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Altimeter Capital

Venture Capital · Founded 2008 · Boston, United States

#222 Investor Ranking 2026 Top 2% of investors worldwide
85 Portfolio companies+63% in 5 years
63 Unicorns
24 Decacorns
136 Investments
Aug 2026 Last investment
02 · Biggest holdings

Altimeter Capital’s biggest current holdings.

Altimeter Capital is a named shareholder in 13 companies. Dealroom estimates those stakes are worth about $3.2B in total — the disclosed percentage × each company’s latest valuation. The 12 biggest are below, each sized by that estimate.

#CompanyEst. stakeValuationEst. value
  1. 1 Cockroach LabsEnterprise Software · Unicorn 10.5% $5.0B $525M
  2. 2 ClickHouseEnterprise Software · Decacorn 3.5% $15.0B $525M
  3. 3 DataRobotEnterprise Software · Unicorn 5.5% $6.3B $346M
  4. 4 ParloaEnterprise Software · Unicorn 11.5% $3.0B $345M
  5. 5 Modern TreasuryFintech · Unicorn 14% $2.0B $280M
  6. 6 BenchlingEnterprise Software · Unicorn 4% $6.1B $244M
  7. 7 4.2% $5.7B $239M
  8. 8 2.8% $7.2B $202M
  9. 9 2% $8.0B $160M
  10. 10 16% $1.0B $160M
  11. 11 2.5% $4.8B $120M
  12. 12 1.4% $3.4B $47M

Showing the 12 largest of 13 disclosed direct holdings.

6 companies hidden on this public profile. Estimated value = Altimeter Capital’s disclosed ownership % × Dealroom’s latest company valuation; direct named stakes only, exited positions excluded. Figures are indicative, not reported marks. Altimeter Capital also appears inside investor groups in Checkout.com, Deel, Loft, Personio, Ro Health, StockX, Udaan, where a standalone stake isn’t disclosed. See the underlying shareholder registers on Dealroom →

03 · Exits

Altimeter Capital’s biggest exits.

Portfolio companies that IPO’d or were acquired at $1B+, with the valuation recorded at exit and — for those still public — their value today. Exit events come from each company’s funding-round history; entry stage from Altimeter Capital’s transaction record.

$82B IPO · 2019
Now $163BFood
$68B IPO · 2020
Entered Series B+Now $114BHosting
$23B IPO · 2025
Entered Series B+Now $82BHosting
$40B IPO · 2026
Entered Series B+Now $50BSemiconductors
$45B IPO · 2021
Entered Series B+Now $26BGaming
$40B IPO · 2021
Now $11BFood
$36B IPO · 2021
Entered Series B+Now $6.6BEnterprise Software
$2.0B IPO · 2016
Entered Series B+Now $35BMarketing
$1.6B IPO · 2017
Entered Series B+Now $30BEnterprise Software
$1.5B IPO · 2017
Entered Series B+Now $24BSecurity
$20B acquisition · 2025
Entered Series B+Semiconductors
$14B IPO · 2020
Now $19BGaming
04 · Portfolio analysis

Where Altimeter Capital’s portfolio is concentrated.

Distribution of portfolio companies by headquarters country, sector, entry stage and current growth stage. Across all 85 portfolio companies. "Stage entered" is the first priced round the investor joined, derived from the investor’s transaction history.

By countryCount
  1. USA77
  2. UK4
  3. Germany3
  4. India3
  5. Brazil1
  6. China1
  7. Singapore1
By sectorCount
  1. Enterprise Software45
  2. Fintech11
  3. Security11
  4. Health7
  5. Marketing6
  6. Media6
  7. Hosting5
  8. Transportation5
  9. Energy3
  10. Gaming3
  11. Home Living3
  12. Jobs Recruitment3
By stage enteredCount
  1. Series B+69
  2. Series A9
  3. Seed5
By growth stageCount
  1. Late Growth80
  2. Breakout Stage9
  3. Early Growth1
05 · Portfolio market map

Inside Altimeter Capital’s portfolio.

The 60 highest-funded portfolio companies, of 85 tracked.

