Altimeter Capital
Est. dry powder
$3.6B
Raised, not yet invested
AUM
$12B
Assets under management
Latest fund
$302M
Altimeter Growth Partners Fund IV
Est. cheque size
$400K–
From fund sizes
Deals, last 12 months
28
Last seen investing Sep 2026
About Altimeter Capital
Altimeter Capital Management is US based private equity and hedge fund investments established in 2008. The firm's private equity arm makes all-stage venture capital investments, primarily in the technology sector. The firm also considers investments in the consumer products and services, gaming, retail, and transportation sectors. Altimeter's hedge fund business takes a private equity approach to public market investing, taking long and short positions in companies and sectors where it has differentiated expertise. It primarily invests in the technology sector as well as travel, gaming, car rental, air travel, and media.
- Type
- Fund Manager
- Headquarters
- Boston, Massachusetts, US
- Stages
- SeedSeries ASeries BSeries CSeries DSeries ESeries FSeries G+5
- Est. cheque size
- $400K–$12.5M
- Sectors
- Diversified
- Regions
- North America
- Strategies
- Pre-Seed, Seed, Series A
Where they invest
From deals and portfolio companies on record
Most frequent rounds
- Series C32
- Series D28
- Series B24
- Series E22
- Series F19
Across 162 deals
Portfolio sectors
- Software56
- Financial Services8
- Internet8
- Aerospace3
- Biotechnology3
Across 97 companies
Portfolio countries
- US83
- UK5
- Germany3
- India3
- Brazil1
Across 97 companies
Recent investments
Newest 5 of 162
- Series E$2B
Cognition AI, Inc.
Sep 2026 · Series E
- Seed$44M
SciFin
Sep 2026 · Seed
- Series F$3.1B
Crusoe Energy Systems LLC
Aug 2026 · Series F
- Series D$1.4B
Hadrian
Aug 2026 · Series D
- Series C$647M
Castelion Corporation
Aug 2026 · Series C
Offices
2 locations
- Boston, Massachusetts, USHQ
- Menlo Park, California, US