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.

Filer Snapshot

John D. Quisel SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001586788.

Entity Type

Individual

Total Filings

Latest Filing

17 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 17 Feb 2026 for CIK 0001586788.

View Source Filing

Business address: 128 Sidney Street, Cambridge, MA, 02139
Top holdings (ownership): IRON

Quick Takeaways

John D. Quisel is an SEC filer tracked under CIK 0001586788.
72 filings are listed on this profile.
Common form coverage includes 4, 144, 3.

What Changed

Latest filing: 4 filed on 17 Feb 2026.
Report period: 17 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 17 Feb 2026 for CIK 0001586788.

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 D. Quisel.

Latest source-backed update: 4 filed 17 Feb 2026
Why come back: Revisit after a new SEC filing appears to compare the updated record with prior filings.

Latest filing on record: 4 filed 17 Feb 2026.
Save this filer if you want a stable place to return after the next filing cycle.
Open the latest filing table or ownership context to verify what changed.

Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.

Jump to save and follow actions Open latest filings table

Latest update

What changed recently for John D. Quisel

Ownership report updated

Latest ownership report period: 17 Feb 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

17 Feb 2026

Page type

Ownership filings

Latest period

17 Feb 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 17 Feb 2026.

Open ownership filings Browse recent public updates

Filer Overview

John D. Quisel has filed 72 SEC EDGAR filings since 18 Sep 2013. Common forms include 4, 144, 3.

Reporting owner transactions Latest 13F filings

Latest Filings

Recent SEC filings for John D. Quisel with direct links to document and filing folders.

4 File 001-39438

4

Filing date: 17 Feb 2026
Reporting date: 17 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 17 Feb 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 11 Feb 2026
Reporting date: 10 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 19 Dec 2025
Reporting date: 19 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 15 Dec 2025
Reporting date: 11 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 11 Dec 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 11 Sep 2025
Reporting date: 09 Sep 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 11 Jul 2025
Reporting date: 09 Jul 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 09 Jul 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 08 Jul 2025
Reporting date: 03 Jul 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 03 Jul 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38796

FORM 4

Filing date: 26 Jun 2025
Reporting date: 25 Jun 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 08 Apr 2025
Reporting date: 07 Apr 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 20 Feb 2025
Reporting date: 18 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 12 Feb 2025
Reporting date: 10 Feb 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 02 Jan 2025
Reporting date: 30 Dec 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 30 Dec 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 26 Dec 2024
Reporting date: 23 Dec 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 23 Dec 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 18 Dec 2024
Reporting date: 16 Dec 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

144

144 filing

Filing date: 16 Dec 2024
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 10 Jul 2024
Reporting date: 08 Jul 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38796

FORM 4

Filing date: 06 Jun 2024
Reporting date: 06 Jun 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 01 Mar 2024
Reporting date: 10 Jan 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

4

Filing date: 03 Jan 2024
Reporting date: 29 Dec 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38796

FORM 4

Filing date: 29 Nov 2023
Reporting date: 28 Nov 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-38796

FORM 3

Filing date: 29 Nov 2023
Reporting date: 28 Nov 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-39438

FORM 4 SUBMISSION

Filing date: 03 Jan 2023
Reporting date: 29 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-39438

FORM 3 SUBMISSION

Filing date: 03 Jan 2023
Reporting date: 29 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 03 Jan 2020
Reporting date: 02 Jan 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 10 Sep 2019
Reporting date: 10 Sep 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 11 Jul 2019
Reporting date: 09 Jul 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 11 Apr 2019
Reporting date: 09 Apr 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 29 Jan 2019
Reporting date: 25 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 04 Jan 2019
Reporting date: 02 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 11 May 2018
Reporting date: 10 May 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 04 Apr 2018
Reporting date: 03 Apr 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 05 Mar 2018
Reporting date: 01 Mar 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 04 Jan 2018
Reporting date: 02 Jan 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 14 Sep 2017
Reporting date: 12 Sep 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 14 Mar 2017
Reporting date: 02 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 06 Jan 2017
Reporting date: 04 Jan 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 23 Sep 2016
Reporting date: 21 Sep 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 13 Sep 2016
Reporting date: 12 Sep 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 07 Mar 2016
Reporting date: 03 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

4

Filing date: 16 Sep 2015
Reporting date: 14 Sep 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 11 Sep 2015
Reporting date: 09 Sep 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 17 Aug 2015
Reporting date: 14 Aug 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

4

Filing date: 03 Aug 2015
Reporting date: 30 Jul 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 16 Jul 2015
Reporting date: 14 Jul 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 18 Jun 2015
Reporting date: 17 Jun 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 16 Jun 2015
Reporting date: 15 Jun 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 18 May 2015
Reporting date: 14 May 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 17 Mar 2015
Reporting date: 13 Mar 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 06 Mar 2015
Reporting date: 04 Mar 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 16 Jan 2015
Reporting date: 14 Jan 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 09 Jan 2015
Reporting date: 08 Jan 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 19 Dec 2014
Reporting date: 17 Dec 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 16 Dec 2014
Reporting date: 12 Dec 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 18 Nov 2014
Reporting date: 14 Nov 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 14 Nov 2014
Reporting date: 12 Nov 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 16 Oct 2014
Reporting date: 14 Oct 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 01 Oct 2014
Reporting date: 30 Sep 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 12 Sep 2014
Reporting date: 12 Sep 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 15 Aug 2014
Reporting date: 14 Aug 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 16 Jul 2014
Reporting date: 14 Jul 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 02 Jul 2014
Reporting date: 01 Jul 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 17 Jun 2014
Reporting date: 13 Jun 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 21 May 2014
Reporting date: 19 May 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 24 Apr 2014
Reporting date: 22 Apr 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-36065

FORM 4 -

Filing date: 09 Dec 2013
Reporting date: 05 Dec 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-36065

FORM 3 -

Filing date: 18 Sep 2013
Reporting date: 18 Sep 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

About this filer

John D. Quisel files with the SEC under CIK 0001586788. 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.