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HoldLens
Biggest buys · the all-in trades

Where did smart money go all-in?

Across 8 quarters of 13F filings, 306 buy actions from HoldLens’s tracked superinvestors landed above 4% of portfolio after the trade. 55 were brand-new positions. 100 pushed past 10% — conviction bets, not nibbles.

Dataroma shows the current holdings list. HoldLens shows the conviction decision — the quarter a manager committed, and how big the bet was at that moment. Both matter, but the decision quarter is where the thesis lives.

306
Conviction-sized buys
55
Brand-new positions
100
Crossed 10% of book
Top 10 · the loudest conviction

All-in trades, ranked

#1
Michael Burry· Scion Asset Managementq7
Q1 2025·NEW
NVDA
NVIDIA CORPORATION
49.0%
of book
Sector: TechnologyConvictionScore: +19Currently owned by 8 managers
#2
David Einhorn· Greenlight Capitalq7
Q4 2025·ADD +4%
GRBK
Green Brick Partners
29.4%
of book

Top conviction: more Green Brick.

Sector: Real EstateConvictionScore: +22Currently owned by 2 managers
#3
David Einhorn· Greenlight Capitalq7
Q3 2025·ADD +5%
GRBK
Green Brick Partners
28.7%
of book

Top conviction add — homebuilder.

Sector: Real EstateConvictionScore: +22Currently owned by 2 managers
#4
Li Lu· Himalaya Capitalq8
Q4 2025·ADD +12%
BAC
Bank of America
28.6%
of book

Doubling down further on BAC.

Sector: FinancialsConvictionScore: +14Currently owned by 3 managers
#5
Michael Burry· Scion Asset Managementq7
Q4 2025·ADD +30%
BABA
Alibaba
28.4%
of book

Doubling down again on the Alibaba contrarian bet.

Sector: TechnologyConvictionScore: +39Currently owned by 4 managers
#6
Li Lu· Himalaya Capitalq8
Q3 2025·ADD +10%
BAC
Bank of America
27.4%
of book

Doubling down on 15-yr BAC.

Sector: FinancialsConvictionScore: +14Currently owned by 3 managers
#7
David Einhorn· Greenlight Capitalq7
Q2 2025·ADD +3%
GRBK
Green Brick Partners
27.4%
of book

Holding conviction.

Sector: Real EstateConvictionScore: +22Currently owned by 2 managers
#8
Mohnish Pabrai· Pabrai Investment Fundsq6
Q4 2025·ADD +10%
MU
Micron Technology
27.1%
of book

More Micron on the memory cycle.

Sector: TechnologyConvictionScore: +19Currently owned by 2 managers
#9
Li Lu· Himalaya Capitalq8
Q2 2025·ADD +8%
BAC
Bank of America
25.1%
of book

First of three consecutive BAC adds.

Sector: FinancialsConvictionScore: +14Currently owned by 3 managers
#10
Mohnish Pabrai· Pabrai Investment Fundsq6
Q3 2025·ADD +15%
MU
Micron Technology
24.6%
of book

Micron cycle bet.

Sector: TechnologyConvictionScore: +19Currently owned by 2 managers
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Full list · every 4%+ buy

