/Companies

Expansion Therapeutics

Del Mar, US · Founded 2016 · Delaware corporation · 6 known investors

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Drug discovery company focused on RNA-targeted small molecule therapeutics for expansion repeat disorders.

Founders & leadership

Expansion Therapeutics was founded in 2016 by Matthew Disney.

MDMatthew Disney
Matthew DisneyFounder
PSPaul Stone
Paul StoneExecutiveLegal Advisor at 5AM Ventures
YH
Yujiro HataExecutive
KF
Kevin ForrestExecutive

Board

SRScott Rocklage
Scott RocklageBoard directorManaging Partner at 5AM Ventures with over 20 years of healthcare management experience
JHJason Hafler
Jason HaflerBoard directorManaging Director at Sanofi Ventures

Investors · 6

Reported raises · per SEC filings

Form D private placements

$78.3M disclosed across 3 rounds · 2016–2021

▶$48MraisedOct 2021 · 12 investors · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Renato Skerlj, Ph.D.Executive Officer, Director
  • Laura Tadvalkar, Ph.D.Director
  • Andy Phillips, Ph.D.Director
  • Scott Rocklage, Ph.D.Director
  • Beth Seidenberg, M.D.Director
Offering amount
$80.1M
Amount sold
$48M
First sale
Sep 2021
Incorporated
Corporation, Delaware, 2016
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$25.3MraisedJan 2018 · 8 investors · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Kevin Forrest, Ph.D.Executive Officer, Director
  • Campbell Murray, M.B.B.S., M.B.A.Director
  • Yujiro Hata, M.B.A.Director
  • Matthew Disney, Ph.D.Director
  • Beth Seidenberg, M.D.Director
  • Scott Rocklage, Ph.D.Director
  • Jason Hafler, Ph.D.Director
Offering amount
$55.3M
Amount sold
$25.3M
First sale
Dec 2017
Incorporated
Corporation, Delaware, 2016
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$5MraisedJun 2017 · 3 investors · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • Paul StoneExecutive Officer
  • Yujiro HataDirector
  • Kevin ForrestExecutive Officer, Director
  • Scott RocklageExecutive Officer, Director
  • Matthew DisneyDirector
  • Jason HaflerDirector
Offering amount
$5M
Amount sold
$5M
First sale
Nov 2016
Incorporated
Corporation, Delaware, 2016
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

What does Expansion Therapeutics do?
Drug discovery company focused on RNA-targeted small molecule therapeutics for expansion repeat disorders.
Who founded Expansion Therapeutics?
Expansion Therapeutics was founded by Matthew Disney in 2016.
Who are Expansion Therapeutics's investors?
Expansion Therapeutics's investors include 5AM Ventures, Sanofi Ventures, Kleiner Perkins, Novartis Venture Fund, RA Capital, Westlake Village BioPartners.
How much funding has Expansion Therapeutics raised?
Expansion Therapeutics has disclosed $78.3M raised across 3 rounds.
Where is Expansion Therapeutics headquartered?
Expansion Therapeutics is headquartered in Del Mar, US.