David C. Duffy SEC EDGAR Filings (CIK 0001724566)

SEC EDGAR filings, ownership reports, and insider transactions for David C. Duffy.

Business address
C/O Quanterix Corporation, 113 Hartwell Avenuele, Lexington, MA, 02421
Top holdings (ownership)
QTRX
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David C. Duffy has filed 43 SEC EDGAR filings since 06 Dec 2017

Latest Filings

Recent SEC filings for David C. Duffy including 4, 3.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Mar 2022 23 Mar 2022 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Feb 2022 04 Feb 2022 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 31 Jan 2022 31 Jan 2022 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Jan 2022 03 Jan 2022 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 Dec 2021 29 Dec 2021 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Nov 2021 19 Nov 2021 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Oct 2021 15 Oct 2021 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Oct 2021 22 Sep 2021 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Aug 2021 20 Aug 2021 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Jul 2021 14 Jul 2021 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Jun 2021 23 Jun 2021 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jun 2021 28 May 2021 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Apr 2021 15 Apr 2021 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Mar 2021 19 Mar 2021 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Feb 2021 11 Feb 2021 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Feb 2021 08 Feb 2021 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Jan 2021 22 Jan 2021 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Dec 2020 18 Dec 2020 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Nov 2020 12 Nov 2020 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Oct 2020 16 Oct 2020 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Sep 2020 17 Sep 2020 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Aug 2020 19 Aug 2020 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Jul 2020 13 Jul 2020 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Jun 2020 16 Jun 2020 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 May 2020 08 May 2020 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Apr 2020 15 Apr 2020 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Mar 2020 19 Mar 2020 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Feb 2020 18 Feb 2020 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 Feb 2020 11 Feb 2020 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jan 2020 18 Dec 2019 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Dec 2019 18 Dec 2019 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Dec 2019 16 Dec 2019 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Nov 2019 18 Nov 2019 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Oct 2019 21 Oct 2019 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Sep 2019 16 Sep 2019 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Aug 2019 19 Aug 2019 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Jul 2019 15 Jul 2019 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jun 2019 17 Jun 2019 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 May 2019 13 May 2019 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Mar 2019 17 Mar 2019 001-38319
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 31 Oct 2018 31 Oct 2018 001-38319
4 Open 4 document View SEC filing for 4 4 14 May 2018 10 May 2018 001-38319
3 Open 3 document View SEC filing for 3 3 06 Dec 2017 06 Dec 2017 001-38319

About this filer

David C. Duffy files with the SEC under CIK 0001724566. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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