Every conviction buy, sorted by book impact

#ManagerTickerQuarterActionBook %
1Michael Burry
q7 · Scion Asset Management
NVDA
NVIDIA CORPORATION
Q1 2025NEW49.0%
2David Einhorn
q7 · Greenlight Capital
GRBK
Green Brick Partners
Q4 2025ADD +4%29.4%
3David Einhorn
q7 · Greenlight Capital
GRBK
Green Brick Partners
Q3 2025ADD +5%28.7%
4Li Lu
q8 · Himalaya Capital
BAC
Bank of America
Q4 2025ADD +12%28.6%
5Michael Burry
q7 · Scion Asset Management
BABA
Alibaba
Q4 2025ADD +30%28.4%
6Li Lu
q8 · Himalaya Capital
BAC
Bank of America
Q3 2025ADD +10%27.4%
7David Einhorn
q7 · Greenlight Capital
GRBK
Green Brick Partners
Q2 2025ADD +3%27.4%
8Mohnish Pabrai
q6 · Pabrai Investment Funds
MU
Micron Technology
Q4 2025ADD +10%27.1%
9Li Lu
q8 · Himalaya Capital
BAC
Bank of America
Q2 2025ADD +8%25.1%
10Mohnish Pabrai
q6 · Pabrai Investment Funds
MU
Micron Technology
Q3 2025ADD +15%24.6%
11Li Lu
q8 · Himalaya Capital
BAC
Bank of America
Q1 2025ADD +6%23.2%
12Bill Ackman
q8 · Pershing Square Capital
CMG
Chipotle Mexican Grill
Q1 2024ADD +6%23.0%
13Dev Kantesaria
q9 · Valley Forge Capital
MCO
Moody's Corp
Q4 2025ADD +4%22.4%
14Michael Burry
q7 · Scion Asset Management
BABA
Alibaba
Q3 2025ADD +40%21.3%
15Chris Hohn
q9 · TCI Fund Management
V
VISA INC
Q3 2025ADD +47%20.3%
16Michael Burry
q7 · Scion Asset Management
UNH
UNITEDHEALTH GROUP INC
Q2 2025NEW20.0%
17Michael Burry
q7 · Scion Asset Management
JD
JD.com
Q4 2025ADD +18%19.7%
18Glenn Greenberg
q7 · Brave Warrior Advisors
SCHW
Charles Schwab
Q4 2025ADD +10%19.6%
19Dev Kantesaria
q9 · Valley Forge Capital
FICO
Fair Isaac
Q3 2025ADD +6%18.7%
20Bill Ackman
q8 · Pershing Square Capital
UBER
UBER TECHNOLOGIES INC
Q1 2025NEW18.5%
21Chris Hohn
q9 · TCI Fund Management
GE
GE Aerospace
Q4 2025ADD +12%18.2%
22Seth Klarman
q9 · Baupost Group
WBD
Warner Bros. Discovery
Q1 2024ADD +8%18.0%
23Li Lu
q8 · Himalaya Capital
PDD
PDD HOLDINGS INC
Q2 2025NEW17.9%
24Chuck Akre
q9 · Akre Capital Management
MA
Mastercard
Q4 2025ADD +4%17.8%
25Glenn Greenberg
q7 · Brave Warrior Advisors
SCHW
Charles Schwab
Q3 2025ADD +8%17.8%
26Michael Burry
q7 · Scion Asset Management
JD
JD.com
Q3 2025ADD +25%17.6%
27Chris Hohn
q9 · TCI Fund Management
GE
GE Aerospace
Q4 2024ADD +10%17.5%
28Chuck Akre
q9 · Akre Capital Management
MA
Mastercard
Q4 2024ADD +5%17.5%
29Chris Hohn
q9 · TCI Fund Management
GE
GE Aerospace
Q2 2025ADD +8%17.4%
30Chuck Akre
q9 · Akre Capital Management
MA
Mastercard
Q3 2025ADD +5%17.4%
31Chuck Akre
q9 · Akre Capital Management
MA
Mastercard
Q3 2024ADD +4%17.0%
32Chris Hohn
q9 · TCI Fund Management
MSFT
MICROSOFT CORP
Q1 2025ADD +24%17.0%
33Dev Kantesaria
q9 · Valley Forge Capital
MCO
MOODYS CORP
Q3 2024ADD +6%16.9%
34Glenn Greenberg
q7 · Brave Warrior Advisors
SCHW
Charles Schwab
Q2 2025ADD +6%16.9%