OpenAI
Enterprise Software · Centicorn
$852B
Anthropic
Enterprise Software · Centicorn
$965B
Uber
Food · Centicorn
$163B
Anduril
Security · Decacorn
$61B
Grab
Food · Decacorn
$11B
Epic Games
Gaming · Decacorn
$18B
ByteDance
Media · Centicorn
$550B
Ramp
Fintech · Decacorn
$44B
Cerebras Systems
Semiconductors · Decacorn
$50B
Crusoe
Energy · Decacorn
$10B
Groq
Semiconductors · Decacorn
$20B
Base Power
Energy · Decacorn
$13B
BaseTen
Enterprise Software · Decacorn
$13B
UiPath
Enterprise Software · Unicorn
$6.6B
Udaan
Hosting · Unicorn
$1.8B
Lacework
Security · Unicorn
$8.3B
Hadrian
Robotics · Unicorn
$8.0B
Checkout.com
Fintech · Decacorn
$12B
CoreWeave
Hosting · Decacorn
$82B
Cazoo
Transportation
$101K
Snowflake
Hosting · Centicorn
$114B
Pine Labs
Fintech · Unicorn
$2.3B
Plaid
Fintech · Unicorn
$8.0B
Rapyd
Fintech · Unicorn
$4.5B
DataRobot
Enterprise Software · Unicorn
$6.3B
ClickHouse
Enterprise Software · Decacorn
$15B
Fireblocks
Security · Unicorn
$8.0B
Ro Health
Health · Unicorn
$7.0B
Hopin
Event Tech
$38M
Deel
Fintech · Decacorn
$17B
K2 Space
Space · Unicorn
$6.8B
Roblox
Gaming · Decacorn
$26B
Unity Technologies
Gaming · Decacorn
$19B
Loft
Real Estate · Unicorn
$2.9B
Glean
Enterprise Software · Unicorn
$7.2B
Personio
Jobs Recruitment · Unicorn
$5.0B
Vroom
Transportation
$810M
Gusto
Fintech
$9K
Cockroach Labs
Enterprise Software · Unicorn
$5.0B
Nexthop AI
Enterprise Software · Unicorn
$4.2B
Sigma Computing
Enterprise Software · Unicorn
$1.5B
Parloa
Marketing · Unicorn
$3.0B
Chainalysis
Fintech · Unicorn
$8.6B
Vulcan Elements
Energy
$250M
StockX
Fashion · Unicorn
$3.8B
Reify Health
Health · Unicorn
$4.8B
Confluent
Enterprise Software · Decacorn
$10B
Castelion
Security · Unicorn
$1.4B
FalconX
Fintech · Unicorn
$8.0B
Workato
Media · Unicorn
$5.7B
dbt Labs
Enterprise Software · Unicorn
$4.2B
Starburst
Enterprise Software · Unicorn
$3.4B
Benchling
Health · Unicorn
$6.1B
OfferUp
Fashion · Unicorn
$1.4B
Essential
Home Living · Unicorn
$1.1B
Essential
Media · Unicorn
$1.2B
MongoDB
Enterprise Software · Decacorn
$30B
Clumio
Enterprise Software
$675M
Volta
Hosting · Unicorn
$2.4B
XBOW
Security · Unicorn
$1.0B
06 · Portfolio founders

Where Altimeter Capital’s portfolio founders come from.

197 founders across the 90 highest-funded portfolio companies — by current location, university attended, and the companies they worked at before founding. Sourced from the founder records the API links to each portfolio company.

LocationCount
  1. United States146
  2. United Kingdom10
  3. Germany7
  4. Brazil6
  5. India6
  6. Israel3
  7. Argentina2
  8. China2
  9. France2
  10. Ireland2
UniversityCount
  1. Stanford University12
  2. Massachusetts Institute of Technology11
  3. University of California, Berkeley10
  4. Harvard University9
  5. Harvard Business School5
  6. Indian Institute of Technology, Delhi4
  7. The University of Chicago4
  8. University of Michigan4
  9. Cornell University3
  10. MIT Sloan School of Management3
Previous companyCount
  1. Alphabet | Google14
  2. Microsoft8
  3. Oracle6
  4. IBM5
  5. Modesat5
  6. Sunopsis5
  7. Sutter Hill Ventures5
  8. Tangosol5
  9. OpenAI4
  10. Palantir4