# Threat Stack, Inc.: Form D filings

Threat Stack, Inc., a technology company in Boston, MA, filed 7 Form D notices with the SEC between 2013 and 2017. The latest, on September 20, 2017, reports $32.5 million sold of a $37.5 million offering to 7 investors.

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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 Other Technology](https://specstream.ai/data/form-d/industry/other-technology): 8,166 rows, by operating companies, filed since November 1, 2024, $161.66, or the new rows each week for $19.25 a month. Buy: https://specstream.ai/data/form-d/industry/other-technology

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## Company details from the filing

- Address: 55 SUMMER STREET, Boston, MA, 02110
- Phone: (508) 345-5798
- Industry: Other Technology
- Entity type: Corporation
- Incorporated in: Delaware
- Year incorporated: 2012
- Revenue range: Decline to Disclose
- Exemptions claimed: Rule 506(b)
- SEC identifier (CIK): 1585081

## Form D filings

| Filed | Type | Offering | Sold | Remaining | Investors | First sale | Filing |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Sep 20, 2017 | New notice | $37,500,000 | $32,500,000 | $5,000,000 | 7 | Sep 8, 2017 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1585081/000158508117000002/0001585081-17-000002-index.htm) |
| Apr 15, 2016 | New notice | $15,367,290 | $15,367,290 | $0 | 6 | Apr 11, 2016 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1585081/000158508116000003/0001585081-16-000003-index.htm) |
| Aug 6, 2015 | Amendment | $7,909,998 | $7,909,998 | $0 | 3 | Nov 25, 2014 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1585081/000158508115000001/0001585081-15-000001-index.htm) |
| Dec 10, 2014 | New notice | $5,000,000 | $5,000,000 | $0 | 2 | Nov 25, 2014 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1585081/000158508114000002/0001585081-14-000002-index.htm) |
| Apr 16, 2014 | New notice | $2,781,496 | $2,671,497 | $109,999 | 4 | Apr 1, 2014 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1585081/000158508114000001/0001585081-14-000001-index.htm) |
| Nov 13, 2013 | Amendment | $1,302,984 | $1,302,984 | $0 | 5 | Aug 26, 2013 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1585081/000146137313000045/0001461373-13-000045-index.htm) |
| Aug 28, 2013 | New notice | $1,102,986 | $1,102,986 | $0 | 3 | Aug 26, 2013 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1585081/000146137313000035/0001461373-13-000035-index.htm) |

## Executive officers and directors named in the filing

| Name | Role | Note in the filing |
| --- | --- | --- |
| Jeff M. Fagnan | Director |  |
| Maria M. Cirino | Director |  |
| Ariel M. Tseitlin | Director |  |
| Jennifer M. Andre | Director |  |
| Brian M. Ahern | Executive Officer, Director |  |
| Gaurav M. Tuli | Director |  |
| Kevin M. Durkin | Executive Officer |  |

## Other technology companies in Massachusetts that filed recently

- [Flip Flow HQ Inc](https://specstream.ai/data/form-d/company/flip-flow-hq-inc-2164093) $71,000 · Nov 9, 2026
- [Accelerate, LLC](https://specstream.ai/data/form-d/company/accelerate-llc-2159235) $25,000 · Nov 9, 2026
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- [Multikor.ai, Inc.](https://specstream.ai/data/form-d/company/multikor-ai-inc-2100580) $137,500 · Nov 6, 2026
- [Infinite Cooling Inc.](https://specstream.ai/data/form-d/company/infinite-cooling-inc-1778614) $6.9 million · Nov 6, 2026
- [Sanaren, Inc.](https://specstream.ai/data/form-d/company/sanaren-inc-2163753) $100,000 · Nov 5, 2026

[Every Form D from the week of Sep 18, 2017](https://specstream.ai/data/form-d/week/2017-09-18) · [All recent filings in Massachusetts](https://specstream.ai/data/form-d/state/massachusetts) · [All recent Other Technology filings](https://specstream.ai/data/form-d/industry/other-technology)

Read from SEC EDGAR. Amount sold is what Threat Stack, 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/).