Filer Snapshot

John Tseng-Chung Lee SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001414656.

Entity Type

Individual

Total Filings

111

Latest Filing

24 Feb 2026

Industry

n/a

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Go to latest filings table Open reporting owner context
Source: SEC Forms 3/4/5

4 filed on 24 Feb 2026 for CIK 0001414656.

View Source Filing
Business address
2 Tech Drive, Andover, MA, 01810
Top holdings (ownership)
MKSI and CGNX

Quick Takeaways

  • John Tseng-Chung Lee is an SEC filer tracked under CIK 0001414656.
  • 111 filings are listed on this profile.
  • Common form coverage includes 4, 144, 3 and more.

What Changed

  • Latest filing: 4 filed on 24 Feb 2026.
  • Report period: 21 Feb 2026.

Why This Matters

  • You can quote filing dates and form types directly from the SEC record on this page.
  • Use this profile before deeper ownership or insider analysis to confirm filing history context.

Source Evidence

Source: SEC Forms 3/4/5

4 filed on 24 Feb 2026 for CIK 0001414656.

View Source Filing

Return Loop

Why revisit this filer page

A newly filed 4 can change the filing history, ownership context, or next research path for John Tseng-Chung Lee.

Latest source-backed update
4 filed 24 Feb 2026
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Revisit after a new SEC filing appears to compare the updated record with prior filings.
  • Latest filing on record: 4 filed 24 Feb 2026.
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Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.

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Latest update

What changed recently for John Tseng-Chung Lee

Ownership report updated

Latest ownership report period: 21 Feb 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

24 Feb 2026

Page type

Ownership filings

Latest period

21 Feb 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 24 Feb 2026.

Open ownership filings Browse recent public updates

Filer Overview

John Tseng-Chung Lee has filed 111 SEC EDGAR filings since 10 Oct 2007. Common forms include 4, 144, 3, 4/A and more.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for John Tseng-Chung Lee with direct links to document and filing folders.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Feb 2026 21 Feb 2026 001-34218
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Feb 2026 20 Feb 2026 000-23621
144 Open 144 document View SEC filing for 144 20 Feb 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Feb 2026 17 Feb 2026 001-34218
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Feb 2026 17 Feb 2026 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Feb 2026 08 Feb 2026 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Nov 2025 31 Oct 2025 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 May 2025 09 May 2025 001-34218
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Feb 2025 20 Feb 2025 001-34218
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Feb 2025 18 Feb 2025 001-34218
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Feb 2025 18 Feb 2025 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 Feb 2025 10 Feb 2025 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Dec 2024 06 Dec 2024 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 May 2024 09 May 2024 001-34218
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Feb 2024 20 Feb 2024 001-34218
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Feb 2024 15 Feb 2024 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Feb 2024 05 Feb 2024 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Dec 2023 01 Dec 2023 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 May 2023 09 May 2023 001-34218
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Feb 2023 21 Feb 2023 001-34218
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Feb 2023 15 Feb 2023 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Feb 2023 08 Feb 2023 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 May 2022 09 May 2022 001-34218
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 10 May 2022 04 May 2022 001-34218
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 May 2022 29 Apr 2022 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Feb 2022 15 Feb 2022 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Jan 2022 21 Jan 2022 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Feb 2021 16 Feb 2021 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Jan 2021 25 Jan 2021 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Feb 2020 18 Feb 2020 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Jan 2020 27 Jan 2020 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Feb 2019 15 Feb 2019 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 Jan 2019 28 Jan 2019 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 May 2018 09 May 2018 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Feb 2018 20 Feb 2018 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Feb 2018 15 Feb 2018 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Feb 2018 12 Feb 2018 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Nov 2017 13 Nov 2017 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 May 2017 11 May 2017 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Feb 2017 22 Feb 2017 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Feb 2017 15 Feb 2017 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Feb 2017 10 Feb 2017 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 Aug 2016 10 Aug 2016 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jul 2016 05 Jul 2016 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Feb 2016 25 Feb 2016 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Feb 2016 16 Feb 2016 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Feb 2016 10 Feb 2016 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Jan 2016 26 Jan 2016 000-23621
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 28 Jan 2016 30 Jan 2014 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jun 2015 29 May 2015 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 May 2015 14 May 2015 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Feb 2015 25 Feb 2015 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Feb 2015 23 Feb 2015 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Feb 2015 17 Feb 2015 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 Feb 2015 10 Feb 2015 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Dec 2014 28 Nov 2014 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Jun 2014 13 Jun 2014 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Jun 2014 30 May 2014 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Mar 2014 28 Feb 2014 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Feb 2014 24 Feb 2014 000-23621
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 14 Feb 2014 10 Feb 2014 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Feb 2014 10 Feb 2014 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Feb 2014 30 Jan 2014 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Dec 2013 29 Nov 2013 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Jun 2013 31 May 2013 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Mar 2013 14 Mar 2013 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Mar 2013 04 Mar 2013 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Mar 2013 28 Feb 2013 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Feb 2013 25 Feb 2013 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Feb 2013 30 Jan 2013 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Dec 2012 30 Nov 2012 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 Aug 2012 06 Aug 2012 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 Jun 2012 31 May 2012 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Mar 2012 16 Mar 2012 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Mar 2012 09 Mar 2012 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Mar 2012 05 Mar 2012 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Mar 2012 28 Feb 2012 000-23621
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 01 Mar 2012 17 Feb 2011 000-23621
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 27 Feb 2012 27 Feb 2012 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Feb 2012 27 Feb 2012 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Feb 2012 23 Feb 2012 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Dec 2011 30 Nov 2011 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Nov 2011 08 Nov 2011 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Oct 2011 10 Oct 2011 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jun 2011 31 May 2011 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Mar 2011 16 Mar 2011 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Mar 2011 10 Mar 2011 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Mar 2011 08 Mar 2011 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 Mar 2011 04 Mar 2011 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Mar 2011 28 Feb 2011 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Feb 2011 17 Feb 2011 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Dec 2010 30 Nov 2010 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Nov 2010 05 Nov 2010 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Oct 2010 08 Oct 2010 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Apr 2010 26 Apr 2010 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Mar 2010 16 Mar 2010 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Mar 2010 10 Mar 2010 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Mar 2010 04 Mar 2010 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Mar 2010 01 Mar 2010 000-23621
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Feb 2010 11 Feb 2010 000-23621
5 Open 5 document View SEC filing for 5 PRIMARY DOCUMENT 12 Feb 2010 31 Dec 2009 000-23621

About this filer

John Tseng-Chung Lee files with the SEC under CIK 0001414656. This page aggregates EDGAR filings and related ownership activity.

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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