Steven R. Mitchell SEC EDGAR Filings (CIK 0001610279)

SEC EDGAR filings, ownership reports, and insider transactions for Steven R. Mitchell.

Business address
C/O Aspen Aerogels, Inc., 30 Forbes Road, Building B, Northborough, MA, 01532
Top holdings (ownership)
ALKT, ASPN, and STEP
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Steven R. Mitchell has filed 51 SEC EDGAR filings since 12 Jun 2014

Latest Filings

Recent SEC filings for Steven R. Mitchell including 4, 4/A, 144 and more.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 FORM 4 25 Feb 2026 23 Feb 2026 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 07 Jan 2026 05 Jan 2026 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2025 05 Oct 2025 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 08 Jul 2025 05 Jul 2025 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 16 May 2025 14 May 2025 001-40321
4 Open 4 document View SEC filing for 4 4 01 May 2025 30 Apr 2025 001-36481
4 Open 4 document View SEC filing for 4 FORM 4 07 Apr 2025 05 Apr 2025 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 07 Jan 2025 05 Jan 2025 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 08 Oct 2024 05 Oct 2024 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 09 Jul 2024 05 Jul 2024 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 12 Jun 2024 11 Jun 2024 001-39510
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 12 Jun 2024 27 Sep 2021 001-39510
144 Open 144 document View SEC filing for 144 11 Jun 2024
4 Open 4 document View SEC filing for 4 4 31 May 2024 30 May 2024 001-36481
4 Open 4 document View SEC filing for 4 FORM 4 17 May 2024 15 May 2024 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 08 Apr 2024 05 Apr 2024 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 09 Jan 2024 05 Jan 2024 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 06 Oct 2023 05 Oct 2023 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Sep 2023 07 Sep 2023 001-36481
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Sep 2023 05 Sep 2023 001-36481
4 Open 4 document View SEC filing for 4 FORM 4 31 Jul 2023 28 Jul 2023 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 07 Jul 2023 05 Jul 2023 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Jun 2023 01 Jun 2023 001-36481
4 Open 4 document View SEC filing for 4 FORM 4 19 May 2023 17 May 2023 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 07 Apr 2023 05 Apr 2023 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 09 Jan 2023 05 Jan 2023 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2022 05 Oct 2022 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 06 Jul 2022 05 Jul 2022 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Jun 2022 02 Jun 2022 001-36481
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2022 18 May 2022 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 07 Apr 2022 05 Apr 2022 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 07 Jan 2022 05 Jan 2022 001-40321
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Nov 2021 18 Nov 2021 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 29 Sep 2021 27 Sep 2021 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 29 Jul 2021 28 Jul 2021 001-40321
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Jun 2021 01 Jun 2021 001-36481
4 Open 4 document View SEC filing for 4 FORM 4 16 Apr 2021 16 Apr 2021 001-40321
3 Open 3 document View SEC filing for 3 FORM 3 13 Apr 2021 13 Apr 2021 001-40321
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Mar 2021 23 Mar 2021 001-39510
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Sep 2020 18 Sep 2020 001-39510
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 21 Sep 2020 18 Sep 2020 001-39510
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Jun 2020 18 Jun 2020 001-36481
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 21 Jun 2019 19 Jun 2019 001-36481
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Jun 2018 20 Jun 2018 001-36481
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Jun 2017 14 Jun 2017 001-36481
3/A Open 3/A document View SEC filing for 3/A PRIMARY DOCUMENT 23 Mar 2017 30 Aug 2013 001-35779
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 28 Jun 2016 24 Jun 2016 001-36481
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 18 Jun 2015 17 Jun 2015 001-36481
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Jun 2014 12 Jun 2014 001-36481
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 12 Jun 2014 12 Jun 2014 001-36481

About this filer

Steven R. Mitchell files with the SEC under CIK 0001610279. 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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