United States · Series D startup

Who invested in Alder Biopharmaceuticals

5 rounds we have observed, with the 7 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Funding summaryUpdated 26 Oct 2026

$120Mraised across 5 rounds since 2005, from 5 sources

$11MSeries A$16MSeries B$40MSeries C$15MVenture$38MSeries D
Latest round
Series D, $38MApr 2012
Biggest round
$40MSeries C · Dec 2007
Step-upi
2.5×
Investors
7
See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2006200720082009201020112012
$11MSeries A$16MSeries B$40MSeries C$15MVenture$38MSeries D
First round
Series A, $11M
Jul 2005
Biggest round
$40M
Series C · Dec 2007
Usual gap between rounds
17 months
the median of 4

The rounds

  1. Apr 2012
  2. Jun 2011
    Venture$15M

    No investor was named in the report.

    Reported by fiercebiotech.com

  3. Dec 2007
    Series C$40M2 new

    From a historical funding record

  4. Jul 2006
    Series B$16M1 new3 returning

    From a historical funding record

  5. Jul 2005
    Series A$11M3 new

    From a historical funding record

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

Sevin Rosen FundsVC firm3rounds
Ventures WestVC firm3rounds
TPGPrivate equity2rounds
Delphi VenturesVC firm2rounds
H.I.G. CapitalGrowth equity2rounds
Novo HoldingsVC firm1round

Missing a round, or an investor who was in one? Tell us.

Quick answers about Alder Biopharmaceuticals

Who invested in Alder Biopharmaceuticals?

Alder Biopharmaceuticals's investors include Sevin Rosen Funds, Washington Research Foundation, Ventures West, TPG and Delphi Ventures, and 2 more on record.

How much has Alder Biopharmaceuticals raised?

Alder Biopharmaceuticals has raised $120M across 5 rounds since 2005.

When did Alder Biopharmaceuticals last raise?

Alder Biopharmaceuticals's most recent round was a Series D of $38M in Apr 2012.

What was Alder Biopharmaceuticals's biggest round?

Alder Biopharmaceuticals's largest round on record is $40M (Series C), in Dec 2007.

Who backed Alder Biopharmaceuticals first?

Alder Biopharmaceuticals's first round on record, in Jul 2005, was backed by Sevin Rosen Funds, Washington Research Foundation and Ventures West.

What stage is Alder Biopharmaceuticals at?

Alder Biopharmaceuticals's latest named round is a Series D, in Apr 2012.

Where is Alder Biopharmaceuticals based?

Alder Biopharmaceuticals is based in the United States.

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