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.
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 19 of 57 rows. Rows without a quote are marked unavailable.
| 1 | LBTYK | LIBERTY GLOBAL PLC | 15.08% | - | 53,971,307 | $1.4B | $25.91 | |
| 2 | QRVO | QORVO INC | 8.89% | Add +11.8% | 6,645,712 | $824.73M | $124.10 | |
| 3 | INTC | INTEL CORP | 8.87% | Reduce -8.0% | 16,592,431 | $822.32M | $49.56 | |
| 4 | VSAT | VIASAT INC | 8.57% | - | 16,288,959 | $794.9M | $48.80 | |
| 5 | GOOG | ALPHABET INC | 7.35% | Add +6.9% | 243,890 | $681.18M | $2792.99 | |
| 6 | LSXMK | LIBERTY MEDIA CORP DEL | 5.50% | Add +6.2% | 11,161,589 | $510.42M | No quote | No quote |
| 7 | VRTV | VERITIV CORP | 5.14% | - | 3,564,439 | $476.17M | No quote | No quote |
| 8 | FI | FISERV INC | 4.36% | Add +30.8% | 3,988,391 | $404.42M | No quote | No quote |
| 9 | WTW | WILLIS TOWERS WATSON PLC LTD | 3.14% | Reduce -1.5% | 1,230,966 | $290.78M | $236.22 | |
| 10 | SSNC | SS&C TECHNOLOGIES HLDGS INC | 3.05% | Reduce -1.3% | 3,767,449 | $282.63M | $75.02 | |
| 11 | LSXMA | LIBERTY MEDIA CORP DEL | 2.77% | Add +13.0% | 5,619,936 | $256.89M | No quote | No quote |
| 12 | DBX | DROPBOX INC | 2.65% | Add +30.6% | 10,571,046 | $245.78M | No quote | No quote |
| 13 | MU | MICRON TECHNOLOGY INC | 2.61% | Reduce -4.3% | 3,110,974 | $242.31M | $77.89 | |
| 14 | NXST | NEXSTAR MEDIA GROUP INC | 2.33% | Reduce -33.0% | 1,147,692 | $216.32M | No quote | No quote |
| 15 | META | META PLATFORMS INC | 2.33% | Reduce -1.5% | 969,911 | $215.67M | $222.36 | |
| 16 | EHC | ENCOMPASS HEALTH CORP | 2.30% | Add +318.9% | 3,000,000 | $213.33M | $71.11 | |
| 17 | GTX 11 PERP A | GARRETT MOTION INCCUSIP 366505204 | 2.27% | - | 25,480,292 | $210.72M | No quote | No quote |
| 18 | LBTYA | LIBERTY GLOBAL PLC | 2.11% | - | 7,657,205 | $195.34M | $25.51 | |
| 19 | DBRG | DIGITALBRIDGE GROUP INC | 1.43% | Reduce -19.7% | 18,366,359 | $132.24M | No quote | No quote |
| 20 | TBPH | THERAVANCE BIOPHARMA INC | 1.41% | Reduce -0.1% | 13,643,333 | $130.43M | No quote | No quote |
| 21 | VRNT | VERINT SYS INC | 1.23% | Reduce -41.2% | 2,207,576 | $114.13M | No quote | No quote |
| 22 | ATRA | ATARA BIOTHERAPEUTICS INC | 0.81% | Reduce -4.2% | 8,123,616 | $75.47M | No quote | No quote |
| 23 | ADV | ADVANTAGE SOLUTIONS INC | 0.80% | Reduce -1.3% | 12,039,952 | $74.29M | No quote | No quote |
| 24 | LFG | ARCHAEA ENERGY INC | 0.71% | Reduce -10.8% | 3,121,503 | $65.49M | No quote | No quote |
| 25 | NUVB | NUVATION BIO INC | 0.59% | Add +21.1% | 10,443,494 | $54.93M | $5.26 | |
| 26 | AVAN | AVANTI ACQUISITION CORP | 0.43% | - | 4,000,000 | $39.44M | No quote | No quote |
| 27 | IS | IRONSOURCE LTD | 0.41% | Add +98.4% | 7,936,988 | $38.1M | No quote | No quote |
| 28 | LMACA | LIBERTY MEDIA ACQUISITION CO | 0.34% | Reduce -1.4% | 3,156,598 | $31.28M | No quote | No quote |
