.76% | Add +106.9% | 1,976,606 | $62.18M | $31.46 | No quote |
| 10 | NG | NOVAGOLD RES INC | 1.56% | - | 21,688,300 | $55.09M | $2.54 | No quote |
| 11 | ELOS | SYNERON MEDICAL LTD | 1.39% | - | 4,000,000 | $49.2M | No quote | No quote |
| 12 | ROVI | ROVI CORP | 1.21% | Reduce -64.9% | 2,160,000 | $42.53M | No quote | No quote |
| 13 | KIN | KINDRED BIOSCIENCES INC | 0.92% | New | 2,900,000 | $32.39M | No quote | No quote |
| 14 | AOI | ALLIANCE ONE INTL INC | 0.55% | - | 6,383,641 | $19.47M | No quote | No quote |
| 15 | AIGWS | AMERICAN INTL GROUP INC | 0.38% | - | 656,443 | $13.29M | No quote | No quote |
| 16 | NCQ | NOVACOPPER INC | 0.22% | - | 5,005,298 | $7.61M | No quote | No quote |
| 17 | AVEO | AVEO PHARMACEUTICALS INC | 0.20% | - | 3,829,350 | $7.01M | No quote | No quote |
| 18 | ALDW | ALON USA PARTNERS LP | 0.16% | New | 329,188 | $5.48M | No quote | No quote |
| 19 | ENZN | ENZON PHARMACEUTICALS INC | 0.14% | Reduce -43.6% | 4,337,858 | $5.03M | No quote | No quote |
| 22 | ORCL | ORACLE CORP | - | Sold | 0 | $0 | No quote | No quote |
| 21 | ITRN | ITURAN LOCATION AND CONTROL | - | Sold | 0 | $0 | No quote | No quote |
| 20 | CPF | CENTRAL PAC FINL CORP | - | Sold | 0 | $0 | No quote | No quote |
Other instruments
Bonds, warrants, or non-share principal positions reported alongside the equity portfolio.
| 1 | - | MICRON TECHNOLOGY INCDEBT 1.875% 6/0 | OTHER | 0 | $0 |