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Octagon Therapeutics, Inc.

Updated Oct 27, 2026·Latest SEC filing Feb 12, 2024·Suggest an edit

About Octagon Therapeutics

Octagon Therapeutics is a private company based in Providence, Rhode Island. It has reported $12,416,723 raised in four offerings on Form D since October 2018.

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Jan 29, 2024Feb 12, 2024$10,970,135of $12.4M target53$206KEquity, OptionsRule 506(b)Form D ↗
Jun 1, 2020Jun 10, 2020$398,000of $1.0M target8$49,750Securities on exercise, Convertible DebtRule 506(b)Form D ↗
Nov 15, 2019Nov 26, 2019$511,000fully sold10$51,100Debt, OptionsRule 506(b)Form D ↗
Oct 15, 2018Oct 25, 2018$537,588of $1.0M target2$268KDebt, Securities on exerciseRule 506(b)Form D ↗
Total, four offerings$12,416,723

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 Octagon Therapeutics's Form D filed Feb 12, 2024.

Isaac Stoner
Isaac Stoner
President and director
Also CEO and director at MindImmune.
TS
RL

Earlier filings also listed Fred Ausubel (executive officer and director, last listed Jun 2020), Paul Goldenheim (director, last listed Nov 2019) and Shen Yu (executive officer and director, last listed Oct 2018).

Sources

  1. SECOctagon Therapeutics, Inc. filing history