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Firefly Bio, Inc.

Updated Oct 27, 2026·Latest SEC filing Mar 26, 2024·Suggest an edit

About Firefly Bio

Firefly Bio is a private company based in South San Francisco, California, incorporated in 2022 in Delaware. It has reported $39,999,997 raised in one offering on Form D since March 2024.

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Dec 18, 2023Mar 26, 2024$39,999,997of $72.0M target8$4.9MEquityRule 506(b)Form D ↗

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 Firefly Bio's Form D filed Mar 26, 2024.

JF
John Flygare
Executive officer
JD
Jerel Davis
Director
PB
TF
Todd Foley
Director
BG
Bernhard Geierstanger
Executive officer
PC
SH
Scott Hirsch
President and director

Sources

  1. SECFirefly Bio, Inc. filing history