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Altimeter Capital Investment Portfolio

Companies Invested In

Company Name
Sector
Investment Round Value
Funding Round
Announcement Date
PC:BOOMSBoom Supersonic
Industrial, Mobility & Aerospace Systems
$300.00M
Investment
Dec 09, 2025
PC:CASTECastelion
Security, Defense & Public Safety
$350.00M
Series B
Dec 05, 2025
PC:CRUSOCrusoe
Industrial, Mobility & Aerospace Systems
$1.38B
Series E
Oct 24, 2025
PC:DARBTDataRobot
Enterprise Software, AI & Data Platforms
$300.00M
Series G
Jul 27, 2021
PC:INFERInferact
Enterprise Software, AI & Data Platforms
$150.00M
Seed Round
Jan 23, 2026
PC:KSPACK2 Space
Industrial, Mobility & Aerospace Systems
$110.00M
Series B
Feb 13, 2025
PC:LIVEKLiveKit
$45.00M
Series B
May 11, 2025
PC:PARLOParloa
Enterprise Software, AI & Data Platforms
$350.00M
Series D
Jan 15, 2026
PC:PROFLProfluent
Healthcare, Biotechnology & Medical Devices
$106.00M
Investment
Nov 19, 2025