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

Michael D. Sieger SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001630173.

Entity Type

Individual

Total Filings

Latest Filing

18 May 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 18 May 2026 for CIK 0001630173.

View Source Filing

Business address: C/O The Progressive Corporation, 6300 Wilson Mills Road, Mayfield Village, OH, 44143
Top holdings (ownership): PGR and RBA

Key facts

Michael D. Sieger is an SEC filer tracked under CIK 0001630173.
94 filings are listed on this profile.
Common form coverage includes 4, 3, 4/A.

Change

Latest filing: 4 filed on 18 May 2026.
Report period: 15 May 2026.

Research use

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.

Evidence

Source: SEC Forms 3/4/5

4 filed on 18 May 2026 for CIK 0001630173.

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 Michael D. Sieger.

Latest source-backed update: 4 filed 18 May 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 18 May 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 Michael D. Sieger

Ownership report updated

Latest ownership report period: 15 May 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

18 May 2026

Page type

Ownership filings

Latest period

15 May 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 18 May 2026.

Open ownership filings Browse recent public updates

Filer Overview

Michael D. Sieger has filed 94 SEC EDGAR filings since 14 Jan 2015. Common forms include 4, 3, 4/A.

Michael D. Sieger SEC filings Michael D. Sieger owner filings

Latest Filings

Recent SEC filings for Michael D. Sieger with direct links to document and filing folders.

4 File 001-13425

4

Filing date: 18 May 2026
Reporting date: 15 May 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

4

Filing date: 04 May 2026
Reporting date: 30 Apr 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

4

Filing date: 04 Mar 2026
Reporting date: 02 Mar 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

4

Filing date: 18 Dec 2025
Reporting date: 17 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

4

Filing date: 19 Sep 2025
Reporting date: 18 Sep 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

4

Filing date: 24 Jun 2025
Reporting date: 20 Jun 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

4

Filing date: 16 May 2025
Reporting date: 15 May 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

4

Filing date: 07 May 2025
Reporting date: 05 May 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

4

Filing date: 05 Mar 2025
Reporting date: 03 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

4

Filing date: 20 Dec 2024
Reporting date: 18 Dec 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

4

Filing date: 20 Sep 2024
Reporting date: 18 Sep 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

4

Filing date: 14 Aug 2024
Reporting date: 12 Aug 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

4

Filing date: 24 Jun 2024
Reporting date: 20 Jun 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

4

Filing date: 16 May 2024
Reporting date: 15 May 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

4

Filing date: 14 May 2024
Reporting date: 13 May 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

FORM 4 SUBMISSION

Filing date: 06 Mar 2024
Reporting date: 04 Mar 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

FORM 4 SUBMISSION

Filing date: 05 Mar 2024
Reporting date: 01 Mar 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

FORM 4 SUBMISSION

Filing date: 26 Dec 2023
Reporting date: 21 Dec 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

FORM 4 SUBMISSION

Filing date: 15 Nov 2023
Reporting date: 14 Nov 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

FORM 4 SUBMISSION

Filing date: 15 Sep 2023
Reporting date: 13 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

FORM 4 SUBMISSION

Filing date: 15 Aug 2023
Reporting date: 14 Aug 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

FORM 4 SUBMISSION

Filing date: 11 Aug 2023
Reporting date: 10 Aug 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

FORM 4 SUBMISSION

Filing date: 08 Aug 2023
Reporting date: 08 Aug 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

FORM 4 SUBMISSION

Filing date: 21 Jun 2023
Reporting date: 20 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-13425

FORM 4 SUBMISSION

Filing date: 16 May 2023
Reporting date: 15 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-13425

OWNERSHIP DOCUMENT

Filing date: 30 Mar 2023
Reporting date: 20 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38580

4

Filing date: 21 Mar 2023
Reporting date: 20 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38580

FORM 4 SUBMISSION

Filing date: 16 Jun 2022
Reporting date: 15 Jun 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-38580

