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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
+41.17%
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
$6.93B
AUM Growth
+$1.96B
Cap. Flow
+$156M
Cap. Flow %
2.26%
Top 10 Hldgs %
85.93%
Holding
25
New
3
Increased
12
Reduced
2
Closed
7

Top Buys

Rank Stock Value
1
TSM icon
TSMC
TSM
+$161M
2
NVDA icon
NVIDIA
NVDA
+$139M
3
IOT icon
Samsara
IOT
+$124M
4
CPNG icon
Coupang
CPNG
+$102M
5
MELI icon
Mercado Libre
MELI
+$101M

Top Sells

Rank Stock Value
1
CRWV
CoreWeave
CRWV
+$217M
2
FLUT icon
Flutter Entertainment
FLUT
+$126M
3
BABA icon
Alibaba
BABA
+$71.5M
4
ALAB icon
Astera Labs
ALAB
+$58.6M
5
RBRK icon
Rubrik
RBRK
+$50.7M

Sector Composition

Rank Sector Weight
1 Technology 59.1%
2 Communication Services 22.41%
3 Consumer Discretionary 14.09%
4 Financials 4.38%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
META icon
1
Meta Platforms (Facebook)
META
$1.5T
$1.39B 19.99%
1,877,301
+41,665
+2% +$25.7M
NVDA icon
2
NVIDIA
NVDA
$5.45T
$1.3B 18.81%
8,252,160
+1,101,683
+15% +$139M
SNOW icon
3
Snowflake
SNOW
$114B
$632M 9.12%
2,825,630
-121,754
-4% -$22M
UBER icon
4
Uber
UBER
$155B
$555M 8.01%
5,953,104
+286,802
+5% +$23.6M
MSFT icon
5
Microsoft
MSFT
$3.68T
$526M 7.59%
1,058,121
+83,041
+9% +$36.1M
CFLT
6
DELISTED
Confluent
CFLT
$388M 5.59%
15,552,976
+2,510,896
+19% +$56.6M
CPNG icon
7
Coupang
CPNG
$29B
$343M 4.94%
11,432,698
+3,991,253
+54% +$102M
AMZN icon
8
Amazon
AMZN
$2.83T
$321M 4.64%
1,464,863
+419,708
+40% +$83.1M
HOOD icon
9
Robinhood
HOOD
$85.9B
$304M 4.38%
3,245,457
+359,743
+12% +$21.3M
TSM icon
10
TSMC
TSM
$2.21T
$196M 2.83%
+867,209
New +$161M
CART icon
11
Maplebear
CART
$11.3B
$191M 2.75%
4,216,768
+868,640
+26% +$37.8M
Z icon
12
Zillow
Z
$7.82B
$167M 2.41%
2,387,772
+1,064,218
+80% +$71.7M
ARM icon
13
Arm
ARM
$298B
$151M 2.18%
933,208
+757,608
+431% +$94M
MELI icon
14
Mercado Libre
MELI
$93.5B
$122M 1.76%
46,539
+43,239
+1,310% +$101M
IOT icon
15
Samsara
IOT
$23.2B
$119M 1.72%
+2,990,578
New +$124M
DDOG icon
16
Datadog
DDOG
$91.7B
$118M 1.71%
+881,730
New +$97.6M
CRWV
17
CoreWeave
CRWV
$58.1B
$106M 1.53%
649,536
-2,350,000
-78% -$217M
AGCWW
18
DELISTED
Altimeter Growth Corp Warrant
AGCWW
$1.37M 0.02%
3,502,000
– –
BABA icon
19
Alibaba
BABA
$297B
– –
-540,370
Closed -$71.5M
QQQ icon
20
PUT
Invesco QQQ Trust
QQQ
$486B
– –
-988,000
Closed -$463M
FLUT icon
21
Flutter Entertainment
FLUT
$17.6B
– –
-568,410
Closed -$126M
ALAB icon
22
Astera Labs
ALAB
$55.8B
– –
-981,697
Closed -$58.6M
RBRK icon
23
Rubrik
RBRK
$21B
– –
-832,003
Closed -$50.7M
TTAN
24
ServiceTitan Inc
TTAN
$8.62B
– –
-40,000
Closed -$3.8M
SAIL
25
SailPoint Inc
SAIL
$11.1B
– –
-250,000
Closed -$4.69M

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LAMI
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Brad Gerstner's Q2 2025 Portfolio in Review

As of Q2 2025, Brad Gerstner held 25 positions worth $6.93B, up 39% from $4.97B the previous quarter. Its ten largest holdings account for 86% of the portfolio.

Brad Gerstner's Q2 2025 filing shows 3 new, 12 increased, 2 reduced and 7 closed positions. Its largest new stake was TSMC: 867,209 shares worth $196M. The largest sale was CoreWeave, an estimated $217M.

By sector, the portfolio is most concentrated in Technology at 59% of assets, up from 51% a quarter earlier, followed by Communication Services and Consumer Discretionary.

  • Brad Gerstner's largest Q2 2025 buy was TSMC: 867,209 shares worth $196M.
  • Brad Gerstner added most to NVIDIA in Q2 2025, an estimated $139M increase.
  • Brad Gerstner's biggest Q2 2025 reduction was CoreWeave, cutting an estimated $217M.
  • Brad Gerstner fully exited Flutter Entertainment in Q2 2025, selling an estimated $126M.
  • Brad Gerstner's ten largest holdings make up 86% of its $6.93B portfolio in Q2 2025.
  • Brad Gerstner opened 3 new positions and closed 7 in Q2 2025.
  • Brad Gerstner's portfolio value rose 39% quarter-over-quarter to $6.93B.

Based on Altimeter Capital Management's 13F filing for Q2 2025, filed 14 Aug 2025.