Entity Type
Individual
SEC filings, ownership reports, and insider transactions for CIK 0001488604.
Entity Type
Individual
Total Filings
36
Latest Filing
19 Mar 2026
Industry
n/a
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4 filed on 19 Mar 2026 for CIK 0001488604.
4 filed on 19 Mar 2026 for CIK 0001488604.
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A newly filed 4 can change the filing history, ownership context, or next research path for Michael W. Kempner.
Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.
Latest update
Latest ownership report period: 02 Jun 2025. Open the source-backed page to inspect the fresh filing or facts context.
Update date
04 Jun 2025
Page type
Ownership filings
Latest period
02 Jun 2025
Ownership context was refreshed from SEC Forms 3/4/5 filed on 04 Jun 2025.
Michael W. Kempner has filed 36 SEC EDGAR filings since 16 Apr 2010. Common forms include 4, 144, 3, 4/A and more.
Recent SEC filings for Michael W. Kempner 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 | 19 Mar 2026 | 11 Aug 2020 | 001-40751 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 04 Jun 2025 | 02 Jun 2025 | 001-40751 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 05 Jun 2024 | 03 Jun 2024 | 001-40751 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 11 Aug 2023 | 09 Aug 2023 | 001-40751 |
| 144 | Open 144 document | View SEC filing for 144 | 09 Aug 2023 | |||
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 05 Jun 2023 | 01 Jun 2023 | 001-40751 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 09 Mar 2023 | 02 Mar 2023 | 001-40751 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 03 Jun 2022 | 01 Jun 2022 | 001-40751 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 14 Apr 2022 | 14 Apr 2022 | 001-40751 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 03 Jun 2021 | 01 Jun 2021 | 000-11486 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 16 Feb 2021 | 11 Feb 2021 | 000-11486 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 16 Nov 2020 | 11 Nov 2020 | 000-11486 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 04 Jun 2020 | 02 Jun 2020 | 000-11486 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 08 Jan 2019 | 04 Jan 2019 | 000-11486 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 07 Nov 2018 | 06 Nov 2018 | 000-11486 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 17 Jan 2018 | 17 Jan 2018 | 000-11486 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 10 Jan 2018 | 08 Jan 2018 | 000-11486 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 24 Feb 2017 | 22 Feb 2017 | 000-11486 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 14 Nov 2016 | 10 Nov 2016 | 000-11486 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 28 Mar 2016 | 24 Mar 2016 | 000-11486 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 02 Jun 2015 | 29 May 2015 | 000-11486 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 09 Feb 2015 | 05 Feb 2015 | 000-11486 |
| 4 | Open 4 document | View SEC filing for 4 | 01 Jul 2014 | 01 Jul 2014 | 000-11486 | |
| 3 | Open 3 document | View SEC filing for 3 | 01 Jul 2014 | 01 Jul 2014 | 000-11486 | |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 09 Jan 2014 | 07 Jan 2014 | 001-35812 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 Feb 2013 | 14 Mar 2012 | 000-20354 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 13 Feb 2013 | 12 Feb 2013 | 001-35812 |
| 3 | Open 3 document | View SEC filing for 3 | PRIMARY DOCUMENT | 11 Feb 2013 | 11 Feb 2013 | 001-35812 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Feb 2011 | 26 Jan 2011 | 000-20354 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 Jan 2011 | 21 Dec 2010 | 000-20354 |
| 4/A | Open 4/A document | View SEC filing for 4/A | FORM 4/A | 31 Jan 2011 | 22 Dec 2010 | 000-20354 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 29 Dec 2010 | 22 Dec 2010 | 000-20354 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2010 | 23 Apr 2010 | 000-20354 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Apr 2010 | 19 Apr 2010 | 000-20354 |
| 3/A | Open 3/A document | View SEC filing for 3/A | PRIMARY DOCUMENT | 16 Apr 2010 | 24 Mar 2010 | 000-20354 |
| 3 | Open 3 document | View SEC filing for 3 | PRIMARY DOCUMENT | 16 Apr 2010 | 15 Apr 2010 | 000-20354 |
Michael W. Kempner files with the SEC under CIK 0001488604. This page aggregates EDGAR filings and related ownership activity.