FORM 3 SUBMISSION

Filing date: 16 Jun 2022
Reporting date: 15 Jun 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 04 Jan 2022
Reporting date: 01 Jan 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 30 Dec 2021
Reporting date: 29 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 20 Dec 2021
Reporting date: 22 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 19 Oct 2021
Reporting date: 15 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 19 Jul 2021
Reporting date: 15 Jul 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 29 Jun 2021
Reporting date: 25 Jun 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 19 Apr 2021
Reporting date: 15 Apr 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 23 Mar 2021
Reporting date: 20 Mar 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 19 Jan 2021
Reporting date: 15 Jan 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 07 Jan 2021
Reporting date: 05 Jan 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 05 Jan 2021
Reporting date: 01 Jan 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 16 Dec 2020
Reporting date: 15 Dec 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 17 Nov 2020
Reporting date: 13 Nov 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 19 Oct 2020
Reporting date: 15 Oct 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 16 Sep 2020
Reporting date: 15 Sep 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 18 Aug 2020
Reporting date: 14 Aug 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 22 Jul 2020
Reporting date: 21 Jul 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 21 Jul 2020
Reporting date: 20 Jul 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 17 Jul 2020
Reporting date: 22 Jun 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 01 Jul 2020
Reporting date: 29 Jun 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 17 Apr 2020
Reporting date: 15 Apr 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 25 Mar 2020
Reporting date: 23 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 16 Jan 2020
Reporting date: 15 Jan 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 07 Jan 2020
Reporting date: 03 Jan 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A File 001-09518

PRIMARY DOCUMENT

Filing date: 07 Jan 2020
Reporting date: 25 Jul 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 03 Jan 2020
Reporting date: 01 Jan 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 17 Oct 2019
Reporting date: 15 Oct 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 26 Jul 2019
Reporting date: 25 Jul 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 18 Jul 2019
Reporting date: 17 Jul 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 17 Jul 2019
Reporting date: 15 Jul 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 22 May 2019
Reporting date: 21 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 03 May 2019
Reporting date: 01 May 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 16 Apr 2019
Reporting date: 15 Apr 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 19 Mar 2019
Reporting date: 16 Mar 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 05 Mar 2019
Reporting date: 01 Mar 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 12 Feb 2019
Reporting date: 11 Feb 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 03 Jan 2019
Reporting date: 01 Jan 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 18 Jul 2018
Reporting date: 17 Jul 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 03 May 2018
Reporting date: 01 May 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 20 Mar 2018
Reporting date: 16 Mar 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 20 Feb 2018
Reporting date: 16 Feb 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 13 Feb 2018
Reporting date: 09 Feb 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 03 Jan 2018
Reporting date: 01 Jan 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 20 Jul 2017
Reporting date: 18 Jul 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 20 Jun 2017
Reporting date: 16 Jun 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 02 May 2017
Reporting date: 01 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 28 Mar 2017
Reporting date: 21 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 14 Feb 2017
Reporting date: 10 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 04 Jan 2017
Reporting date: 01 Jan 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 02 Sep 2016
Reporting date: 01 Sep 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 08 Aug 2016
Reporting date: 04 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 26 Jul 2016
Reporting date: 22 Jul 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 18 Jul 2016
Reporting date: 14 Jul 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 02 Jun 2016
Reporting date: 01 Jun 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 24 Mar 2016
Reporting date: 22 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 16 Feb 2016
Reporting date: 12 Feb 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 14 Jan 2016
Reporting date: 13 Jan 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 05 Jan 2016
Reporting date: 10 Feb 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 18 Dec 2015
Reporting date: 16 Dec 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 21 Jul 2015
Reporting date: 17 Jul 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 04 Jun 2015
Reporting date: 03 Jun 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 26 Mar 2015
Reporting date: 24 Mar 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 18 Feb 2015
Reporting date: 13 Feb 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-09518

PRIMARY DOCUMENT

Filing date: 27 Jan 2015
Reporting date: 14 Jan 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

3 File 001-09518

PRIMARY DOCUMENT

Filing date: 14 Jan 2015
Reporting date: 05 Jan 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

About this filer

Michael D. Sieger files with the SEC under CIK 0001630173. 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.