Brad Gerstner – Altimeter Capital Management LLC

Period:
Q1 2026
Portfolio date:
Mar 31, 2026
No. of stocks:
13
Portfolio value:
$5,699,288,000
Filed:
May 15, 2026
Style:
Mega-Cap AI Bull
HistStockActivityShare change% change to portfolio
Q1 2026filed May 15, 262 new6 added3 reduced7 exited
≡NVDA – NVIDIA CORPORATIONAdd 15.00%1,236,2665.89
≡CPNG – COUPANG INCSell−15,676,794−5.55
≡ARM – ARM HOLDINGS PLCBuy1,715,4404.55
≡UBER – UBER TECHNOLOGIES INCAdd 43.00%2,382,9803.21
≡CFLT – CONFLUENT INCSell−6,933,250−3.15
≡CRWV – COREWEAVE INCAdd 40.00%1,285,8452.66
≡TSM – TAIWAN SEMICONDUCTOR MFG LTDAdd 12.00%146,4482.54
≡GOOGL – ALPHABET INCSell−519,290−2.44
≡ZG – ZILLOW GROUP INCSell−2,187,421−2.24
≡MELI – MERCADOLIBRE INCSell−68,480−2.07
≡MSFT – MICROSOFT CORPReduce 7.00%−93,720−1.59
≡SHOP – SHOPIFY INCSell−570,210−1.38
≡META – META PLATFORMS INCAdd 6.00%108,0051.32
≡AXON – AXON ENTERPRISE INCBuy148,9861.11
≡HOOD – ROBINHOOD MKTS INCReduce 30.00%−393,601−1.10
≡BE – BLOOM ENERGY CORPSell−260,730−0.34
≡AVGO – BROADCOM INCAdd 109.00%34,9650.20
≡AMZN – AMAZON COM INCReduce 6.00%−126,102−0.04
Q4 2025filed Feb 17, 263 new6 added4 reduced8 exited
≡NVDA – NVIDIA CORPORATIONAdd 6.00%454,8753.86
≡CRWV – COREWEAVE INCBuy3,213,2303.45
≡AVGO – BROADCOM INCReduce 96.00%−712,647−3.07
≡HOOD – ROBINHOOD MKTS INCReduce 50.00%−1,303,583−2.71
≡PDD – PDD HOLDINGS INCSell−1,371,680−2.39
≡BABA – ALIBABA GROUP HLDG LTDSell−969,100−2.28
≡ARM – ARM HOLDINGS PLCSell−1,098,139−2.05
≡SNPS – SYNOPSYS INCSell−258,280−1.68
≡TSM – TAIWAN SEMICONDUCTOR MFG LTDAdd 14.00%150,5501.62
≡CART – MAPLEBEAR INCSell−3,324,951−1.61
≡GOOGL – ALPHABET INCAdd 66.00%206,1581.44
≡SHOP – SHOPIFY INCBuy570,2101.38
≡MSFT – MICROSOFT CORPAdd 10.00%115,2601.33
≡CPNG – COUPANG INCAdd 56.00%5,652,2101.29
≡MELI – MERCADOLIBRE INCAdd 81.00%30,6390.90
≡SNOW – SNOWFLAKE INCReduce 17.00%−400,780−0.55
≡GEMI – GEMINI SPACE STA INCSell−1,600,000−0.51
≡BE – BLOOM ENERGY CORPBuy260,7300.34
≡CFLT – CONFLUENT INCReduce 39.00%−4,348,5430.20
≡PTRN – PATTERN GROUP INCSell−721,430−0.13
≡NTSK – NETSKOPE INCSell−325,000−0.10
Q3 2025filed Nov 14, 258 new4 added9 reduced3 exited
≡AVGO – BROADCOM INCBuy744,7763.24
≡CFLT – CONFLUENT INCReduce 27.00%−4,271,183−2.65
≡PDD – PDD HOLDINGS INCBuy1,371,6802.39
≡BABA – ALIBABA GROUP HLDG LTDBuy969,1002.28
≡SNOW – SNOWFLAKE INCReduce 14.00%−397,246−1.90
≡IOT – SAMSARA INCSell−2,990,578−1.72
≡DDOG – DATADOG INCSell−881,730−1.71
≡SNPS – SYNOPSYS INCBuy258,2801.68
≡AMZN – AMAZON COM INCAdd 48.00%702,6111.64
≡CRWV – COREWEAVE INCSell−649,536−1.53
≡CART – MAPLEBEAR INCReduce 21.00%−891,817−1.14
