MASON CAPITAL MANAGEMENT LLC
Related Filers (32)
- Babcock & Wilcox Co (17)
- Martino Michael E (17)
- Garschina Kenneth M. (15)
- Clear Channel Outdoor Holdings, Inc. (13)
- INTERNET CAPITAL GROUP INC (9)
- HUBBELL INC (5)
- SAIC, Inc. (4)
- J CREW GROUP INC (4)
- Mason Industrial Sponsor, LLC (4)
- Mason Industrial Technology, Inc. (4)
- TLC VISION CORP (3)
- Fortune Brands Home & Security, Inc. (3)
- Legato Merger Corp. (3)
- PSQ Holdings, Inc. (3)
- GREY GLOBAL GROUP INC (2)
- YORK INTERNATIONAL CORP /DE/ (2)
- TRUMP ENTERTAINMENT RESORTS, INC. (2)
- CYPRESS SEMICONDUCTOR CORP /DE/ (2)
- Data Domain, Inc. (2)
- Cougar Biotechnology, Inc. (2)
- TERRA INDUSTRIES INC (2)
- OSI PHARMACEUTICALS INC (2)
- HEALTH MANAGEMENT ASSOCIATES, INC (2)
- MENS WEARHOUSE INC (2)
- Madison Square Garden Co (2)
- Mason Management LLC (2)
- Mason Capital Master Fund, L.P. (2)
- CoreCivic, Inc. (2)
- PLAYTEX PRODUCTS INC (1)
- DRS TECHNOLOGIES INC (1)
- CF Corp (1)
- ATS Corp /ATS (1)
- Show More ...
Other (112)
13F-HR
Thursday, 2/15/2024
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 11/14/2023
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/14/2023
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/15/2023
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/14/2023
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/14/2022
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/15/2022
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/16/2022
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 2/14/2022
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/15/2021
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/16/2021
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/17/2021
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/16/2021
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Tuesday, 12/1/2020
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 11/13/2020
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 8/14/2020
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 5/15/2020
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 2/14/2020
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 11/14/2019
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 8/14/2019
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 5/15/2019
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 2/14/2019
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 11/15/2018
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 8/14/2018
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 5/15/2018
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 2/14/2018
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 11/14/2017
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/14/2017
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/15/2017
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/14/2017
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/14/2016
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/15/2016
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/16/2016
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/16/2016
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/16/2015
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 8/14/2015
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 5/15/2015
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/17/2015
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 11/14/2014
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 8/14/2014
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 5/15/2014
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 2/14/2014
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 11/14/2013
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 8/14/2013
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 5/15/2013
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 2/14/2013
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 11/14/2012
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 8/14/2012
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 5/15/2012
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/14/2012
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Thursday, 1/19/2012
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/14/2011
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/15/2011
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/16/2011
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 2/14/2011
