Stockbridge Partners LLC

Entity
Company
Business address
200 Clarendon Street, 35 Th Floor, 02116 Boston, MA
Phone
617 227-0050
State of incorporation
DE
Fiscal year end
December 31
Signature 13F
Sharlyn C. Musslewhite - Managing Director
All SEC filings
View on sec.gov
Stockbridge Partners LLC has filed 132 SEC EDGAR filings since 11/8/2010

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
144 Open Document Open Filing Sep 12, 2025
N-PX Open Document Open Filing Aug 29, 2025 Jun 30, 2025 028-14383
13F-HR Open Document Open Filing Aug 14, 2025 Jun 30, 2025 028-14383
144 Open Document Open Filing Jun 10, 2025
13F-HR Open Document Open Filing May 15, 2025 Mar 31, 2025 028-14383
144 Open Document Open Filing Mar 6, 2025
13F-HR Open Document Open Filing Feb 14, 2025 Dec 31, 2024 028-14383
144 Open Document Open Filing Dec 12, 2024
13F-HR Open Document Open Filing Nov 14, 2024 Sep 30, 2024 028-14383
N-PX Open Document Open Filing Aug 30, 2024 Jun 30, 2024 028-14383
13F-HR Open Document Open Filing Aug 14, 2024 Jun 30, 2024 028-14383
144 Open Document Open Filing Jun 7, 2024
13F-HR Open Document Open Filing May 15, 2024 Mar 31, 2024 028-14383
144 Open Document Open Filing Feb 28, 2024
144 Open Document Open Filing Feb 27, 2024
13F-HR Open Document Open Filing Feb 14, 2024 Dec 31, 2023 028-14383
144 Open Document Open Filing Dec 12, 2023
13F-HR Open Document Open Filing Nov 14, 2023 Sep 30, 2023 028-14383
144 Open Document Open Filing Sep 5, 2023
144 Open Document Open Filing Sep 5, 2023
144 Open Document Open Filing Aug 30, 2023
144 Open Document Open Filing Aug 23, 2023
13F-HR Open Document Open Filing Aug 14, 2023 Jun 30, 2023 028-14383
13F-HR Open Document Open Filing May 15, 2023 Mar 31, 2023 028-14383
13F-HR Open Document Open Filing Feb 14, 2023 Dec 31, 2022 028-14383
13F-HR Open Document Open Filing Nov 14, 2022 Sep 30, 2022 028-14383
13F-HR Open Document Open Filing Aug 15, 2022 Jun 30, 2022 028-14383
13F-HR Open Document Open Filing May 13, 2022 Mar 31, 2022 028-14383
13F-HR Open Document Open Filing Feb 14, 2022 Dec 31, 2021 028-14383
4 Open Document Open Filing Dec 16, 2021 Dec 14, 2021 001-36557
13F-HR Open Document Open Filing Nov 15, 2021 Sep 30, 2021 028-14383
4 Open Document Open Filing Nov 15, 2021 Nov 11, 2021 001-36557
4 Open Document Open Filing Sep 16, 2021 Sep 14, 2021 001-36557
13F-HR Open Document Open Filing Aug 16, 2021 Jun 30, 2021 028-14383
13F-HR Open Document Open Filing May 17, 2021 Mar 31, 2021 028-14383
13F-HR/A Open Document Open Filing Apr 2, 2021 Dec 31, 2020 028-14383
4 Open Document Open Filing Mar 12, 2021 Mar 10, 2021 001-36557
4 Open Document Open Filing Feb 22, 2021 Feb 18, 2021 001-36557
13F-HR Open Document Open Filing Feb 16, 2021 Dec 31, 2020 028-14383
4 Open Document Open Filing Dec 14, 2020 Dec 10, 2020 001-36557
4 Open Document Open Filing Nov 18, 2020 Nov 16, 2020 001-36557
13F-HR Open Document Open Filing Nov 16, 2020 Sep 30, 2020 028-14383
4 Open Document Open Filing Nov 13, 2020 Nov 11, 2020 001-36557
13F-HR Open Document Open Filing Aug 14, 2020 Jun 30, 2020 028-14383
4 Open Document Open Filing Jun 15, 2020 Jun 11, 2020 001-36557
13F-HR Open Document Open Filing May 15, 2020 Mar 31, 2020 028-14383
13F-HR Open Document Open Filing Feb 14, 2020 Dec 31, 2019 028-14383
13F-HR Open Document Open Filing Nov 14, 2019 Sep 30, 2019 028-14383
4 Open Document Open Filing Oct 7, 2019 Oct 3, 2019 001-36557
4 Open Document Open Filing Oct 3, 2019 Oct 1, 2019 001-36557
4 Open Document Open Filing Sep 12, 2019 Sep 10, 2019 001-36557
13F-HR Open Document Open Filing Aug 14, 2019 Jun 30, 2019 028-14383
