Arkolith/Funds/Baupost Group LLC

Baupost Group LLC

Seth Klarman CIK 1061768Hedge fund
Holdings as of Mar 31, 2026·disclosed May 14, 2026·~44-day 13F lag·13F-HR
Active Filer

Baupost Group LLC holds a focused book of 22 stocks worth $5.1B as of Q1 2026 (disclosed May 14, 2026, a ~45-day 13F lag). This quarter they opened Aon PLC-Class A and trimmed Union Pacific Corp. Their largest long position is Amazon.com Inc at 13% of the equity book.

Build

Build on this 13F portfolio

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Build

Ask your agent what Baupost Group LLC owns

This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/funds/1061768/holdings"
Ask your agent
Use Arkolith to show BAUPOST GROUP LLC/MA's latest
holdings, largest changes, and filing provenance.
Opened
6
new positions
Added to
9
existing
Trimmed
4
reduced
Sold out
6
exited

Concentration

Top-heavy: focused book

Top 5 holdings
47%
Top 10 holdings
74%
Top 20 holdings
98%

Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.

Direct sector allocation

100% mapped to company sectors

Industrials
31%
Consumer Discretionary
24%
Financials
14%
Health Care
14%
Information Technology
9%
Materials
3%
Communication Services
3%
Real Estate
2%

Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.

Biggest moves: latest quarter

Estimated $ traded · quarter-end prices, no cost basis

Bought
Trimmed / exited

Holdings: largest first

Bars show each stock's share of the portfolio. Click a row for its position history.

22 positions
#SecurityValueShares% PortLast moveHistory
1Amazon Com Inc
COM
$649.5M3.12M
12.7%
+47%
Added · +997K sh
2Restaurant Brands Intl Inc
COM
$597.2M8.08M
11.7%
Held
3Wesco Intl Inc
COM
$393.2M1.44M
7.7%
+1.3%
Added · +18K sh
4Union Pac Corp
COM
$373.9M1.54M
7.3%
−5.3%
Reduced · −86K sh
5Elevance Health Inc Formerly
COM
$373.3M1.28M
7.3%
+0.5%
Added · +6K sh
6Alphabet Inc
CAP STK CL C
$338.8M1.18M
6.6%
+8.6%
Added · +94K sh
7Ferguson Enterprises Inc
COMMON STOCK NEW
$336.5M1.44M
6.6%
+27%
Added · +305K sh
8Willis Towers Watson PLC Ltd
SHS
$259.6M893.1K
5.1%
−34%
Reduced · −464K sh
9Aon PLC
SHS CL A
$248.2M769.0K
4.9%
New
New position
10Visa Inc
COM CL A
$212.0M701.4K
4.1%
New
New position
11Teleflex Incorporated
COM
$190.8M1.59M
3.7%
New
New position
12Eagle Matls Inc
COM
$169.1M892.8K
3.3%
−25%
Reduced · −292K sh
13Genuine Parts Co
COM
$157.6M1.49M
3.1%
+0.3%
Added · +4K sh
14Liberty Global Ltd
COM CL C
$157.2M13.40M
3.1%
−36%
Reduced · −7.5M sh
15Herbalife Ltd
COM SHS
$136.3M9.26M
2.7%
Held
16GDS Hldgs Ltd
SPONSORED ADS
$122.7M3.04M
2.4%
Held
17Americold Realty Trust Inc
COM
$89.2M7.78M
1.7%
+124%
Added · +4.3M sh
18Molina Healthcare Inc
COM
$84.5M633.6K
1.7%
+1.4%
Added · +9K sh
19Grupo Aeromexico SAB De CV
SPONSORED ADS
$68.4M4.88M
1.3%
+0.5%
Added · +25K sh
20Norwegian Cruise Line Hldgs
SHS
$67.9M3.63M
1.3%
New
New position
21Vaxcyte Inc
COM
$46.5M800.0K
0.9%
New
New position
22Dnow Inc
COM
$43.2M3.63M
0.8%
New
New position
Showing all 22 positions

Filing history

As-of date vs the date the SEC received each filing

QuarterAs ofFiledPositionsValueForm
Q1 2026Mar 31, 2026May 14, 202622$5.1B13F-HR
Q4 2025Dec 31, 2025Feb 13, 202622$5.3B13F-HR
Q3 2025Sep 30, 2025Nov 13, 202522$4.8B13F-HR
Q2 2025Jun 30, 2025Aug 13, 202523$4.1B13F-HR
Q1 2025Mar 31, 2025May 14, 202523$3.5B13F-HR
Q4 2024Dec 31, 2024Feb 13, 202522$3.4B13F-HR
Q3 2024Sep 30, 2024Nov 13, 202421$3.5B13F-HR
Q2 2024Jun 30, 2024Aug 13, 202424$3.6B13F-HR
Q1 2024Mar 31, 2024May 14, 202422$3.7B13F-HR
Q4 2023Dec 31, 2023Feb 13, 202423$4.6B13F-HR
Q3 2023Sep 30, 2023Nov 13, 202332$5.2B13F-HR
Q2 2023Jun 30, 2023Aug 11, 202329$5.6B13F-HR
Q1 2023Mar 31, 2023May 12, 202331$5.8B13F-HR
Q4 2022Dec 31, 2022Feb 13, 202334$6.1B13F-HR
Q3 2022Sep 30, 2022Nov 14, 202245$5.8B13F-HR
Q2 2022Jun 30, 2022Aug 12, 202252$6.8B13F-HR
Q1 2022Mar 31, 2022May 13, 202255$9.3B13F-HR
Q4 2021Dec 31, 2021Feb 11, 202254$10.1B13F-HR
Q3 2021Sep 30, 2021Nov 12, 202157$10.9B13F-HR
Q2 2021Jun 30, 2021Aug 13, 202159$12.3B13F-HR
Q1 2021Mar 31, 2021May 14, 202159$12.6B13F-HR
Q4 2020Dec 31, 2020Feb 12, 202145$10.8B13F-HR
Q3 2020Sep 30, 2020Nov 13, 202037$9.3B13F-HR
Q2 2020Jun 30, 2020Aug 13, 202031$8.0B13F-HR

Manager

S
Seth Klarman
CEO since 1982

CEO of Baupost Group. Author of 'Margin of Safety'.

Data source

Holdings from SEC EDGAR 13F-HR filings, updated quarterly ~45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.