United States · Series C startup
6 rounds we have observed, with the 6 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
$144Mraised across 6 rounds since 2007, from 6 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
No investor was named in the report.
From a historical funding recordSEC filing: $20M sold, first sale Feb 2015
No investor was named in the report.
Reported by sec.govSEC filing: $49M sold, first sale Dec 2009
New Enterprise Associates
Hatteras Venture Partners
Astellas Venture Management
Fletcher Spaght, Inc.Reported by pevc.dowjones.comSEC filing: $49M sold, first sale Dec 2009
New Enterprise AssociatesHatteras Venture PartnersFletcher Spaght, Inc.Reported by finsmes.comSEC filing: $10M sold, first sale Dec 2009
No investor was named in the report.
From a historical funding recordSEC filing: $1000K sold, first sale Nov 2009
Reported by olv.duke.edu
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Hatteras Venture PartnersFletcher Spaght, Inc.New Enterprise AssociatesAstellas Venture ManagementOSI PharmaceuticalsMissing a round, or an investor who was in one? Tell us.
PhaseBio Pharmaceuticals's investors include Johnson & Johnson Development Corporation (JJDC), Hatteras Venture Partners, Fletcher Spaght, Inc., New Enterprise Associates and Astellas Venture Management, and 1 more on record.
PhaseBio Pharmaceuticals has raised $144M across 6 rounds since 2007.
PhaseBio Pharmaceuticals's most recent round was a Series C of $40M in Mar 2015.
PhaseBio Pharmaceuticals's largest round on record is $49M (Series B), in Jun 2012.
PhaseBio Pharmaceuticals's first round on record, in Oct 2007, was backed by Johnson & Johnson Development Corporation (JJDC), Hatteras Venture Partners and Fletcher Spaght, Inc..
PhaseBio Pharmaceuticals's latest named round is a Series C, in Mar 2015.
PhaseBio Pharmaceuticals is based in the United States.
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United States ·