13F-HR Open Document Open Filing May 15, 2019 Mar 31, 2019 028-14383
13F-HR Open Document Open Filing Feb 14, 2019 Dec 31, 2018 028-14383
13F-HR Open Document Open Filing Nov 14, 2018 Sep 30, 2018 028-14383
4 Open Document Open Filing Aug 29, 2018 Aug 28, 2018 001-36557
13F-HR Open Document Open Filing Aug 14, 2018 Jun 30, 2018 028-14383
13F-HR Open Document Open Filing May 15, 2018 Mar 31, 2018 028-14383
13F-HR Open Document Open Filing Feb 14, 2018 Dec 31, 2017 028-14383
13F-HR Open Document Open Filing Nov 14, 2017 Sep 30, 2017 028-14383
13F-HR Open Document Open Filing Aug 14, 2017 Jun 30, 2017 028-14383
4 Open Document Open Filing BERKSHIRE/WMS Aug 7, 2017 Aug 3, 2017 001-36557
3 Open Document Open Filing BERKSHIRE/WMS Aug 7, 2017 Aug 3, 2017 001-36557
13F-HR Open Document Open Filing May 15, 2017 Mar 31, 2017 028-14383
13F-HR Open Document Open Filing Feb 14, 2017 Dec 31, 2016 028-14383
SC 13G/A Open Document Open Filing Feb 14, 2017
SC 13G/A Open Document Open Filing Feb 14, 2017
13F-HR Open Document Open Filing Nov 14, 2016 Sep 30, 2016 028-14383
13F-HR Open Document Open Filing Aug 15, 2016 Jun 30, 2016 028-14383
4 Open Document Open Filing BERKSHIRE/MFRM Jun 10, 2016 May 31, 2016 001-35354
13F-HR Open Document Open Filing May 16, 2016 Mar 31, 2016 028-14383
4 Open Document Open Filing BERKSHIRE/MFRM Apr 27, 2016 Apr 25, 2016 001-35354
4 Open Document Open Filing BERKSHIRE/MFRM Apr 13, 2016 Apr 11, 2016 001-35354
4 Open Document Open Filing OWNERSHIP DOCUMENT Apr 7, 2016 Apr 5, 2016 001-35354
4 Open Document Open Filing BERKSHIRE/MFRM Apr 4, 2016 Mar 31, 2016 001-35354
4 Open Document Open Filing OWNERSHIP DOCUMENT Mar 30, 2016 Mar 28, 2016 001-35354
4 Open Document Open Filing BERKSHIRE/MFRM Mar 24, 2016 Mar 22, 2016 001-35354
13F-HR Open Document Open Filing Feb 16, 2016 Dec 31, 2015 028-14383
SC 13G/A Open Document Open Filing SC 13G/A - AMENDMENT NO. 2 FOR LUMBER LIQUIDATORS HOLDINGS, INC. BY STOCKBRIDGE Feb 16, 2016
SC 13G/A Open Document Open Filing SCHEDULE 13G/A FOR REALPAGE, INC. Feb 16, 2016
SC 13G/A Open Document Open Filing SCHEDULE 13G/A FOR ADVANCED DRAINAGE SYSTEMS, INC. Feb 16, 2016
4 Open Document Open Filing FORM 4 SUBMISSION Feb 9, 2016 Feb 5, 2016 001-35354
3 Open Document Open Filing FORM 3 SUBMISSION Feb 9, 2016 Feb 5, 2016 001-35354
13F-HR Open Document Open Filing Nov 16, 2015 Sep 30, 2015 028-14383
SC 13G Open Document Open Filing S13G FOR ADVANCED DRAINAGE SYSTEMS, INC. BY STOCKBRIDGE PARTNERS LLC Aug 27, 2015
13F-HR Open Document Open Filing Aug 14, 2015 Jun 30, 2015 028-14383
13F-HR Open Document Open Filing May 15, 2015 Mar 31, 2015 028-14383
13F-HR Open Document Open Filing Feb 17, 2015 Dec 31, 2014 028-14383
SC 13G/A Open Document Open Filing AMENDMENT 1 TO SCHEDULE 13G FOR REALPAGE, INC. BY STOCKBRIDGE PARTNERS LLC Feb 17, 2015
SC 13G/A Open Document Open Filing SCHEDULE 13G/A - AMENDMENT NO. 2 FOR MATTRESS FIRM HOLDING CORP. BY STOCKBRIDGE Feb 17, 2015
SC 13G/A Open Document Open Filing SC 13G/A - AMENDMENT NO. 1 FOR LUMBER LIQUIDATORS HOLDINGS, INC. BY STOCKBRIDGE Feb 17, 2015
13F-HR Open Document Open Filing Nov 14, 2014 Sep 30, 2014 028-14383
SC 13G Open Document Open Filing SCHEDULE 13G FOR LUMBER LIQUIDATORS HOLDINGS, INC. Oct 9, 2014
13F-HR Open Document Open Filing Aug 14, 2014 Jun 30, 2014 028-14383
13F-HR Open Document Open Filing May 15, 2014 Mar 31, 2014 028-14383
SC 13G Open Document Open Filing SCHEDULE 13G FOR REALPAGE, INC. Mar 21, 2014
13F-HR Open Document Open Filing Feb 14, 2014 Dec 31, 2013 028-14383
SC 13G/A Open Document Open Filing SCHEDULE 13G/A FOR MATTRESS FIRM HOLDING CORP. Feb 14, 2014