35Michael Burry
q7 · Scion Asset Management
BAIDU
BAIDU INC
Q3 2024ADD +178%16.9%
36Chuck Akre
q9 · Akre Capital Management
MA
Mastercard
Q1 2024ADD +3%16.5%
37Glenn Greenberg
q7 · Brave Warrior Advisors
SCHW
Charles Schwab
Q1 2025ADD +4%16.3%
38Chris Hohn
q9 · TCI Fund Management
GE
GE Aerospace
Q3 2024ADD +12%16.0%
39Chris Hohn
q9 · TCI Fund Management
MSFT
MICROSOFT CORP
Q4 2024ADD +17%15.8%
40Stanley Druckenmiller
q9 · Duquesne Family Office
NVDA
NVIDIA
Q1 2025ADD +5%15.6%
41Prem Watsa
q7 · Fairfax Financial
OXY
Occidental Petroleum
Q4 2025ADD +15%15.5%
42Chris Hohn
q9 · TCI Fund Management
MCO
MOODYS CORP
Q2 2024ADD +9%15.4%
43Dev Kantesaria
q9 · Valley Forge Capital
MSCI
MSCI Inc
Q4 2025ADD +8%15.3%
44Howard Marks
q9 · Oaktree Capital
TRMD
Torm plc
Q4 2025ADD +8%15.2%
45Michael Burry
q7 · Scion Asset Management
BABA
Alibaba
Q2 2025ADD +35%15.2%
46Chris Hohn
q9 · TCI Fund Management
V
VISA INC
Q2 2025ADD +15%15.1%
47Howard Marks
q9 · Oaktree Capital
TRMD
Torm plc
Q3 2025ADD +12%14.8%
48Stanley Druckenmiller
q9 · Duquesne Family Office
NVDA
NVIDIA
Q4 2024ADD +8%14.6%
49Chris Hohn
q9 · TCI Fund Management
GE
GE Aerospace
Q2 2024ADD +10%14.5%
50Bill Ackman
q8 · Pershing Square Capital
AMZN
AMAZON COM INC
Q4 2025ADD +65%14.3%
51Michael Burry
q7 · Scion Asset Management
JD
JD.com
Q2 2025ADD +20%14.1%
52Chuck Akre
q9 · Akre Capital Management
V
Visa
Q2 2024ADD +4%14.0%
53Bill Ackman
q8 · Pershing Square Capital
HHH
Howard Hughes Holdings
Q2 2025ADD +8%13.8%
54Chris Hohn
q9 · TCI Fund Management
GE
GE Aerospace
Q1 2024ADD +6%13.5%
55Chuck Akre
q9 · Akre Capital Management
BN
BROOKFIELD CORP
Q4 2025ADD +40%13.5%
56Stanley Druckenmiller
q9 · Duquesne Family Office
NVDA
NVIDIA
Q3 2024ADD +12%13.5%
57Prem Watsa
q7 · Fairfax Financial
OXY
Occidental Petroleum
Q3 2025ADD +20%13.5%
58Michael Burry
q7 · Scion Asset Management
NVDA
NVIDIA CORPORATION
Q3 2025NEW13.5%
59Chris Hohn
q9 · TCI Fund Management
MSFT
MICROSOFT CORP
Q3 2024ADD +14%13.4%
60Chase Coleman
q8 · Tiger Global Management
META
Meta Platforms
Q4 2025ADD +18%13.4%
61Lee Ainslie
q8 · Maverick Capital
PDD
PG&E CORP
Q4 2024ADD +18%13.4%
62Howard Marks
q9 · Oaktree Capital
TRMD
Torm plc
Q2 2025ADD +6%13.2%
63Howard Marks
q9 · Oaktree Capital
TRMD
Torm plc
Q4 2024ADD +8%13.0%
64Bill Ackman
q8 · Pershing Square Capital
HHH
Howard Hughes Holdings
Q4 2024ADD +6%13.0%
65Howard Marks
q9 · Oaktree Capital
VST
Vistra Corp
Q4 2025ADD +18%12.8%
66Dev Kantesaria
q9 · Valley Forge Capital
V
Visa
Q3 2025ADD +5%12.8%
67Li Lu
q8 · Himalaya Capital
META
Meta Platforms
Q4 2025ADD +15%12.8%
68Michael Burry
q7 · Scion Asset Management
META
META PLATFORMS INC
Q2 2025NEW12.8%
69Howard Marks
q9 · Oaktree Capital
TRMD
Torm plc
Q3 2024ADD +6%12.5%
70Stanley Druckenmiller
