INVESTOR PORTFOLIO TRACKER
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Explore filing-based portfolio snapshots for high-profile investors and investment firms. Portfolio values, reported positions, largest holdings and performance availability are published by the MarketInsiderLab investor engine.
28 investors
Portfolio size
Positions
1Y performance
Concentrated = top 5 reported holdings are at least 60% of reported portfolio value. Diversified = 35% or less.
Warren Buffett
Berkshire Hathaway
$299.3BReported 13F portfolio
29Q2 2026 positions
+19.2%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
APPLE INCAAPL
22.0%AMERICAN EXPRESS COAXP
17.1%COCA COLA COKO
10.9%+26 more positions
Bill Gates
Gates Foundation Trust
$34.4BReported 13F portfolio
24Q2 2026 positions
+16.8%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
BERKSHIRE HATHAWAY INC DELBRK/B
21.4%CATERPILLAR INCCAT
19.7%CANADIAN NATL RY COCNI
18.0%+21 more positions
Bill Ackman
Pershing Square Capital Management
$19.5BReported 13F portfolio
14Q2 2026 positions
-1.0%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
UBER TECHNOLOGIES INCUBER
12.7%BROOKFIELD CORPBN
12.6%MICROSOFT CORPMSFT
11.9%+11 more positions
Carl Icahn
Icahn Enterprises
$8.3BReported 13F portfolio
12Q2 2026 positions
+1.7%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
Icahn Enterprises LPIEP
54.0%CVR Energy IncCVI
23.7%CVR Partners, LPUAN
5.6%+9 more positions
Cathie Wood
ARK Investment Management
$15.4BReported 13F portfolio
191Q2 2026 positions
+21.0%Estimated 1-year filing-based performance · High coverage · 96.9%
Largest reported holdings
Tesla IncTSLA
7.5%Advanced Micro Devices IncAMD
5.3%Space Exploration Technologies CorpSPCX
5.0%+188 more positions
Chris Hohn
TCI Fund Management Ltd
$52.8BReported 13F portfolio
11Q2 2026 positions
+8.7%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
GE AEROSPACEGE
33.6%VISA INCV
19.8%MOODYS CORPMCO
12.3%+8 more positions
Christopher Bloomstran
Semper Augustus Investments Group LLC
$884.6MReported 13F portfolio
50Q2 2026 positions
+23.7%Estimated 1-year filing-based performance · High coverage · 96.9%
Largest reported holdings
BERKSHIRE HATHAWAY INC DELBRK/B
15.5%ALASKA AIR GROUP INCALK
10.6%BERKSHIRE HATHAWAY INC DELBRK/A
10.2%+47 more positions
Chuck Akre
Akre Capital Management
$5.1BReported 13F portfolio
20Q2 2026 positions
-22.1%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
MASTERCARD INCORPORATEDMA
20.0%MOODYS CORPMCO
10.2%BROOKFIELD CORPBN
10.1%+17 more positions
Daniel Loeb
Third Point LLC
$4.7BReported 13F portfolio
43Q2 2026 positions
+16.9%Estimated 1-year filing-based performance · High coverage · 96.9%
Largest reported holdings
WARNER BROS DISCOVERY INCWBD
11.4%AMAZON COM INCAMZN
8.9%ALPHABET INCGOOGL
7.8%+40 more positions
David Abrams
Abrams Capital Management, L.P.
$5.5BReported 13F portfolio
11Q2 2026 positions
-2.7%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
LOAR HOLDINGS INC
47.1%LITHIA MTRS INCLAD
13.2%ALPHABET INCGOOGL
8.9%+8 more positions
David Einhorn
DME Capital Management
$3.9BReported 13F portfolio
46Q2 2026 positions
+25.3%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
GREEN BRICK PARTNERS INCGRBK
19.4%FLUOR CORPFLR
6.2%CORE NATURAL RESOURCES INCCNR
4.7%+43 more positions
David Tepper
Appaloosa LP
$7.7BReported 13F portfolio
27Q2 2026 positions
+58.4%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
AMAZON COM INCAMZN
15.4%MICRON TECHNOLOGY INCMU
14.6%TAIWAN SEMICONDUCTOR MANUFACTSM
10.2%+24 more positions
Dev Kantesaria
Valley Forge Capital Management
$3.1BReported 13F portfolio
7Q2 2026 positions
-17.8%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
FAIR ISAAC CORPFICO
25.8%S&P GLOBAL INCSPGI
19.9%MOODYS CORPMCO
19.1%+4 more positions
George Soros
Soros Fund Management
$8.1BReported 13F portfolio
266Q2 2026 positions
+6.3%Estimated 1-year filing-based performance · Partial estimate · 73.5%
Largest reported holdings
