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.

Filing period

Updated 2026-06-06 from SEC 13F data.

Live quotes available for 12 of 39 rows. Rows without a quote are marked unavailable.


1	FOXA	TWENTY FIRST CENTY FOX INC	17.64%	Add +48.2%	39,415,829	$1.96B	$49.69	No quote
2	SYF	SYNCHRONY FINL	8.81%	-	29,295,030	$977.87M	$33.38	No quote
3	LNG	CHENIERE ENERGY INC	8.34%	Reduce -31.5%	14,196,135	$925.45M	No quote	No quote
4	VSAT	VIASAT INC	8.13%	Add +0.5%	13,732,068	$902.47M	$65.72	No quote
5	QRVO	QORVO INC	7.94%	-	11,000,000	$881.87M	$80.17	No quote
6	AGN	ALLERGAN PLC	7.43%	Add +4.2%	4,950,000	$825.26M	No quote	No quote
7	PXD	PIONEER NAT RES CO	6.82%	-	4,000,000	$756.96M	No quote	No quote
8	FOX	TWENTY FIRST CENTY FOX INC	6.04%	Add +19.0%	13,606,260	$670.38M	$49.27	No quote
9	AR	ANTERO RES CORP	5.11%	-	26,587,791	$567.65M	$21.35	No quote
10	CLNY	COLONY CAP INC NEW	2.79%	New	49,687,370	$310.05M	No quote	No quote
11	T	AT&T INC	2.74%	New	9,480,700	$304.43M	$32.11	No quote
12	CAH	CARDINAL HEALTH INC	2.24%	-	5,100,000	$249.03M	$48.83	No quote
13	ATRA	ATARA BIOTHERAPEUTICS INC	2.07%	-	6,254,632	$229.86M	No quote	No quote
14	MCK	MCKESSON CORP	1.96%	Add +0.7%	1,627,700	$217.14M	$133.40	No quote
15	TBPH	THERAVANCE BIOPHARMA INC	1.90%	-	9,309,168	$211.13M	No quote	No quote
16	PCG	PG&E CORP	1.73%	Add +42.9%	4,500,000	$191.52M	$42.56	No quote
17	COR	AMERISOURCEBERGEN CORP	1.44%	Add +42.2%	1,873,565	$159.76M	No quote	No quote
18	VRTV	VERITIV CORP	1.37%	-	3,824,385	$152.4M	No quote	No quote
19	TRCO	TRIBUNE MEDIA CO	1.03%	New	2,996,042	$114.66M	No quote	No quote
20	KERX	KERYX BIOPHARMACEUTICALS INC	0.87%	-	25,791,678	$96.98M	No quote	No quote
21	SBGI	SINCLAIR BROADCAST GROUP INC	0.74%	New	2,571,302	$82.67M	$32.15	No quote
22	AMC	AMC ENTMT HLDGS INC	0.72%	-	5,000,000	$79.5M	No quote	No quote
23	NG	NOVAGOLD RES INC	0.54%	-	13,467,145	$59.93M	$4.45	No quote
24	GTYHU	GTY TECHNOLOGY HOLDINGS INC	0.41%	-	4,400,000	$45.89M	No quote	No quote
25	PRTK	PARATEK PHARMACEUTICALS INC	0.22%	-	2,394,498	$24.42M	No quote	No quote
26	TBIO	TRANSLATE BIO INC	0.22%	New	1,923,076	$24.33M	No quote	No quote
27	SCAC	SABAN CAP ACQUISITION CORP	0.21%	-	2,326,500	$23.45M	No quote	No quote
28	TMQ	TRILOGY METALS INC NEW	0.21%	Add +23.1%	13,050,758	$23.17M	No quote	No quote
29	SHPG	SHIRE PLC	0.15%	New	98,932	$16.7M	No quote	No quote
30	STNLU	SENTINEL ENERGY SVCS INC	0.15%	-	1,600,000	$16.14M	No quote	No quote
31	SCACW	SABAN CAP ACQUISITION CORP	0.01%	-	1,163,250	$1.4M	No quote	No quote
37	TWX	TIME WARNER INC	-	Sold	0	$0	No quote	No quote
36	PBF	PBF ENERGY INC	-	Sold	0	$0	No quote	No quote
35	OREX	OREXIGEN THERAPEUTICS INC	-	Sold	0	$0	No quote	No quote
34	FWP	FORWARD PHARMA A/S	-	Sold	0	$0	No quote	No quote
33	CLNS	COLONY NORTHSTAR INC	-	Sold	0	$0	No quote	No quote
32	IMOS	CHIPMOS TECHNOLOGIES INC	-	Sold	0	$0	No quote	No quote

Other instruments

Bonds, warrants, or non-share principal positions reported alongside the equity portfolio.


1	TSLA 2.375 03/15/22	TESLA INCNOTE 2.375% 3/1	OTHER	250,000,000	$306.25M
2	TBPH 3.25 11/01/23	THERAVANCE BIOPHARMA INCNOTE 3.250%11/0	OTHER	30,000,000	$29.96M