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/15/2010
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/16/2010
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/17/2010
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Tuesday, 2/16/2010
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/16/2010
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13FCONP
Tuesday, 2/16/2010
None
13F-HR
Monday, 11/16/2009
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Friday, 8/14/2009
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 8/14/2009
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13FCONP
Friday, 8/14/2009
None
13F-HR
Friday, 5/15/2009
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/17/2009
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 11/14/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 8/14/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 5/15/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 2/14/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13FCONP
Wednesday, 11/14/2007
None
13FCONP
Wednesday, 11/14/2007
None
13F-HR
Wednesday, 11/14/2007
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Wednesday, 11/14/2007
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 8/14/2007
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 5/16/2007
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 2/14/2007
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Tuesday, 11/28/2006
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 11/14/2006
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/14/2006
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/15/2006
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/14/2006
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/14/2005
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Wednesday, 8/24/2005
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/15/2005
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 5/13/2005
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Friday, 5/13/2005
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 2/11/2005
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/15/2004
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Friday, 8/20/2004
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 8/13/2004
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 5/14/2004
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Friday, 5/14/2004
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Friday, 5/14/2004
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13FCONP
Tuesday, 2/17/2004
None
13F-HR
Tuesday, 2/17/2004
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Tuesday, 2/3/2004
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Monday, 1/5/2004
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Monday, 1/5/2004
Initial Quarterly Form 13F Holdings Report filed by institutional managers
Ownership (96)
SC 13G
Wednesday, 2/14/2024
ATS Corp /ATS: Major Shareholders
SC 13D/A
Friday, 7/21/2023
PSQ Holdings, Inc.: Major Shareholders
SC 13D/A
Wednesday, 7/19/2023
PSQ Holdings, Inc.: Major Shareholders
SC 13D
Monday, 6/26/2023
Colombier Acquisition Corp.: Major Shareholders
SC 13G/A
Monday, 2/14/2022
Clear Channel Outdoor Holdings, Inc.: Major Shareholders
SC 13D/A
Wednesday, 1/5/2022
CoreCivic, Inc.: Major Shareholders
SC 13D
Friday, 11/12/2021
CoreCivic, Inc.: Major Shareholders
SC 13G
Monday, 8/16/2021
Legato Merger Corp.: Major Shareholders
4
Monday, 8/16/2021
Legato Merger Corp.: Statement of changes in beneficial ownership of securities
3
Monday, 8/16/2021
Legato Merger Corp.: Initial statement of beneficial ownership of securities
SC 13G/A
Tuesday, 2/9/2021
Clear Channel Outdoor Holdings, Inc.: Major Shareholders
4/A
Monday, 2/8/2021
Mason Industrial Technology, Inc.: Statement of changes in beneficial ownership of securities
3/A
Monday, 2/8/2021
Mason Industrial Technology, Inc.: Initial statement of beneficial ownership of securities
4
Tuesday, 2/2/2021
Mason Industrial Technology, Inc.: Statement of changes in beneficial ownership of securities
3/A
Monday, 2/1/2021
Mason Industrial Technology, Inc.: Initial statement of beneficial ownership of securities
SC 13G
Thursday, 3/12/2020
Clear Channel Outdoor Holdings, Inc.: Major Shareholders
SC 13G
Friday, 6/23/2017
CF Corp: Major Shareholders
SC 13G/A
Tuesday, 2/17/2015