≡TSM – TAIWAN SEMICONDUCTOR MFG LTDAdd 23.00%201,4681.10
≡GOOGL – ALPHABET INCBuy313,1321.00
≡UBER – UBER TECHNOLOGIES INCReduce 6.00%−364,312−0.79
≡CPNG – COUPANG INCReduce 12.00%−1,408,114−0.68
≡MELI – MERCADOLIBRE INCReduce 19.00%−8,698−0.59
≡HOOD – ROBINHOOD MKTS INCReduce 20.00%−648,5820.52
≡GEMI – GEMINI SPACE STA INCBuy1,600,0000.51
≡MSFT – MICROSOFT CORPAdd 10.00%103,9710.34
≡ZG – ZILLOW GROUP INCReduce 8.00%−200,351−0.19
≡PTRN – PATTERN GROUP INCBuy721,4300.13
≡ARM – ARM HOLDINGS PLCAdd 18.00%164,931−0.13
≡NTSK – NETSKOPE INCBuy325,0000.10
≡NVDA – NVIDIA CORPORATIONReduce 7.00%−607,2620.00
Q2 2025filed Aug 14, 253 new10 added1 reduced7 exited
≡IVZ – INVESCO QQQ TRSell−988,000−9.32
≡NVDA – NVIDIA CORPORATIONAdd 15.00%1,101,6833.22
≡TSM – TAIWAN SEMICONDUCTOR MFG LTDBuy867,2092.83
≡FLUT – FLUTTER ENTMT PLCSell−568,410−2.53
≡HOOD – ROBINHOOD MKTS INCAdd 12.00%359,7431.97
≡ARM – ARM HOLDINGS PLCAdd 431.00%757,6081.80
≡IOT – SAMSARA INCBuy2,990,5781.72
≡DDOG – DATADOG INCBuy881,7301.71
≡CPNG – COUPANG INCAdd 54.00%3,991,2531.66
≡MELI – MERCADOLIBRE INCAdd 1310.00%43,2391.63
≡BABA – ALIBABA GROUP HLDG LTDSell−540,370−1.44
≡ALAB – ASTERA LABS INCSell−981,697−1.18
≡RBRK – RUBRIK INC.Sell−832,003−1.02
≡CRWV – COREWEAVE INCReduce 78.00%−2,350,000−0.71
≡AMZN – AMAZON COM INCAdd 40.00%419,7080.64
≡ZG – ZILLOW GROUP INCAdd 80.00%1,064,2180.59
≡CFLT – CONFLUENT INCAdd 19.00%2,510,896−0.56
≡MSFT – MICROSOFT CORPAdd 9.00%83,0410.23
≡SAIL – SAILPOINT INCSell−250,000−0.09
≡TTAN – SERVICETITAN INCSell−40,000−0.08
≡CART – MAPLEBEAR INCAdd 26.00%868,6400.07
Q1 2025filed May 15, 256 new6 added4 reduced8 exited
≡IVZ – INVESCO QQQ TRBuy988,0009.32
≡SNOW – SNOWFLAKE INCReduce 41.00%−2,030,926−5.19
≡NVDA – NVIDIA CORPORATIONReduce 9.00%−695,292−3.41
≡GOOGL – ALPHABET INCSell−867,305−2.96
≡TSLA – TESLA INCSell−355,130−2.59
≡HOOD – ROBINHOOD MKTS INCBuy2,885,7142.42
≡CRWV – COREWEAVE INCBuy2,999,5362.24
≡TSM – TAIWAN SEMICONDUCTOR MFG LTDSell−504,380−1.80
≡CRM – SALESFORCE INCSell−271,725−1.64
≡BABA – ALIBABA GROUP HLDG LTDBuy540,3701.44
≡IOT – SAMSARA INCSell−1,458,148−1.15
≡TWLO – TWILIO INCSell−582,915−1.14
≡MELI – MERCADOLIBRE INCReduce 91.00%−32,955−0.98
≡MU – MICRON TECHNOLOGY INCSell−614,595−0.93
≡RBRK – RUBRIK INC.Reduce 49.00%−810,095−0.91
≡CPNG – COUPANG INCAdd 24.00%1,455,5550.91
≡CART – MAPLEBEAR INCAdd 32.00%810,5100.79
≡FLUT – FLUTTER ENTMT PLCAdd 49.00%188,0950.76
≡AMZN – AMAZON COM INCAdd 20.00%173,9300.55
≡ARM – ARM HOLDINGS PLCBuy175,6000.38
≡CFLT – CONFLUENT INCAdd 11.00%1,295,7100.23
≡ALAB – ASTERA LABS INCAdd 68.00%397,267−0.22
≡DUOL – DUOLINGO INCSell−30,375−0.18
≡SAIL – SAILPOINT INCBuy250,0000.09