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Ansun Biopharma
San Diego, US · California corporation · 2 known investors
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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
RM
RONALD MOSSChief Medical OfficerRonald Moss holds an MD from Chicago Medical School and completed a pediatric residency and clinical fellowship at the National Institute of Allergy and Infectious Disease (NIAID). He brings extensive experience as CEO and CMO at biotech companies, with expertise spanning clinical development and regulatory strategy across infectious disease, vaccines, and immunology, including leading multiple Phase 1–3 trials and securing FDA approvals for therapeutics and vaccines.
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MIKAEL HAVLUCIYANExecutive
Board
MC
MICHAEL CHANGBoard director
NC
Nancy ChangChairperson of the Board
AC
Allen ChaoBoard director
Investors · 2
Lilly Asia Ventureslisted by Lilly Asia VenturesHong Kongvia Hongbo Lu · inferred
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)
▶$100MraisedNov 2020 · 19 investors · Biotechnology
Rule 506(b)Officers, directors & promoters on the filing
- 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)
▶$67.1MraisedAug 2019 · 29 investors · Other
Rule 506(b)Officers, directors & promoters on the filing
- 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)
▶$1.6MraisedMar 2018 · 6 investors · Other
Rule 506(b)Officers, directors & promoters on the filing
- 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)
▶$4MraisedDec 2015 · 6 investors · Biotechnology
Rule 506(b)Officers, directors & promoters on the filing
- 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)
▶$7.5MraisedMay 2014 · 7 investors · Biotechnology
Rule 506(b)Officers, directors & promoters on the filing
- 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.
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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.