Aerarium

SEC EDGAR Form 13F

Baupost Group

Baupost Group is a Boston-based investment manager led by Seth Klarman with a long-term, value-oriented, multi-strategy approach across public and private asset classes.

Latest Form 13F: 22 long U.S. equity positions, $5M reported value for the period ended Mar 31, 2026, led by AMAZON COM INC, RESTAURANT BRANDS INTL INC, and WESCO INTL INC.

CIK: 1061768 · Filed: May 14, 2026 · Period: Mar 31, 2026

Reported value
$5M
Positions
22
Key person
Seth Klarman
Style
Value multi-strategy
Top holding
AMZN · AMAZON COM INC
Period
Mar 31, 2026
Filed
May 14, 2026
CIK
1061768

What a 13F does not show

Form 13F covers many reportable long U.S. equity positions at quarter end. It does not show every asset type, short positions, hedges, intraperiod trades, or current holdings after the report date. Use it as ownership context, not investment advice.

Read the 13F guide →
AMZN
AMAZON COM INC
Portfolio weight
12.70%
QSR
RESTAURANT BRANDS INTL INC
Portfolio weight
11.67%
WCC
WESCO INTL INC
Portfolio weight
7.69%
UNP
UNION PAC CORP
Portfolio weight
7.31%
ELV
ELEVANCE HEALTH INC FORMERLY
Portfolio weight
7.30%

Top reported holdings

Showing the top 22 positions by reported value. Source: SEC EDGAR Form 13F; period 2026-03-31; filed 2026-05-14.

#TickerCompanySharesValuePortfolio %QoQ change
1AMZNAMAZON COM INC3.1M$649,543.0012.70%+47.0%
2QSRRESTAURANT BRANDS INTL INC8.1M$597,208.0011.67%+0.0%
3WCCWESCO INTL INC1.4M$393,159.007.69%+1.3%
4UNPUNION PAC CORP1.5M$373,876.007.31%-5.3%
5ELVELEVANCE HEALTH INC FORMERLY1.3M$373,301.007.30%+0.5%
6GOOGALPHABET INC1.2M$338,819.006.62%+8.6%
7FERGFERGUSON ENTERPRISES INC1.4M$336,457.006.58%+26.9%
8WTWWILLIS TOWERS WATSON PLC LTD893.1K$259,632.005.08%-34.2%
9AONAON PLC769.0K$248,218.004.85%--
10VVISA INC701.4K$211,978.004.14%--
11TFXTELEFLEX INCORPORATED1.6M$190,778.003.73%--
12EXPEAGLE MATLS INC892.8K$169,134.003.31%-24.7%
13GPCGENUINE PARTS CO1.5M$157,604.003.08%+0.3%
14LBTYKLIBERTY GLOBAL LTD13.4M$157,150.003.07%-35.9%
15HLFHERBALIFE LTD9.3M$136,305.002.66%+0.0%
16GDSGDS HLDGS LTD3.0M$122,676.002.40%+0.0%
17COLDAMERICOLD REALTY TRUST INC7.8M$89,168.001.74%+123.9%
18MOHMOLINA HEALTHCARE INC633.6K$84,460.001.65%+1.4%
19AEROGRUPO AEROMEXICO SAB DE CV4.9M$68,371.001.34%+0.5%
20NCLHNORWEGIAN CRUISE LINE HLDGS3.6M$67,881.001.33%--
21PCVXVAXCYTE INC800.0K$46,488.000.91%--
22DNOWDNOW INC3.6M$43,174.000.84%--

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