q9 · Duquesne Family Office
NVDA
NVIDIA
Q2 2024ADD +22%12.5%
71Michael Burry
q7 · Scion Asset Management
BAIDU
BAIDU INC
Q2 2024ADD +88%12.4%
72Bill Ackman
q8 · Pershing Square Capital
HHH
Howard Hughes Holdings
Q3 2024ADD +8%12.3%
73Michael Burry
q7 · Scion Asset Management
PDD
PDD HOLDINGS INC
Q1 2025ADD +167%11.9%
74Li Lu
q8 · Himalaya Capital
META
Meta Platforms
Q3 2025ADD +18%11.8%
75Howard Marks
q9 · Oaktree Capital
TRMD
Torm plc
Q2 2024ADD +5%11.5%
76Michael Burry
q7 · Scion Asset Management
BABA
Alibaba
Q4 2024ADD +30%11.5%
77Seth Klarman
q9 · Baupost Group
VST
Vistra Corp
Q4 2025ADD +25%11.4%
78Bill Ackman
q8 · Pershing Square Capital
META
META PLATFORMS INC
Q4 2025NEW11.4%
79Seth Klarman
q9 · Baupost Group
GOOG
ALPHABET INC
Q2 2025ADD +27%11.3%
80Howard Marks
q9 · Oaktree Capital
VST
Vistra Corp
Q3 2025ADD +25%11.2%
81François Rochon
q9 · Giverny Capital
MA
Mastercard
Q4 2025ADD +6%11.2%
82Terry Smith
q9 · Fundsmith
MSFT
Microsoft
Q4 2025ADD +5%11.2%
83Jeffrey Ubben
q8 · ValueAct Capital
DIS
The Walt Disney Company
Q2 2025ADD +10%11.2%
84Chase Coleman
q8 · Tiger Global Management
META
Meta Platforms
Q3 2025ADD +45%11.2%
85Michael Burry
q7 · Scion Asset Management
BABA
Alibaba
Q1 2025NEW11.2%
86Michael Burry
q7 · Scion Asset Management
PFE
PFIZER INC
Q3 2025NEW11.1%
87Stanley Druckenmiller
q9 · Duquesne Family Office
NVDA
NVIDIA
Q1 2024ADD +30%11.0%
88Terry Smith
q9 · Fundsmith
MSFT
Microsoft
Q3 2025ADD +8%11.0%
89Terry Smith
q9 · Fundsmith
MSFT
Microsoft
Q4 2024ADD +7%11.0%
90Howard Marks
q9 · Oaktree Capital
SPG
STATE STREET CORP
Q2 2025ADD +200%10.8%
91Michael Burry
q7 · Scion Asset Management
JD
JD.com
Q4 2024ADD +25%10.8%
92François Rochon
q9 · Giverny Capital
MA
Mastercard
Q3 2025ADD +4%10.6%
93Terry Smith
q9 · Fundsmith
MSFT
Microsoft
Q3 2024ADD +6%10.5%
94Seth Klarman
q9 · Baupost Group
QSR
RESTAURANT BRANDS INTL INC
Q4 2025NEW10.4%
95Bill Ackman
q8 · Pershing Square Capital
BN
Brookfield Corp
Q4 2025ADD +10%10.4%
96David Tepper
q9 · Appaloosa Management
NVDA
NVIDIA
Q4 2025ADD +25%10.2%
97Li Lu
q8 · Himalaya Capital
META
Meta Platforms
Q2 2025ADD +10%10.2%
98Glenn Greenberg
q7 · Brave Warrior Advisors
V
Visa
Q4 2025ADD +8%10.2%
99Howard Marks
q9 · Oaktree Capital
TRMD
Torm plc
Q1 2024NEW10.0%
100Terry Smith
q9 · Fundsmith
MSFT
Microsoft
Q1 2024ADD +5%10.0%
101Stephen Mandel
q9 · Lone Pine Capital
BN
BROADCOM INC
Q4 2025ADD +50%9.8%
102François Rochon
q9 · Giverny Capital
V
Visa
Q4 2025ADD +5%9.8%
103David Tepper
q9 · Appaloosa Management
META
Meta Platforms
Q3 2025ADD +22%9.8%
104Chase Coleman
q8 · Tiger Global Management
MSFT
Microsoft
Q3 2025ADD +30%9.8%
105Seth Klarman
q9 · Baupost Group
VST
Vistra Corp
Q3 2025ADD +30%9.6%
106Terry Smith
q9 · Fundsmith
MA
Mastercard
Q4 2024ADD +5%9.6%
107Stanley Druckenmiller
