United States · 
Who invested in Alpine Immune Sciences?
Alpine Immune Sciences's investors include OrbiMed, TCG, Omega Funds, Samsara BioCapital and TCG Crossover.
20152017201920212023
$1.3MSeed$48MSeries A$150MRound
United States · Funded startup
Who invested in Alpine Immune Sciences
Funding summaryUpdated 26 Oct 2026
$199Mraised across 3 rounds since 2015, from 3 sources
$1.3MSeed$48MSeries A$150MRound
- Latest round
- Round, $150MNov 2023
- Step-upi
- 3.1×
- Investors
- 5
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Seed, $1.3M Jan 2015
- Biggest round
- $150M Round · Nov 2023
- Usual gap between rounds
- 7.4 years the median of 2
The rounds
- Nov 2023
- Jun 2016
- Jan 2015Seed$1.3M
No investor was named in the report.
From a historical funding recordSEC filing: $1.0M sold, first sale Jan 2015
Founders and team
From the SEC filings it signed: 4 on the team.
- James Paul RickeySenior Vice President and Chief Financial Officeri
- Mitchell Paul GoldExecutive Chairman and Chief Executive Officeri
- Stanford Paul PengPresident and Head of Research and Developmenti
- Zelanna Paul GoldbergExecutive Officeri
On the board, as filediChristopher Paul PeetzCui Paul XiangminJames Paul TopperJay Paul VenkatesanNatasha Paul HerndayPeter Paul ThompsonRobert Paul Conway
Who was in which round
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
This firm lists Alpine Immune Sciences as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.
Quick answers about Alpine Immune Sciences
How much has Alpine Immune Sciences raised?
Alpine Immune Sciences has raised $199M across 3 rounds since 2015.
When did Alpine Immune Sciences last raise?
Alpine Immune Sciences's most recent round was an Undisclosed round of $150M in Nov 2023.
What was Alpine Immune Sciences's biggest round?
Its most recent round, $150M in Nov 2023, is also its largest on record.
Who backed Alpine Immune Sciences first?
Alpine Immune Sciences's first round on record, in Jun 2016, was backed by OrbiMed.
What stage is Alpine Immune Sciences at?
Alpine Immune Sciences's latest named round is an Undisclosed round, in Nov 2023.
Where is Alpine Immune Sciences based?
Alpine Immune Sciences is based in the United States.
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