Aclaris Therapeutics
NASDAQ: ACRSWayne, US · Founded 2012 · Delaware corporation · 8 known investors
Aclaris develops investigational monoclonal antibodies and small-molecule inhibitors targeting immune pathways for the treatment of atopic, autoimmune, and respiratory diseases. The company's clinical and preclinical pipeline includes candidates in development for severe asthma, atopic dermatitis, and T-cell-mediated autoimmune conditions.
Founders & leadership
Aclaris Therapeutics was founded in 2012 by Neal Walker, Kamil Ali-Jackson, and Stuart D. Shanler.
Board

Investors · 8
Reported raises · per SEC filings
Form D private placements$171.6M disclosed across 6 of 7 rounds · 2014–2026
▶$80MraisedDec 2024 · 19 investors · PharmaceuticalsRule 506(b)
- Andrew SchiffDirector
- Joseph MonahanExecutive Officer
- Anand MehraDirector
- Hugh DavisExecutive Officer, Director
- James LoeropExecutive Officer
- Neal WalkerExecutive Officer, Director
- Vincent MilanoDirector
- William HumphriesDirector
- Kevin BalthaserExecutive Officer
- Christopher MolineauxDirector
- Maxine GowenDirector
- Offering amount
- $80M
- Amount sold
- $80M
- Sales commissions
- $4.8M
- Placement agents
- Cantor Fitzgerald & Co., Leerink Partners LLC
- First sale
- Nov 2024
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
▶$11MraisedApr 2020 · 1 investors · PharmaceuticalsRule 506(b)
- David GordonExecutive Officer
- William HumphriesDirector
- Kamil Ali-JacksonExecutive Officer
- Bryan ReasonsDirector
- Maxine GowenDirector
- Vincent MilanoDirector
- Andrew PowellDirector
- Christopher MolineauxDirector
- Andrew SchiffDirector
- Frank RuffoExecutive Officer
- Neal WalkerExecutive Officer, Director
- Anand MehraDirector
- Offering amount
- $11.4M
- Amount sold
- $11M
- First sale
- Mar 2020
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
▶$10MraisedAug 2018 · 41 investors · PharmaceuticalsRule 506(b)
- Andrew SchiffDirector
- Stephen A. TullmanDirector
- Frank RuffoExecutive Officer
- Anand MehraDirector
- Brett FairExecutive Officer
- Bryan ReasonsDirector
- Andrew PowellDirector
- Christopher MolineauxDirector
- William HumphriesDirector
- Kamil Ali-JacksonExecutive Officer
- Neal WalkerExecutive Officer, Director
- Christopher PowalaExecutive Officer
- Stuart ShanlerExecutive Officer
- Offering amount
- $12.5M
- Amount sold
- $10M
- First sale
- Aug 2017
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
▶$20MraisedJun 2016 · 9 investors · PharmaceuticalsRule 506(b)
- Christopher PowalaExecutive Officer
- Neal WalkerExecutive Officer, Director
- Richard BierlyDirector
- Stuart ShanlerExecutive Officer
- Steven A. TullmanDirector
- Anand MehraDirector
- Albert ChaDirector
- Kamil Ali-JacksonExecutive Officer
- Christopher MolineauxDirector
- Frank RuffoExecutive Officer
- Offering amount
- $20M
- Amount sold
- $20M
- Sales commissions
- $1.3M
- Placement agents
- Guggenheim Securities, LLC, William Blair & Company L.L.C.
- First sale
- Jun 2016
- Incorporated
- Corporation, Delaware, 2012
- Federal exemptions
- 06b
▶$40MraisedSep 2015 · 28 investors · PharmaceuticalsRule 506(b)
- Kamil Ali-JacksonExecutive Officer
- Neal WalkerExecutive Officer, Director
- Frank RuffoExecutive Officer
- Stephen A. TullmanDirector
- Christopher MolineauxDirector
- Ketan PatelDirector
- Stuart D. ShanlerExecutive Officer
- Anand MehraDirector
- Christopher PowalaExecutive Officer
- Albert ChaDirector
- Offering amount
- $40M
- Amount sold
- $40M
- Proceeds to insiders
- $1.8M
- First sale
- Aug 2015
- Incorporated
- Corporation, Delaware, 2012
- Federal exemptions
- 06b
▶$10.6MraisedOct 2014 · 25 investors · PharmaceuticalsRule 506(b)
- Christopher PowalaExecutive Officer
- Albert ChaDirector
- Stuart ShanlerExecutive Officer
- Neal WalkerExecutive Officer, Director
- Ketan PatelDirector
- Anand MehraDirector
- Stephen TullmanDirector
- Frank RuffoExecutive Officer
- Kamil Ali-JacksonExecutive Officer
- Offering amount
- $21.3M
- Amount sold
- $10.6M
- Minimum investment
- $4.8K
- Proceeds to insiders
- $1.8M
- First sale
- Sep 2014
- Incorporated
- Corporation, Delaware, 2012
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Competitors · 3
by search overlapCompanies competing with Aclaris Therapeutics for the same Google search keywords, organic and paid, via search-intersection analysis.
Acquisitions · 1
Early investors' stakes continue via these dealsTechnology-focused company on rational drug design for cancer and chronic inflammatory diseases (acquired by Aclaris Therapeutics in August 2017).
In the news
Frequently asked questions
- What does Aclaris Therapeutics do?
- Aclaris develops investigational monoclonal antibodies and small-molecule inhibitors targeting immune pathways for the treatment of atopic, autoimmune, and respiratory diseases. The company's clinical and preclinical pipeline includes candidates in development for severe asthma, atopic dermatitis, and T-cell-mediated autoimmune conditions.
- Who founded Aclaris Therapeutics?
- Aclaris Therapeutics was founded by Neal Walker, Kamil Ali-Jackson, Stuart D. Shanler in 2012.
- Who are Aclaris Therapeutics's investors?
- Aclaris Therapeutics's investors include Aisling Capital, APERTURE Venture Partners, F-Prime Capital, Foresite Capital, RA Capital, Sofinnova Ventures, Sofinnova Venture Partners, Vivo Capital.
- How much funding has Aclaris Therapeutics raised?
- Aclaris Therapeutics has disclosed $171.6M raised across 6 of its 7 known rounds.
- Where is Aclaris Therapeutics headquartered?
- Aclaris Therapeutics is headquartered in Wayne, US.