q9 · Duquesne Family Office
MSFT
Microsoft
Q4 2024ADD +14%9.5%
108Bill Ackman
q8 · Pershing Square Capital
BN
Brookfield Corp
Q3 2025ADD +15%9.5%
109Tom Slater
q8 · Baillie Gifford (Long Term Global Growth)
NVDA
NVIDIA
Q4 2025ADD +20%9.4%
110Chase Coleman
q8 · Tiger Global Management
META
Meta Platforms
Q4 2024ADD +50%9.4%
111Glenn Greenberg
q7 · Brave Warrior Advisors
V
Visa
Q3 2025ADD +12%9.4%
112Michael Burry
q7 · Scion Asset Management
PDD
PDD HOLDINGS INC
Q4 2024NEW9.4%
113Seth Klarman
q9 · Baupost Group
AMZN
AMAZON COM INC
Q4 2025NEW9.3%
114Seth Klarman
q9 · Baupost Group
GOOG
ALPHABET INC
Q1 2025ADD +46%9.3%
115Bill Ackman
q8 · Pershing Square Capital
AMZN
AMAZON COM INC
Q2 2025NEW9.3%
116David Rolfe
q9 · Wedgewood Partners
TSM
Taiwan Semi
Q4 2025ADD +18%9.1%
117Howard Marks
q9 · Oaktree Capital
VST
Vistra Corp
Q2 2025ADD +18%9.0%
118Terry Smith
q9 · Fundsmith
NOVO
Novo Nordisk
Q2 2024ADD +6%9.0%
119David Tepper
q9 · Appaloosa Management
META
Meta Platforms
Q4 2024ADD +25%9.0%
120John Armitage
q9 · Egerton Capital
MSFT
Microsoft
Q4 2025ADD +12%8.9%
121Stephen Mandel
q9 · Lone Pine Capital
BN
BROADCOM INC
Q3 2025ADD +109%8.8%
122Chase Coleman
q8 · Tiger Global Management
MSFT
MICROSOFT CORP
Q1 2025ADD +17%8.8%
123Seth Klarman
q9 · Baupost Group
CRH
CRH PLC
Q2 2024ADD +56%8.7%
124Bill Ackman
q8 · Pershing Square Capital
BN
Brookfield Corp
Q2 2025ADD +12%8.7%
125David Tepper
q9 · Appaloosa Management
NVDA
NVIDIA
Q4 2024ADD +30%8.6%
126Chase Coleman
q8 · Tiger Global Management
MSFT
Microsoft
Q4 2024ADD +35%8.6%
127Seth Klarman
q9 · Baupost Group
CRH
CRH PLC
Q2 2025ADD +42%8.5%
128Michael Burry
q7 · Scion Asset Management
BABA
Alibaba
Q3 2024NEW8.5%
129Dev Kantesaria
q9 · Valley Forge Capital
HEI
HEICO Corp
Q4 2025ADD +12%8.4%
130David Tepper
q9 · Appaloosa Management
NVDA
NVIDIA
Q3 2025ADD +35%8.4%
131François Rochon
q9 · Giverny Capital
GOOGL
Alphabet
Q3 2025ADD +10%8.4%
132Bill Ackman
q8 · Pershing Square Capital
BN
Brookfield Corp
Q4 2024ADD +12%8.4%
133Stanley Druckenmiller
q9 · Duquesne Family Office
COHR
Coherent
Q4 2025ADD +22%8.3%
134Stanley Druckenmiller
q9 · Duquesne Family Office
MSFT
Microsoft
Q3 2024ADD +18%8.3%
135William von Mueffling
q8 · Cantillon Capital Management
MSFT
Microsoft
Q3 2025ADD +8%8.3%
136Howard Marks
q9 · Oaktree Capital
PR
Permian Resources
Q4 2025ADD +15%8.1%
137Jeffrey Ubben
q8 · ValueAct Capital
META
Meta Platforms
Q4 2025ADD +10%8.1%
138Michael Burry
q7 · Scion Asset Management
HCA
HCA HEALTHCARE INC
Q1 2024ADD +25%8.1%
139John Armitage
q9 · Egerton Capital
MSFT
Microsoft
Q3 2025ADD +8%8.0%
140Chase Coleman
q8 · Tiger Global Management
NVDA
NVIDIA
Q3 2025ADD +15%7.9%
141Howard Marks
q9 · Oaktree Capital
VST
Vistra Corp
Q1 2025NEW7.8%
142David Rolfe
