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Owlstone Inc.

Updated Oct 29, 2026·Latest SEC filing Jul 28, 2023·Suggest an edit

About Owlstone

Owlstone is a private company based in Westport, Connecticut. It has reported $4,701,123 raised in seven offerings on Form D since February 2011.

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Jul 14, 2023Jul 28, 2023$908,000target not set19$47,789Debt, Securities on exerciseRule 504, Rule 506(b)Form D ↗
Not yetMay 2, 2019$0of $1.5M target0—Debt, Options, Securities on exerciseRule 504, Rule 506(b)Form D ↗
May 4, 2015May 14, 2015$679,000of $3.0M target4$169KEquityRule 506(c)Form D ↗
Oct 16, 2013Nov 1, 2013amended May 12, 2014$1,099,223of $1.6M target50$21,984Equity, DebtRule 506(c)Form D/A ↗1 earlier filing
Apr 1, 2013Apr 10, 2013$600,000of $3.0M target1$600KEquity, Debt06Form D ↗
Not yetMay 11, 2012$0of $3.2M target0—Equity, Securities on exercise06Form D ↗
Jan 18, 2011Feb 7, 2011$1,414,900of $3.0M target16$88,431Equity, Options, Common Stock, $0.001 par value, Warrants to Purchase Common Stock06Form D ↗
Total, seven offerings$4,701,123

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 Owlstone's Form D filed Jul 28, 2023.

BB
Bret Bader
President and director

Earlier filings also listed Yiannis Monovoukas (director, last listed May 2015), Thomas Finn (cfo, last listed May 2015), Paul Boyle (executive officer and director, last listed May 2015), H Boone (director, last listed May 2015), David Ruiz-Alonso (executive officer and director, last listed May 2015), Andrew Koehl (executive officer and director, last listed May 2015), Mark Brennan (executive officer, last listed Feb 2011) and Ashley Boone (director, last listed Feb 2011).

Sources

  1. SECOwlstone Inc. Form D, filed Nov 1, 2013
  2. SECOwlstone Inc. filing history