United States · Series D startup

Who invested in NeuroPhage Pharmaceuticals

6 rounds we have observed, with the 4 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.

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Funding summaryUpdated 26 Oct 2026

$61Mraised across 6 rounds since 2011, from 6 sources

$12MSeries B$9.0MSeries B$6.4MGrowth$6.4MSeries C$17MSeries D$10MSeries D
Latest round
Series D, $10MJan 2015
Biggest round
$17MSeries D · Mar 2014
Investors
4
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.

20112012201320142015
$12MSeries B$9.0MSeries B$6.4MGrowth$6.4MSeries C$17MSeries D$10MSeries D
First round
Series B, $12M
Mar 2011
Biggest round
$17M
Series D · Mar 2014
Usual gap between rounds
12 months
the median of 4

The rounds

  1. Jan 2015
    Series D$10M

    No investor was named in the report.

    From a historical funding record

  2. Mar 2014
    Series D$17M2 returning

    From a historical funding recordSEC filing: $5.7M sold, first sale Mar 2014

  3. May 2013
    Growth$6.4M2 returning

    Reported by finsmes.comSEC filing: $3.7M sold, first sale Mar 2013

  4. May 2013
    Series C$6.4M2 returning

    From a historical funding recordSEC filing: $3.7M sold, first sale Mar 2013

  5. Mar 2012
    Series B$9.0M1 new2 returning

    Reported by finsmes.comSEC filing: $9.0M sold, first sale Mar 2012

  6. Mar 2011
    Series B$12M3 new

    Reported by neurophage.comSEC filing: $8.4M sold, first sale Feb 2011

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.

Series B2011Series B2012Growth2013Series C2013Series D2014Series D2015Merieux DeveloppementShireMérieux DéveloppementMichael Grundman

Everyone who backed them

Merieux DeveloppementPrivate equity5rounds
ShireCorporate VC5rounds
Mérieux DéveloppementGrowth equity1round
Michael Grundmanno record of our own yet1round

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

Quick answers about NeuroPhage Pharmaceuticals

Who invested in NeuroPhage Pharmaceuticals?

NeuroPhage Pharmaceuticals's investors include Merieux Developpement, Shire, Mérieux Développement and Michael Grundman.

How much has NeuroPhage Pharmaceuticals raised?

NeuroPhage Pharmaceuticals has raised $61M across 6 rounds since 2011.

When did NeuroPhage Pharmaceuticals last raise?

NeuroPhage Pharmaceuticals's most recent round was a Series D of $10M in Jan 2015.

What was NeuroPhage Pharmaceuticals's biggest round?

NeuroPhage Pharmaceuticals's largest round on record is $17M (Series D), in Mar 2014.

Who backed NeuroPhage Pharmaceuticals first?

NeuroPhage Pharmaceuticals's first round on record, in Mar 2011, was backed by Merieux Developpement, Shire and Mérieux Développement.

What stage is NeuroPhage Pharmaceuticals at?

NeuroPhage Pharmaceuticals's latest named round is a Series D, in Jan 2015.

Where is NeuroPhage Pharmaceuticals based?

NeuroPhage Pharmaceuticals is based in the United States.

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