# Tetragenetics Inc: Form D filings

Tetragenetics Inc, a biotechnology company in Arlington, MA, filed 8 Form D notices with the SEC between 2009 and 2020. The latest, on September 29, 2020, reports $1 million sold of a $2 million offering to 13 investors.

Find out what Tetragenetics Inc does, who founded it and who invested, beyond what the filing says. $10 of credit on sign-up, no card.

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## The full lists

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- [Form D filings in Massachusetts](https://specstream.ai/data/form-d/state/massachusetts): 1,533 rows, by operating companies, filed since November 1, 2024, $76.65, or the new rows each week for $19 a month. Buy: https://specstream.ai/data/form-d/state/massachusetts
- [Form D filings in Biotechnology](https://specstream.ai/data/form-d/industry/biotechnology): 1,568 rows, by operating companies, filed since November 1, 2024, $78.40, or the new rows each week for $19 a month. Buy: https://specstream.ai/data/form-d/industry/biotechnology

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## Company details from the filing

- Address: 91 Mystic Street, Arlington, MA, 02474
- Phone: (617) 500-7471
- Industry: Biotechnology
- Entity type: Corporation
- Incorporated in: New York
- Revenue range: Decline to Disclose
- Exemptions claimed: Rule 506(b)
- SEC identifier (CIK): 1409403

## Form D filings

| Filed | Type | Offering | Sold | Remaining | Investors | First sale | Filing |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Sep 29, 2020 | New notice | $2,000,000 | $1,012,497 | $987,503 | 13 | Sep 19, 2020 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1409403/000140940320000001/0001409403-20-000001-index.htm) |
| Jul 19, 2018 | New notice | $2,000,000 | $809,770 | $1,190,230 | 15 | Jun 29, 2018 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1409403/000140940318000002/0001409403-18-000002-index.htm) |
| Mar 1, 2017 | New notice | $2,000,000 | $1,097,072 | $902,928 | 21 | Feb 21, 2017 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1409403/000140940317000001/0001409403-17-000001-index.htm) |
| Nov 24, 2015 | New notice | $1,500,000 | $336,000 | $1,164,000 | 8 | Nov 9, 2015 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1409403/000140940315000002/0001409403-15-000002-index.htm) |
| Mar 9, 2015 | New notice | $1,500,000 | $338,191 | $1,161,809 | 8 | Mar 3, 2015 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1409403/000140940315000001/0001409403-15-000001-index.htm) |
| Jun 5, 2013 | New notice | $800,000 | $502,000 | $298,000 | 24 | May 21, 2013 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1409403/000140940313000001/0001409403-13-000001-index.htm) |
| Aug 28, 2012 | New notice | $5,000,000 | $2,474,231 | $2,525,769 | 55 | Aug 22, 2012 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1409403/000140940312000002/0001409403-12-000002-index.htm) |
| Dec 7, 2009 | New notice | $490,308 | $490,308 | $0 | 9 | Nov 24, 2009 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1409403/000140940309000002/0001409403-09-000002-index.htm) |

## Executive officers and directors named in the filing

| Name | Role | Note in the filing |
| --- | --- | --- |
| Christopher Taron | Director |  |
| Ellen Douglas Baron | Director |  |
| Kevin Douglas O'Brien | Executive Officer |  |
| Peter Douglas Kiener | Director |  |
| Alison Douglas Taunton-Rigby | Director |  |
| Robert Douglas Gailus | Director |  |
| Theodore Clark | Executive Officer, Director |  |
| R Douglas Kahn | Executive Officer, Director |  |
| Daniel Douglas Grau | Director |  |

## Other biotechnology companies in Massachusetts that filed recently

- [Zai Lab Ltd](https://specstream.ai/data/form-d/company/zai-lab-ltd-1704292) $249.9 million · Nov 9, 2026
- [AI3 Bio, Inc.](https://specstream.ai/data/form-d/company/ai3-bio-inc-2019875) offering · Nov 4, 2026
- [Tru Singular Health, Inc.](https://specstream.ai/data/form-d/company/tru-singular-health-inc-2158834) $1 million · Oct 30, 2026
- [511 Therapeutics, Inc.](https://specstream.ai/data/form-d/company/511-therapeutics-inc-1946264) $500,000 · Oct 30, 2026
- [Elucid Bioimaging Inc.](https://specstream.ai/data/form-d/company/elucid-bioimaging-inc-1585931) $56.2 million · Oct 27, 2026
- [OrthoIQ, Inc.](https://specstream.ai/data/form-d/company/orthoiq-inc-2154488) $1.1 million · Oct 23, 2026
- [LeanBio Therapeutics, Inc.](https://specstream.ai/data/form-d/company/leanbio-therapeutics-inc-2160802) offering · Oct 22, 2026
- [Quiver Holdings Inc.](https://specstream.ai/data/form-d/company/quiver-holdings-inc-2160800) $3 million · Oct 21, 2026
- [Axelyf, Inc.](https://specstream.ai/data/form-d/company/axelyf-inc-2078406) $2.6 million · Oct 13, 2026
- [BIOVENTRIX, INC.](https://specstream.ai/data/form-d/company/bioventrix-inc-1283259) $1.2 million · Oct 8, 2026
- [Opus KSD, Inc.](https://specstream.ai/data/form-d/company/opus-ksd-inc-1668934) $680,801 · Oct 1, 2026
- [Xact Bio, Inc.](https://specstream.ai/data/form-d/company/xact-bio-inc-2157427) $10 million · Sep 28, 2026
- [Way Biosolutions, Inc.](https://specstream.ai/data/form-d/company/way-biosolutions-inc-2155613) $2 million · Sep 25, 2026
- [AutoIVF, Inc.](https://specstream.ai/data/form-d/company/autoivf-inc-1807161) $1.5 million · Sep 25, 2026
- [Typewriter Therapeutics, Inc.](https://specstream.ai/data/form-d/company/typewriter-therapeutics-inc-2156390) $56.3 million · Sep 21, 2026

[Every Form D from the week of Sep 28, 2020](https://specstream.ai/data/form-d/week/2020-09-28) · [All recent filings in Massachusetts](https://specstream.ai/data/form-d/state/massachusetts) · [All recent Biotechnology filings](https://specstream.ai/data/form-d/industry/biotechnology)

Read from SEC EDGAR. Amount sold is what Tetragenetics Inc reported on the day it filed; on an offering that is still open, a later amendment can raise it. Free to reuse with credit to SpecStream under [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/).