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Arsenal Biosciences, Inc.

Updated Oct 27, 2026·Latest SEC filing Sep 4, 2024·Suggest an edit

About Arsenal Biosciences

Arsenal Biosciences is a private company based in South San Francisco, California. It has reported $579,159,214 raised in three offerings on Form D since September 2022.

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Jul 9, 2024Sep 4, 2024$325,352,578fully sold26$12.5MEquityRule 506(b)Form D ↗
Feb 10, 2022Sep 9, 2022$220,806,682of $230.8M target17$12.9MEquityRule 506(b)Form D ↗
Dec 14, 2020Sep 9, 2022$32,999,954fully sold9$3.6MEquityRule 506(b)Form D ↗
Total, three offerings$579,159,214

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 Arsenal Biosciences's Form D filed Sep 4, 2024.

MF
Matthew Fust
Director
VB
SP
Sean Parker
Director
BB
Brook Byers
Director
JA
James Ahlers
Executive officer
KD
Kenneth Drazan
Executive officer and director
IP
BS

Earlier filings also listed Margaret Nibbi (chief legal officer, last listed Sep 2022).

Sources

  1. SECArsenal Biosciences, Inc. filing history