Mark Reinstra SEC EDGAR Filings (CIK 0001835037)

SEC EDGAR filings, ownership reports, and insider transactions for Mark Reinstra.

Business address
970 Park Place, San Mateo, CA, 94403
Top holdings (ownership)
RBLX
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Mark Reinstra has filed 93 SEC EDGAR filings since 02 Mar 2021

Latest Filings

Recent SEC filings for Mark Reinstra including 4, 144, 4/A 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 24 Nov 2025 20 Nov 2025 001-39763
144 Open 144 document View SEC filing for 144 20 Nov 2025
4 Open 4 document View SEC filing for 4 FORM 4 07 Nov 2025 05 Nov 2025 001-39763
144 Open 144 document View SEC filing for 144 05 Nov 2025
4 Open 4 document View SEC filing for 4 FORM 4 30 Sep 2025 30 Sep 2025 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 22 Aug 2025 20 Aug 2025 001-39763
144 Open 144 document View SEC filing for 144 20 Aug 2025
4 Open 4 document View SEC filing for 4 FORM 4 07 Aug 2025 05 Aug 2025 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 18 Jun 2025 16 Jun 2025 001-39763
144 Open 144 document View SEC filing for 144 16 Jun 2025
4 Open 4 document View SEC filing for 4 FORM 4 29 May 2025 27 May 2025 001-39763
144 Open 144 document View SEC filing for 144 27 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 22 May 2025 20 May 2025 001-39763
144 Open 144 document View SEC filing for 144 20 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 11 Mar 2025 07 Mar 2025 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 24 Feb 2025 20 Feb 2025 001-39763
144 Open 144 document View SEC filing for 144 20 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 12 Feb 2025 10 Feb 2025 001-39763
144 Open 144 document View SEC filing for 144 11 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 24 Jan 2025 22 Jan 2025 001-39763
144 Open 144 document View SEC filing for 144 22 Jan 2025
4 Open 4 document View SEC filing for 4 FORM 4 21 Jan 2025 16 Jan 2025 001-39763
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 21 Jan 2025 13 Nov 2024 001-39763
144 Open 144 document View SEC filing for 144 16 Jan 2025
4 Open 4 document View SEC filing for 4 FORM 4 26 Dec 2024 23 Dec 2024 001-39763
144 Open 144 document View SEC filing for 144 23 Dec 2024
4 Open 4 document View SEC filing for 4 FORM 4 13 Dec 2024 11 Dec 2024 001-39763
144 Open 144 document View SEC filing for 144 11 Dec 2024
4 Open 4 document View SEC filing for 4 FORM 4 26 Nov 2024 25 Nov 2024 001-39763
144 Open 144 document View SEC filing for 144 26 Nov 2024
144 Open 144 document View SEC filing for 144 25 Nov 2024
4 Open 4 document View SEC filing for 4 FORM 4 22 Nov 2024 20 Nov 2024 001-39763
144 Open 144 document View SEC filing for 144 20 Nov 2024
4 Open 4 document View SEC filing for 4 FORM 4 15 Nov 2024 13 Nov 2024 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 06 Nov 2024 04 Nov 2024 001-39763
144 Open 144 document View SEC filing for 144 04 Nov 2024
4 Open 4 document View SEC filing for 4 FORM 4 24 Sep 2024 23 Sep 2024 001-39763
144 Open 144 document View SEC filing for 144 23 Sep 2024
4 Open 4 document View SEC filing for 4 FORM 4 22 Aug 2024 20 Aug 2024 001-39763
144 Open 144 document View SEC filing for 144 20 Aug 2024
4 Open 4 document View SEC filing for 4 FORM 4 19 Aug 2024 15 Aug 2024 001-39763
144 Open 144 document View SEC filing for 144 19 Aug 2024
144 Open 144 document View SEC filing for 144 15 Aug 2024
4 Open 4 document View SEC filing for 4 FORM 4 15 Aug 2024 13 Aug 2024 001-39763
144 Open 144 document View SEC filing for 144 13 Aug 2024
4 Open 4 document View SEC filing for 4 FORM 4 23 May 2024 22 May 2024 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 22 May 2024 21 May 2024 001-39763
144 Open 144 document View SEC filing for 144 22 May 2024
144 Open 144 document View SEC filing for 144 21 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 18 Apr 2024 17 Apr 2024 001-39763
144 Open 144 document View SEC filing for 144 17 Apr 2024
4 Open 4 document View SEC filing for 4 FORM 4 21 Mar 2024 20 Mar 2024 001-39763
144 Open 144 document View SEC filing for 144 20 Mar 2024
4 Open 4 document View SEC filing for 4 FORM 4 05 Mar 2024 01 Mar 2024 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 22 Feb 2024 21 Feb 2024 001-39763
144 Open 144 document View SEC filing for 144 21 Feb 2024
144 Open 144 document View SEC filing for 144 21 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 18 Jan 2024 17 Jan 2024 001-39763
144 Open 144 document View SEC filing for 144 17 Jan 2024
4 Open 4 document View SEC filing for 4 FORM 4 26 Dec 2023 26 Dec 2023 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 21 Dec 2023 20 Dec 2023 001-39763
144 Open 144 document View SEC filing for 144 20 Dec 2023
4 Open 4 document View SEC filing for 4 FORM 4 24 Nov 2023 21 Nov 2023 001-39763
144 Open 144 document View SEC filing for 144 21 Nov 2023
144 Open 144 document View SEC filing for 144 21 Nov 2023
4 Open 4 document View SEC filing for 4 FORM 4 20 Oct 2023 18 Oct 2023 001-39763
144 Open 144 document View SEC filing for 144 18 Oct 2023
4 Open 4 document View SEC filing for 4 FORM 4 22 Aug 2023 21 Aug 2023 001-39763
144 Open 144 document View SEC filing for 144 21 Aug 2023
4 Open 4 document View SEC filing for 4 FORM 4 20 Jul 2023 19 Jul 2023 001-39763
144 Open 144 document View SEC filing for 144 19 Jul 2023
4 Open 4 document View SEC filing for 4 FORM 4 22 Jun 2023 21 Jun 2023 001-39763
144 Open 144 document View SEC filing for 144 21 Jun 2023
4 Open 4 document View SEC filing for 4 FORM 4 30 May 2023 26 May 2023 001-39763
144 Open 144 document View SEC filing for 144 26 May 2023
4 Open 4 document View SEC filing for 4 FORM 4 24 May 2023 22 May 2023 001-39763
144 Open 144 document View SEC filing for 144 22 May 2023
4 Open 4 document View SEC filing for 4 FORM 4 14 Apr 2023 13 Apr 2023 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 24 Feb 2023 23 Feb 2023 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 23 Feb 2023 21 Feb 2023 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 23 Nov 2022 21 Nov 2022 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 17 Nov 2022 15 Nov 2022 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 24 Aug 2022 20 May 2022 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 12 Apr 2022 08 Apr 2022 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 08 Feb 2022 10 Mar 2021 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 11 Jan 2022 07 Jan 2022 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 17 Nov 2021 15 Nov 2021 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 15 Nov 2021 11 Nov 2021 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Jun 2021 07 Jun 2021 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Mar 2021 15 Mar 2021 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 12 Mar 2021 10 Mar 2021 001-39763
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Mar 2021 05 Mar 2021 001-39763
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 02 Mar 2021 02 Mar 2021 001-39763

About this filer

Mark Reinstra files with the SEC under CIK 0001835037. 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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