Seth Klarman - Baupost Group
As of Q1 2026, Seth Klarman reported 22 long-equity positions worth $5.12B in aggregate.
Copy-investor backtest
- Latest quarter
- +2.79%
- 1-year
- +38.08%
- 3-year
- +52.44%
- 3-year top 5
- +62.23%
Return from mechanically copying the disclosed 13F equity portfolio after each filing and rebalancing at the next. Method & limitations.
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Updated 2026-06-06 from SEC 13F data.
Live quotes available for 18 of 27 rows. Rows without a quote are marked unavailable.
| 1 | LBTYK | LIBERTY GLOBAL LTD | 21.39% | - | 42,311,011 | $755.25M | $17.85 | |
| 2 | WTW | WILLIS TOWERS WATSON PLC LTD | 12.27% | Add +6.2% | 1,652,648 | $433.23M | $262.14 | |
| 3 | CRHCF | CRH PLC | 8.98% | Add +56.0% | 4,226,602 | $316.91M | No quote | No quote |
| 4 | FIS | FIDELITY NATL INFORMATION SV | 7.49% | Reduce -37.1% | 3,509,254 | $264.46M | $75.36 | |
| 5 | CLVT | CLARIVATE PLC | 6.27% | Add +27.2% | 38,929,635 | $221.51M | $5.69 | |
| 6 | GOOG | ALPHABET INC | 5.56% | Reduce -63.8% | 1,069,588 | $196.18M | $183.42 | |
| 7 | VSAT | VIASAT INC | 4.95% | Reduce -8.5% | 13,759,364 | $174.74M | $12.70 | |
| 8 | HUM | HUMANA INC | 4.44% | New | 420,000 | $156.93M | $373.65 | |
| 9 | JAZZ | JAZZ PHARMACEUTICALS PLC | 3.85% | Add +52.8% | 1,274,248 | $136M | $106.73 | |
| 10 | WCC | WESCO INTL INC | 3.61% | Add +290.3% | 803,000 | $127.29M | $158.52 | |
| 11 | LBTYA | LIBERTY GLOBAL LTD | 3.55% | - | 7,194,276 | $125.4M | $17.43 | |
| 12 | SOLV | SOLVENTUM CORP | 2.73% | New | 1,820,000 | $96.24M | $52.88 | |
| 13 | WSC | WILLSCOT MOBIL MINI HLDNG CO | 2.63% | New | 2,470,000 | $92.97M | $37.64 | |
| 14 | EXP | EAGLE MATLS INC | 2.11% | Add +30.6% | 342,102 | $74.39M | $217.46 | |
| 15 | FTRE | FORTREA HLDGS INC | 2.08% | Add +933.7% | 3,140,360 | $73.3M | No quote | No quote |
| 16 | J | JACOBS SOLUTIONS INC | 1.96% | Reduce -2.5% | 494,218 | $69.05M | $139.71 | |
| 17 | HLF | HERBALIFE LTD | 1.51% | Add +128.3% | 5,124,526 | $53.24M | $10.39 | |
| 18 | GDS | GDS HLDGS LTD | 1.12% | Add +63.5% | 4,249,952 | $39.48M | $9.29 | |
| 19 | TBPH | THERAVANCE BIOPHARMA INC | 1.01% | Reduce -36.3% | 4,200,021 | $35.62M | No quote | No quote |
| 20 | CPRI | CAPRI HOLDINGS LIMITED | 0.94% | New | 1,000,000 | $33.08M | $33.08 | |
| 21 | LSXMK | LIBERTY MEDIA CORP DEL | 0.66% | Reduce -75.7% | 1,058,616 | $23.46M | No quote | No quote |
| 22 | VRSN | VERISIGN INC | 0.53% | New | 105,764 | $18.81M | $177.80 | |
| 23 | LSXMA | LIBERTY MEDIA CORP DEL | 0.38% | Reduce -77.6% | 600,194 | $13.29M | No quote | No quote |
| 26 | WBD | WARNER BROS DISCOVERY INC | - | Sold | 0 | $0 | No quote | No quote |
| 25 | SOUN | SOUNDHOUND AI INC | - | Sold | 0 | $0 | No quote | No quote |
| 24 | OPTU | ALTICE USA INC | - | Sold | 0 | $0 | No quote | No quote |
Other instruments
Bonds, warrants, or non-share principal positions reported alongside the equity portfolio.
| 1 | OB | OUTBRAIN INCNOTE 2.950% 7/2 | OTHER | 118,000,000 | $103.27M |