q9 · Wedgewood Partners
BRK.B
Berkshire Hathaway
Q3 2025ADD +6%7.8%
143Bill Ackman
q8 · Pershing Square Capital
BN
Brookfield Corp
Q1 2025ADD +8%7.8%
144Tom Slater
q8 · Baillie Gifford (Long Term Global Growth)
NVDA
NVIDIA
Q3 2025ADD +25%7.8%
145Polen Capital
q8 · Polen Capital Management
NOW
ServiceNow
Q4 2025ADD +15%7.8%
146Lee Ainslie
q8 · Maverick Capital
AMZN
AMAZON COM INC
Q2 2025ADD +15%7.8%
147Prem Watsa
q7 · Fairfax Financial
CVS
CVS HEALTH CORP
Q4 2024NEW7.8%
148David Rolfe
q9 · Wedgewood Partners
TSM
Taiwan Semi
Q3 2025ADD +22%7.7%
149Stephen Mandel
q9 · Lone Pine Capital
AMZN
AMAZON COM INC
Q3 2024ADD +23%7.6%
150Michael Burry
q7 · Scion Asset Management
JD
JD.com
Q3 2024NEW7.6%
151Michael Burry
q7 · Scion Asset Management
C
CITIGROUP INC
Q1 2024ADD +25%7.6%
152Seth Klarman
q9 · Baupost Group
FNF
FIDELITY NATL INFORMATION SV
Q2 2025ADD +8%7.5%
153Seth Klarman
q9 · Baupost Group
FNF
FIDELITY NATL INFORMATION SV
Q1 2025NEW7.5%
154David Tepper
q9 · Appaloosa Management
META
Meta Platforms
Q3 2024ADD +18%7.5%
155Bill Ackman
q8 · Pershing Square Capital
BN
Brookfield Corp
Q3 2024ADD +13%7.5%
156Seth Klarman
q9 · Baupost Group
QSR
RESTAURANT BRANDS INTL INC
Q1 2025ADD +34%7.4%
157Stephen Mandel
q9 · Lone Pine Capital
INTU
INTUIT
Q1 2025ADD +21%7.4%
158Prem Watsa
q7 · Fairfax Financial
MU
Micron Technology
Q3 2025ADD +15%7.4%
159Michael Burry
q7 · Scion Asset Management
BLOCK
BLOCK INC
Q1 2024ADD +80%7.4%
160Warren Buffett
q10 · Berkshire Hathaway
CVX
CHEVRON CORP NEW
Q4 2025ADD +7%7.2%
161Seth Klarman
q9 · Baupost Group
VST
Vistra Corp
Q2 2025ADD +22%7.2%
162Stephen Mandel
q9 · Lone Pine Capital
AMZN
AMAZON COM INC
Q1 2025ADD +15%7.2%
163John Armitage
q9 · Egerton Capital
META
Meta Platforms
Q4 2025ADD +15%7.2%
164Tom Slater
q8 · Baillie Gifford (Long Term Global Growth)
MELI
MercadoLibre
Q4 2025ADD +12%7.2%
165Michael Burry
q7 · Scion Asset Management
GOLD
GOLD
Q4 2025ADD +55%7.2%
166David Tepper
q9 · Appaloosa Management
NVDA
NVIDIA
Q3 2024ADD +25%7.0%
167Stanley Druckenmiller
q9 · Duquesne Family Office
MSFT
Microsoft
Q2 2024ADD +15%7.0%
168Seth Klarman
q9 · Baupost Group
GOOG
ALPHABET INC
Q3 2024ADD +37%7.0%
169Michael Burry
q7 · Scion Asset Management
CVI
THE CIGNA GROUP
Q1 2024NEW7.0%
170Chase Coleman
q8 · Tiger Global Management
AMZN
AMAZON COM INC
Q2 2025ADD +62%6.9%
171Andreas Halvorsen
q8 · Viking Global Investors
AMZN
AMAZON COM INC
Q2 2024ADD +35%6.9%
172Bill Ackman
q8 · Pershing Square Capital
GOOGL
ALPHABET INC
Q2 2025ADD +21%6.9%
173Prem Watsa
q7 · Fairfax Financial
KHC
KRAFT HEINZ CO
Q2 2025ADD +45%6.9%
174David Einhorn
q7 · Greenlight Capital
KD
KYNDRYL HLDGS INC
2022-Q4ADD +24%6.9%
175Stanley Druckenmiller
q9 · Duquesne Family Office
COHR
Coherent
Q3 2025ADD +30%6.8%
176John Armitage
q9 · Egerton Capital