AMAZON COM INCAMZN
3.5%TAIWAN SEMICONDUCTOR MANUFACTSM
3.1%GLOBAL PMTS INC
2.7%+263 more positions
Guy Spier
Aquamarine Capital
$144.1MReported 13F portfolio
7Q2 2026 positions
+6.1%Estimated 1-year filing-based performance · Partial estimate · 78.0%
Largest reported holdings
BERKSHIRE HATHAWAY INC DELBRK/B
33.9%BERKSHIRE HATHAWAY INC DELBRK/A
15.6%AMERICAN EXPRESS COAXP
15.3%+4 more positions
Jeff Smith
Starboard Value LP
$4.5BReported 13F portfolio
22Q2 2026 positions
+5.7%Estimated 1-year filing-based performance · High coverage · 97.2%
Largest reported holdings
ISHARES TRIJH
15.1%QORVO INCQRVO
11.6%KENVUE INCKVUE
11.5%+19 more positions
Jim Chanos
Kynikos Associates LP
Reporting discontinued · historical tracker
$318.2MReported 13F portfolio
32Q3 2023 positions
1-year estimate unavailable
Largest reported holdings
DIGITAL RLTY TR INCDLR
56.8%EQUINIX INCEQIX
28.5%VERTIV HOLDINGS COVRT
4.6%+29 more positions
Joel Greenblatt
Gotham Asset Management
$43.0BReported 13F portfolio
1791Q2 2026 positions
+21.6%Estimated 1-year filing-based performance · High coverage · 97.3%
Largest reported holdings
STATE STR SPDR S&P 500 ETF TSPY
19.8%APPLE INCAAPL
1.9%NVIDIA CORPORATIONNVDA
1.9%+1788 more positions
Li Lu
Himalaya Capital Management
$3.7BReported 13F portfolio
8Q2 2026 positions
+35.3%Estimated 1-year filing-based performance · High coverage · 98.4%
Largest reported holdings
ALPHABET INCGOOGL
24.5%ALPHABET INCGOOG
23.4%PDD HOLDINGS INCPDD
22.2%+5 more positions
Michael Burry
Scion Asset Management
$1.4BReported 13F portfolio
8Q3 2025 positions
+20.2%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
PALANTIR TECHNOLOGIES INCPLTR
66.0%NVIDIA CORPORATIONNVDA
13.5%PFIZER INCPFE
11.1%+5 more positions
Mohnish Pabrai
Dalal Street LLC
$326.7MReported 13F portfolio
4Q2 2026 positions
+62.6%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
WARRIOR MET COAL INCHCC
43.3%TRANSOCEAN LTDRIG
30.5%ALPHA METALLURGICAL RESOUR IAMR
26.1%+1 more positions
Nelson Peltz
Trian Fund Management
$4.2BReported 13F portfolio
8Q2 2026 positions
+26.9%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
GE AerospaceGE
35.6%Janus Henderson Group plcJHG
31.5%Solventum CorporationSOLV
15.0%+5 more positions
Pat Dorsey
Dorsey Asset Management LLC
$1.6BReported 13F portfolio
11Q2 2026 positions
+23.2%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
ASML HLDG NVASML
16.6%APPLOVIN CORPAPP
14.5%ROYALTY PHARMA PLCRPRX
8.8%+8 more positions
Ray Dalio
Bridgewater Associates, LP
$24.4BReported 13F portfolio
997Q2 2026 positions
+34.8%Estimated 1-year filing-based performance · High coverage · 96.9%
Largest reported holdings
STATE STR SPDR S&P 500 ETF TSPY
16.3%ISHARES TRIVV
9.2%NVIDIA CORPORATIONNVDA
3.2%+994 more positions
Seth Klarman
Baupost Group
$5.4BReported 13F portfolio
23Q2 2026 positions
+22.3%Estimated 1-year filing-based performance · High coverage · 95.6%
Largest reported holdings
AMAZON COM INCAMZN
16.5%ELEVANCE HEALTH INC FORMERLYANTM
9.1%RESTAURANT BRANDS INTL INCQSR
9.0%+20 more positions
Stanley Druckenmiller
Duquesne Family Office
$5.2BReported 13F portfolio
95Q2 2026 positions
+48.9%Estimated 1-year filing-based performance · Partial estimate · 71.1%
Largest reported holdings
Natera IncNTRA
16.6%Taiwan Semiconductor ManufacTSM
5.4%Stmicroelectronics N VSTM
4.5%+92 more positions
Terry Smith
Fundsmith LLP
$13.6BReported 13F portfolio
41Q2 2026 positions
+0.1%Estimated 1-year filing-based performance · High coverage · 100.0%
Largest reported holdings
MARRIOTT INTL INC NEWMAR
7.0%STRYKER CORPORATIONSYK
6.7%WATERS CORPWAT
6.2%+38 more positions
Tom Russo
Gardner Russo & Quinn · formerly Gardner Russo & Gardner
$8.9BReported 13F portfolio
85Q2 2026 positions
+0.3%Estimated 1-year filing-based performance · High coverage · 95.5%
Largest reported holdings
Alphabet Inc Cl CGOOG
12.1%Berkshire Hathaway Inc Cl ABRK/A
12.0%Philip Morris International InPM
9.2%+82 more positions