Fundraising Fox

Tesaro

Waltham, US · Delaware corporation · 2 known investors

Biotech

Founders & leadership

ML
Mary Lynne HedleyCo-founder
LO
Leon O. Moulder, Jr.Co-founder
JH
Jeffrey HankeExecutive
JL
Joseph L. FarmerExecutive
GC
Grant C. BogleExecutive
MH
Martin H. HuberExecutive
TR
Timothy R. PearsonExecutive

Board

BSBeth Seidenberg
Beth Seidenbergin𝕏Board directorFounding Managing Director at Westlake Village BioPartners
AL
Arnold L. OronskyBoard director
GA
Garry A. NicholsonBoard director
LA
Lawrence AllevaBoard director
JO
James O. ArmitageBoard director

Investors · 2

Kleiner PerkinsreportedMenlo Park · $500K – $15Mvia Beth Seidenberg · board
New Enterprise Associates (NEA)reportedMenlo Park · $200K – $40Mvia Kavita Patel · board

Reported raises · per SEC filings

Form D private placements

$205M disclosed across 2 rounds · 2016

▶$50MraisedApr 2016 · 1 investors · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Grant C. BogleExecutive Officer
  • Timothy R. PearsonExecutive Officer
  • Leon O. Moulder, Jr.Executive Officer, Director
  • Mary Lynne HedleyExecutive Officer, Director
  • Jeffrey HankeExecutive Officer
  • Kavita PatelDirector
  • Lawrence AllevaDirector
  • Earl M. Collier, Jr.Director
  • Martin H. HuberExecutive Officer
  • Joseph L. FarmerExecutive Officer
  • James O. ArmitageDirector
  • Garry A. NicholsonDirector
  • David M. MottDirector
  • Beth SeidenbergDirector
  • Arnold L. OronskyDirector
Offering amount
$50M
Amount sold
$50M
First sale
Apr 2016
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$155MraisedMar 2016 · 7 investors · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Jeffrey HankeExecutive Officer
  • Joseph L. FarmerExecutive Officer
  • Grant C. BogleExecutive Officer
  • Garry A. NicholsonDirector
  • Lawrence AllevaDirector
  • Beth SeidenbergDirector
  • Mary Lynne HedleyExecutive Officer, Director
  • Arnold L. OronskyDirector
  • Martin H. HuberExecutive Officer
  • James O. ArmitageDirector
  • Timothy R. PearsonExecutive Officer
  • Leon O. Moulder, Jr.Executive Officer, Director
  • David M. MottDirector
  • Earl M. Collier, Jr.Director
Offering amount
$155M
Amount sold
$155M
First sale
Feb 2016
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Frequently asked questions

Who founded Tesaro?
Tesaro was founded by Mary Lynne Hedley, Leon O. Moulder, Jr..
Who are Tesaro's investors?
Tesaro's investors include Kleiner Perkins, New Enterprise Associates (NEA).
How much funding has Tesaro raised?
Tesaro has disclosed $205M raised across 2 rounds.
Where is Tesaro headquartered?
Tesaro is headquartered in Waltham, US.