GOOGL
Alphabet
Q3 2025ADD +12%6.8%
177Chase Coleman
q8 · Tiger Global Management
MSFT
Microsoft
Q3 2024ADD +25%6.8%
178Stephen Mandel
q9 · Lone Pine Capital
AMZN
Amazon
Q4 2024ADD +10%6.7%
179Chase Coleman
q8 · Tiger Global Management
NVDA
NVIDIA
Q4 2024ADD +18%6.7%
180Chase Coleman
q8 · Tiger Global Management
META
Meta Platforms
Q3 2024ADD +40%6.7%
181Bill Ackman
q8 · Pershing Square Capital
BN
Brookfield Corp
Q2 2024ADD +8%6.6%
182Howard Marks
q9 · Oaktree Capital
VST
Vistra Corp
Q4 2024ADD +22%6.5%
183Stephen Mandel
q9 · Lone Pine Capital
AMZN
Amazon
Q2 2025ADD +8%6.5%
184David Tepper
q9 · Appaloosa Management
META
Meta Platforms
Q2 2024ADD +14%6.5%
185Lee Ainslie
q8 · Maverick Capital
SPG
SPDR S&P 500 ETF TR
Q3 2025NEW6.5%
186Prem Watsa
q7 · Fairfax Financial
KHC
KRAFT HEINZ CO
Q4 2024ADD +342%6.5%
187Stephen Mandel
q9 · Lone Pine Capital
MSFT
MICROSOFT CORP
Q1 2025ADD +20%6.4%
188Stephen Mandel
q9 · Lone Pine Capital
META
Meta Platforms
Q4 2025ADD +3%6.4%
189Stanley Druckenmiller
q9 · Duquesne Family Office
PFE
Philip Morris Intl Inc
Q2 2024NEW6.4%
190William von Mueffling
q8 · Cantillon Capital Management
MCO
Moody's Corp
Q4 2025ADD +10%6.4%
191Tom Slater
q8 · Baillie Gifford (Long Term Global Growth)
MELI
MercadoLibre
Q3 2025ADD +15%6.4%
192Bill Ackman
q8 · Pershing Square Capital
NKE
Nike
Q4 2025ADD +20%6.4%
193Michael Burry
q7 · Scion Asset Management
BP
BP PLC
Q1 2024NEW6.4%
194David Einhorn
q7 · Greenlight Capital
KD
KYNDRYL HLDGS INC
2023-Q4ADD +14%6.4%
195François Rochon
q9 · Giverny Capital
META
Meta Platforms
Q4 2025ADD +12%6.2%
196Andreas Halvorsen
q8 · Viking Global Investors
NVDA
NVIDIA
Q4 2025ADD +18%6.2%
197Jeffrey Ubben
q8 · ValueAct Capital
META
Meta Platforms
Q2 2025NEW6.2%
198Howard Marks
q9 · Oaktree Capital
SPG
STATE STREET CORP
Q2 2024ADD +205%6.0%
199Stanley Druckenmiller
q9 · Duquesne Family Office
MSFT
Microsoft
Q1 2024NEW6.0%
200Stephen Mandel
q9 · Lone Pine Capital
META
Meta Platforms
Q2 2025ADD +6%6.0%
How biggest buys are calculated

Post-trade portfolio impact, 4% floor

  • 1. Action filter. Only new and add actions count. Trims and exits live on /exits.
  • 2. Portfolio-impact floor. The position must represent at least 4% of the manager’s book after the trade. 4% is the threshold below which buys look like nibbles. Above 4%, the manager is declaring a thesis.
  • 3. Ranking. Post-trade portfolio-impact desc, tiebroken by manager quality, then live ConvictionScore.

Dataroma ranks by current-snapshot weight. HoldLens lets you see the moment a manager committed — the decision quarter is where the reasoning was freshest and the conviction highest.

Not investment advice. Portfolio-impact values are sourced from parsed 13F filings and manager disclosures. Methodology.