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Syntis Bio, Inc.

Updated Oct 27, 2026·Latest SEC filing Jul 2, 2025·Suggest an edit

About Syntis Bio

Syntis Bio is a private company based in Boston, Massachusetts, incorporated in 2022 in Delaware. It has reported $46,672,163 raised in three offerings on Form D since August 2022. Its chief executive is Rahul Dhanda.

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Jun 17, 2025Jul 2, 2025$24,983,429of $26.4M target12$2.0MEquityRule 506(b)Form D ↗
Dec 30, 2024Jan 27, 2025$6,316,555of $9.0M target9$701KEquity, Options, Securities on exercise, Simple agreement for future equityRule 506(b)Form D ↗
Aug 3, 2022Aug 17, 2022amended Jan 17, 2023$15,372,179fully sold15$1.0MEquityRule 506(b)Form D/A ↗1 earlier filing
Total, three offerings$46,672,163

First sale is the date the first investor in the offering committed to invest. Companies must file Form D within 15 days of that date, so filing dates run later.

Leadership Team

Executive officers and directors listed on Syntis Bio's Form D filed Jul 2, 2025.

CZ
Chenny Zhang
Director
MM
Robert Langer
Robert Langer
Director
Also a director at SunBird Bio and Teal Bio and a co-founder & scientific advisor, director at SUTOL Bio.
RD
Rahul Dhanda
Chief Executive Officer and director

Sources

  1. SECSYNTIS BIO, INC. Form D, filed Aug 17, 2022
  2. SECSYNTIS BIO, INC. filing history