Ansun Biopharma
San Diego, US · California corporation · 2 known investors
Find your way into Ansun Biopharma
Each arrow is one introduction. Sign up to fill in the first one.
Ask MARK MITCHNICK to introduce you to RONALD MOSS
You →MARK · together at Red Queen Therapeutics →RONALD
Sign up to find every way you can get introduced to Ansun Biopharma
- Your email: who you already know at Ansun Biopharma, and who your contacts know
- 2nd- and 3rd-degree connections: people you know who worked, studied or invested with the Ansun Biopharma team
- Your LinkedIn: the connections who can make the intro for you
We rank every route by how warm it is, so you raise on warm intros instead of cold emails.
Ansun develops novel therapeutic treatments targeting viral diseases, particularly respiratory infections, through its proprietary sialic acid biology platform. The company focuses on unmet medical needs in immunocompromised and underserved patient populations.
Founders & leadership

Board
Investors · 2
How we know: the VCSheet dataset · Not right? Tell us
Reported raises · per SEC filings
Form D private placements$180.2M disclosed across 5 rounds · 2014–2019
▶$100MraisedNov 2020 · 19 investors · BiotechnologyRule 506(b)
- DAVE CHENNDirector
- KAREN LIUDirector
- AIMIN WUDirector
- YI SHIDirector
- DONALD PAYNEDirector
- MICHAEL CHAODirector
- Yining ZhaoExecutive Officer
- MICHAEL CHANGDirector
- ALLEN CHAODirector
- NANCY CHANGExecutive Officer, Director
- Offering amount
- $100M
- Amount sold
- $100M
- Sales commissions
- $960K
- Placement agents
- China Renaissance Securities (US) Inc.
- First sale
- Jul 2019
- Incorporated
- Corporation, California
- Federal exemptions
- 06b
▶$67.1MraisedAug 2019 · 29 investors · OtherRule 506(b)
- Shi YiDirector
- Donald PayneDirector
- Michael ChaoDirector
- Mikael HavluciyanExecutive Officer
- Allen ChaoDirector
- Nancy ChangExecutive Officer, Director
- Aimin WuDirector
- Michael ChangDirector
- Offering amount
- $67.1M
- Amount sold
- $67.1M
- First sale
- Apr 2018
- Incorporated
- Corporation, California
- Federal exemptions
- 06b
▶$1.6MraisedMar 2018 · 6 investors · OtherRule 506(b)
- Nancy ChangExecutive Officer, Director
- Michael HavluciyanExecutive Officer
- Michael ChangDirector
- Allen ChaoDirector
- Offering amount
- $1.6M
- Amount sold
- $1.6M
- First sale
- Feb 2017
- Incorporated
- Corporation, California
- Federal exemptions
- 06b
▶$4MraisedDec 2015 · 6 investors · BiotechnologyRule 506(b)
- RONALD MOSSExecutive Officer
- ALLEN CHAODirector
- MICHAEL CHANGDirector
- MARK ATTEBURYExecutive Officer
- MIKAEL HAVLUCIYANExecutive Officer
- NANCY CHANGDirector
- Offering amount
- $10M
- Amount sold
- $4M
- Proceeds to insiders
- $700K
- First sale
- Nov 2015
- Incorporated
- Corporation, California
- Federal exemptions
- 06b
▶$7.5MraisedMay 2014 · 7 investors · BiotechnologyRule 506(b)
- RONALD MOSSExecutive Officer
- NANCY CHANGDirector
- ALLEN CHAODirector
- NANCY CHANGDirector
- MIKAEL HAVLUCIYANExecutive Officer
- Offering amount
- $17.9M
- Amount sold
- $7.5M
- First sale
- May 2014
- Incorporated
- Corporation, California
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Related companies · 4
Companies working in the same space as Ansun Biopharma.
Frequently asked questions
- What does Ansun Biopharma do?
- Ansun develops novel therapeutic treatments targeting viral diseases, particularly respiratory infections, through its proprietary sialic acid biology platform. The company focuses on unmet medical needs in immunocompromised and underserved patient populations.
- Who are Ansun Biopharma's investors?
- Ansun Biopharma's investors include LAV, Lilly Asia Ventures.
- How much funding has Ansun Biopharma raised?
- Ansun Biopharma has disclosed $180.2M raised across 5 rounds.
- Where is Ansun Biopharma headquartered?
- Ansun Biopharma is headquartered in San Diego, US.