| 29 | GTN | GRAY TELEVISION INC | 0.31% | New | 1,290,916 | $28.49M | $22.07 | |
| 30 | POST | POST HOLDINGS PARTNERING COR | 0.28% | New | 378,284 | $26.2M | $69.26 | |
| 31 | GTX | GARRETT MOTION INC | 0.28% | - | 3,575,000 | $25.7M | $7.19 | |
| 32 | AGCB | ALTIMETER GROWTH CORP 2 | 0.26% | Reduce -1.1% | 2,473,180 | $24.29M | No quote | No quote |
| 33 | GRAB | GRAB HOLDINGS LIMITED | 0.22% | Reduce -4.6% | 6,105,101 | $20.43M | $3.35 | |
| 34 | DGNU | DRAGONEER GROWTH OPT CORP II | 0.21% | Reduce -1.8% | 1,964,288 | $19.25M | No quote | No quote |
| 35 | CGEM | CULLINAN ONCOLOGY INC | 0.17% | - | 1,535,560 | $16.08M | No quote | No quote |
| 36 | JOBY | JOBY AVIATION INC | 0.14% | Reduce -79.5% | 1,967,244 | $13.02M | $6.62 | |
| 37 | TMQ | TRILOGY METALS INC NEW | 0.13% | Reduce -5.0% | 11,125,566 | $11.68M | No quote | No quote |
| 38 | BRBR | BELLRING BRANDS INC | 0.12% | New | 479,583 | $11.07M | $23.08 | |
| 39 | SVFA | SVF INVESTMENT CORP | 0.10% | Reduce -1.1% | 989,267 | $9.7M | No quote | No quote |
| 40 | OB | OUTBRAIN INC | 0.09% | - | 792,000 | $8.5M | No quote | No quote |
| 41 | FNCH | FINCH THERAPEUTICS GROUP INC | 0.06% | Reduce -0.8% | 1,123,108 | $5.65M | No quote | No quote |
| 42 | J209REORGPYMNT | NOBLE CORP NEW | 0.04% | - | 104,928 | $3.46M | No quote | No quote |
| 43 | PSTHWS | PERSHING SQUARE TONTINE HLDG | 0.02% | Reduce -2.4% | 1,898,711 | $1.79M | No quote | No quote |
| 44 | ZGNWS | ERMENEGILDO ZEGNA N V | 0.02% | Reduce -0.3% | 698,199 | $1.56M | No quote | No quote |
| 45 | JOBYWS | JOBY AVIATION INC | 0.02% | Reduce -0.8% | 867,896 | $1.43M | No quote | No quote |
| 46 | RBACWS | REDBALL ACQUISITION CORP | 0.01% | Reduce -0.8% | 1,636,173 | $1.39M | No quote | No quote |
| 47 | EVTLWS | VERTICAL AEROSPACE LTD | 0.01% | Reduce -1.5% | 1,462,477 | $1.15M | No quote | No quote |
| 48 | AUROW | AURORA INNOVATION INC | 0.01% | Reduce -1.8% | 736,550 | $1.09M | $1.48 | No quote |
| 49 | HZONWS | HORIZON ACQUISITION CORPORAT | 0.01% | - | 1,166,666 | $770K | No quote | No quote |
| 50 | AVANWS | AVANTI ACQUISITION CORP | 0.01% | - | 2,000,000 | $520K | No quote | No quote |
| 51 | CZOWF | CAZOO GROUP LTD | 0.01% | - | 1,250,000 | $475K | No quote | No quote |
| 52 | LMACW | LIBERTY MEDIA ACQUISITION CO | 0.00% | Reduce -1.4% | 631,320 | $423K | No quote | No quote |
| 53 | SVFAW | SVF INVESTMENT CORP | 0.00% | Reduce -1.1% | 197,853 | $111K | No quote | No quote |
| 54 | HIPOWS | HIPPO HLDGS INC | 0.00% | Reduce -0.3% | 199,485 | $68K | No quote | No quote |
| 56 | PSTH | PERSHING SQUARE TONTINE HLDG | - | Sold | 0 | $0 | No quote | No quote |
| 55 | GEN | NORTONLIFELOCK INC | - | Sold | 0 | $0 | No quote | No quote |
Other instruments
Bonds, warrants, or non-share principal positions reported alongside the equity portfolio.
| 1 | TBPH 3.25 11/01/23 | THERAVANCE BIOPHARMA INCNOTE 3.250%11/0 | OTHER | 30,000,000 | $28.56M |