MADISON DEARBORN PARTNERS LLC SEC EDGAR Filings (CIK 0001181100)

SEC EDGAR filings, ownership reports, and insider transactions for MADISON DEARBORN PARTNERS LLC.

Business address
70 West Madison Street, Suite 4600, Chicago, IL, 60602
Top holdings (ownership)
OPCH
State of incorporation
DE
Fiscal year end
31 December
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MADISON DEARBORN PARTNERS LLC has filed 128 SEC EDGAR filings since 09 Jul 2002

Latest Filings

Recent SEC filings for MADISON DEARBORN PARTNERS LLC including 13F-HR, SC 13D/A, 4 and more.

Form type Document Filing Description Filing date Reporting date File number(s)
13F-HR Open 13F-HR document View SEC filing for 13F-HR 10 Nov 2025 30 Sep 2025 028-17517
13F-HR Open 13F-HR document View SEC filing for 13F-HR 12 Aug 2025 30 Jun 2025 028-17517
13F-HR Open 13F-HR document View SEC filing for 13F-HR 06 May 2025 31 Mar 2025 028-17517
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Feb 2025 31 Dec 2024 028-17517
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 20 Dec 2021
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 20 Dec 2021 17 Dec 2021 001-11993
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 15 Nov 2021 10 Nov 2021 001-11993
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 13 Sep 2021
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 10 Sep 2021 09 Sep 2021 001-11993
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 06 Aug 2021 05 Aug 2021 001-11993
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 06 Aug 2021
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021 001-11993
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SCHEDULE 13D/A 14 Jun 2021
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 19 Mar 2021 17 Mar 2021 001-11993
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 19 Mar 2021
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 16 Feb 2021
4 Open 4 document View SEC filing for 4 4 12 Feb 2021 10 Feb 2021 001-11993
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 12 Feb 2021
4 Open 4 document View SEC filing for 4 4 29 Dec 2020 24 Dec 2020 001-11993
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 29 Dec 2020
4 Open 4 document View SEC filing for 4 4 16 Dec 2020 14 Dec 2020 001-11993
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 16 Dec 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Dec 2020 30 Nov 2020 001-38504
4 Open 4 document View SEC filing for 4 4 20 Aug 2020 20 Aug 2020 001-11993
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 20 Aug 2020
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 27 Jul 2020
4 Open 4 document View SEC filing for 4 4 24 Jul 2020 24 Jul 2020 001-11993
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 23 Apr 2020 21 Apr 2020 001-38504
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 06 Feb 2020
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 11 Dec 2019 09 Dec 2019 001-38504
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Aug 2019 15 Aug 2019 001-38504
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 07 Aug 2019 06 Aug 2019 001-11993
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 07 Aug 2019
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 08 Apr 2019 08 Apr 2019 001-38504
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 13 Feb 2019
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 25 Sep 2018 25 Sep 2018 001-38504
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 22 May 2018 22 May 2018 001-38504
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 24 Nov 2017 21 Nov 2017 001-36673
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2017 30 Sep 2017 028-17517
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2017 30 Jun 2017 028-17517
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2017 31 Mar 2017 028-17517
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2017 31 Dec 2016 028-17517
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2016 30 Sep 2016 028-17517
4 Open 4 document View SEC filing for 4 FORM 4 17 Aug 2016 15 Aug 2016 001-36673
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Aug 2016 30 Jun 2016 028-17517
4 Open 4 document View SEC filing for 4 FORM 4 25 May 2016 24 May 2016 001-36673
4 Open 4 document View SEC filing for 4 FORM 4 06 Apr 2016 05 Apr 2016 001-36673
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 25 Nov 2015 25 Nov 2015 001-36673
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 Nov 2015 16 Nov 2015 001-36673
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 Aug 2015 18 Aug 2015 001-35985
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 25 Jun 2015 24 Jun 2015 001-36673
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Jun 2015 09 Jun 2015 001-36673
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 27 May 2015 22 May 2015 001-35985
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Dec 2014 08 Dec 2014 001-35985
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 07 Oct 2014 07 Oct 2014 001-36673
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 01 Oct 2014 01 Oct 2014 001-36673
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Sep 2014 08 Sep 2014 001-35985
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 06 Jun 2014 04 Jun 2014 001-35985
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 30 May 2014 28 May 2014 001-35985
4 Open 4 document View SEC filing for 4 4 13 Mar 2014 27 Feb 2014 001-35805
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Mar 2014 12 Mar 2014 001-35985
4 Open 4 document View SEC filing for 4 4 05 Mar 2014 03 Mar 2014 001-35805
4 Open 4 document View SEC filing for 4 FORM 4 20 Dec 2013 18 Dec 2013 001-35985
4 Open 4 document View SEC filing for 4 FORM 4 21 Nov 2013 19 Nov 2013 001-35985
4 Open 4 document View SEC filing for 4 4 14 Nov 2013 14 Nov 2013 001-35805
4 Open 4 document View SEC filing for 4 4 31 Jul 2013 30 Jul 2013 001-35805
3 Open 3 document View SEC filing for 3 FORM 3 27 Jun 2013 26 Jun 2013 001-35985
3 Open 3 document View SEC filing for 3 FORM 3 26 Jun 2013 26 Jun 2013 000-21796
4 Open 4 document View SEC filing for 4 4 28 Feb 2013 26 Feb 2013 001-35805
3 Open 3 document View SEC filing for 3 3 05 Feb 2013 05 Feb 2013 001-35805
3 Open 3 document View SEC filing for 3 FORM 3 06 Apr 2010 28 Mar 2010 001-33527

About this filer

MADISON DEARBORN PARTNERS LLC files with the SEC under CIK 0001181100. 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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