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Brad Gerstner Altimeter Capital Management

AUM $9.83B
1-Year Est. Return 24.98%
 

Brad Gerstner is the founder and CEO of Altimeter Capital, a technology-focused investment firm active in both public and private markets. A former internet entrepreneur and airline executive, he brings an operator’s lens to high-growth software, internet, and semiconductor businesses. Gerstner is frequently cited for concentrated bets on large-cap technology platforms and for outspoken commentary on AI infrastructure and capital allocation in the sector.

This Fund
S&P 500
This Quarter Est. Return
-5.35%
1 Year Est. Return
+24.98%
3 Year Est. Return
+186.54%
5 Year Est. Return
+145.07%
10 Year Est. Return
+1,056.52%
AUM
$4.97B
AUM Growth
-$575M
Cap. Flow
-$167M
Cap. Flow %
-3.35%
Top 10 Hldgs %
86.65%
Holding
30
New
6
Increased
8
Reduced
6
Closed
8

Top Buys

Rank Stock Value
1
HOOD icon
Robinhood
HOOD
+$137M
2
CRWV
CoreWeave
CRWV
+$116M
3
BABA icon
Alibaba
BABA
+$62.3M
4
FLUT icon
Flutter Entertainment
FLUT
+$48.7M
5
AMZN icon
Amazon
AMZN
+$37.7M

Top Sells

Rank Stock Value
1
SNOW icon
Snowflake
SNOW
+$345M
2
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$164M
3
TSLA icon
Tesla
TSLA
+$143M
4
TSM icon
TSMC
TSM
+$99.6M
5
CRM icon
Salesforce
CRM
+$90.8M

Sector Composition

Rank Sector Weight
1 Technology 51.06%
2 Communication Services 23.11%
3 Consumer Discretionary 14.07%
4 Financials 2.42%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
IOT icon
26
Samsara
IOT
$23.2B
– –
-1,458,148
Closed -$63.7M
MU icon
27
Micron Technology
MU
$1.1T
– –
-614,595
Closed -$51.7M
TSLA icon
28
Tesla
TSLA
$1.35T
– –
-355,130
Closed -$143M
TSM icon
29
TSMC
TSM
$2.21T
– –
-504,380
Closed -$99.6M
TWLO icon
30
Twilio
TWLO
$36.6B
– –
-582,915
Closed -$63M
1
2

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Brad Gerstner's Q1 2025 Portfolio in Review

As of Q1 2025, Brad Gerstner held 30 positions worth $4.97B, down 10% from $5.55B the previous quarter. Its ten largest holdings account for 87% of the portfolio.

Brad Gerstner withdrew a net $167M in Q1 2025, closing 8 positions and reducing 6 holdings. Its most notable exit was Alphabet (Google) Class A, an estimated $164M position sold in full.

By sector, the portfolio is most concentrated in Technology at 51% of assets, down from 63% a quarter earlier, followed by Communication Services and Consumer Discretionary.

Against the trend, Brad Gerstner opened a new position in Robinhood worth $120M.

  • Brad Gerstner's largest Q1 2025 buy was Robinhood: 2,885,714 shares worth $120M.
  • Brad Gerstner added most to Flutter Entertainment in Q1 2025, an estimated $48.7M increase.
  • Brad Gerstner's biggest Q1 2025 reduction was Snowflake, cutting an estimated $345M.
  • Brad Gerstner fully exited Alphabet (Google) Class A in Q1 2025, selling an estimated $164M.
  • Brad Gerstner's ten largest holdings make up 87% of its $4.97B portfolio in Q1 2025.
  • Brad Gerstner opened 6 new positions and closed 8 in Q1 2025.
  • Brad Gerstner's portfolio value fell 10% quarter-over-quarter to $4.97B.

Based on Altimeter Capital Management's 13F filing for Q1 2025, filed 15 May 2025.