Clear Channel Outdoor Holdings, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/17/2015
Madison Square Garden Co: Major Shareholders
SC 13G/A
Tuesday, 2/17/2015
MENS WEARHOUSE INC: Major Shareholders
SC 13G/A
Tuesday, 2/17/2015
Babcock & Wilcox Co: Major Shareholders
SC 13G
Thursday, 10/2/2014
Madison Square Garden Co: Major Shareholders
4
Friday, 3/21/2014
Babcock & Wilcox Co: Statement of changes in beneficial ownership of securities
SC 13G
Friday, 2/28/2014
MENS WEARHOUSE INC: Major Shareholders
SC 13G/A
Friday, 2/14/2014
Babcock & Wilcox Co: Major Shareholders
SC 13G/A
Friday, 2/14/2014
HEALTH MANAGEMENT ASSOCIATES, INC: Major Shareholders
SC 13G/A
Friday, 2/14/2014
Clear Channel Outdoor Holdings, Inc.: Major Shareholders
3
Friday, 2/14/2014
Babcock & Wilcox Co: Initial statement of beneficial ownership of securities
SC 13D/A
Thursday, 1/16/2014
HUBBELL INC: Major Shareholders
SC 13G
Friday, 7/5/2013
HEALTH MANAGEMENT ASSOCIATES, INC: Major Shareholders
SC 13G/A
Thursday, 2/14/2013
Fortune Brands Home & Security, Inc.: Major Shareholders
SC 13G/A
Thursday, 2/14/2013
Babcock & Wilcox Co: Major Shareholders
4
Tuesday, 1/22/2013
Clear Channel Outdoor Holdings, Inc.: Statement of changes in beneficial ownership of securities
4/A
Monday, 1/14/2013
Babcock & Wilcox Co: Statement of changes in beneficial ownership of securities
4
Friday, 1/11/2013
Babcock & Wilcox Co: Statement of changes in beneficial ownership of securities
4
Friday, 7/20/2012
Babcock & Wilcox Co: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/6/2012
Babcock & Wilcox Co: Statement of changes in beneficial ownership of securities
SC 13G/A
Tuesday, 2/14/2012
Clear Channel Outdoor Holdings, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/14/2012
Fortune Brands Home & Security, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/14/2012
Babcock & Wilcox Co: Major Shareholders
4
Monday, 12/19/2011
Babcock & Wilcox Co: Statement of changes in beneficial ownership of securities
SC 13G
Friday, 10/14/2011
Fortune Brands Home & Security, Inc.: Major Shareholders
SC 13G/A
Monday, 9/26/2011
Babcock & Wilcox Co: Major Shareholders
3
Monday, 9/26/2011
Babcock & Wilcox Co: Initial statement of beneficial ownership of securities
SC 13D/A
Monday, 4/4/2011
HUBBELL INC: Major Shareholders
SC 13D
Friday, 4/1/2011
HUBBELL INC: Major Shareholders
SC 13G
Friday, 3/18/2011
Babcock & Wilcox Co: Major Shareholders
SC 13D/A
Monday, 3/7/2011
J CREW GROUP INC: Major Shareholders
SC 13D/A
Friday, 2/25/2011
J CREW GROUP INC: Major Shareholders
SC 13G/A
Monday, 2/14/2011
Clear Channel Outdoor Holdings, Inc.: Major Shareholders
SC 13G/A
Monday, 2/14/2011
OSI PHARMACEUTICALS INC: Major Shareholders
SC 13G/A
Monday, 2/14/2011
HUBBELL INC: Major Shareholders
SC 13G/A
Monday, 2/14/2011
TERRA INDUSTRIES INC: Major Shareholders
SC 13D/A
Friday, 2/11/2011
J CREW GROUP INC: Major Shareholders
SC 13D/A
Tuesday, 1/25/2011
Babcock & Wilcox Co: Major Shareholders
SC 13D
Tuesday, 1/18/2011
J CREW GROUP INC: Major Shareholders
SC 13G
Tuesday, 12/14/2010
HUBBELL INC: Major Shareholders
SC 13D
Monday, 10/18/2010
Babcock & Wilcox Co: Major Shareholders
SC 13G
Tuesday, 8/10/2010
Babcock & Wilcox Co: Major Shareholders
SC 13G
Monday, 3/22/2010
OSI PHARMACEUTICALS INC: Major Shareholders
SC 13G
Monday, 3/15/2010
TERRA INDUSTRIES INC: Major Shareholders
SC 13G/A
Tuesday, 2/16/2010
INTERNET CAPITAL GROUP INC: Major Shareholders
SC 13G/A
Tuesday, 2/16/2010
Data Domain, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/16/2010
Cougar Biotechnology, Inc.: Major Shareholders
4
Thursday, 2/4/2010
Clear Channel Outdoor Holdings, Inc.: Statement of changes in beneficial ownership of securities
SC 13G/A
Tuesday, 1/19/2010
Clear Channel Outdoor Holdings, Inc.: Major Shareholders
3
Tuesday, 1/19/2010
Clear Channel Outdoor Holdings, Inc.: Initial statement of beneficial ownership of securities
SC 13G/A
Monday, 1/11/2010
Clear Channel Outdoor Holdings, Inc.: Major Shareholders
SC 13G
Monday, 8/17/2009
Clear Channel Outdoor Holdings, Inc.: Major Shareholders
SC 13G
Friday, 7/10/2009
Data Domain, Inc.: Major Shareholders
SC 13G
Monday, 6/1/2009
Cougar Biotechnology, Inc.: Major Shareholders
SC 13G/A
Wednesday, 2/18/2009
INTERNET CAPITAL GROUP INC: Major Shareholders
SC 13G/A
Tuesday, 2/17/2009
SAIC, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/17/2009
INTERNET CAPITAL GROUP INC: Major Shareholders
SC 13G/A
Tuesday, 2/17/2009
CYPRESS SEMICONDUCTOR CORP /DE/: Major Shareholders
SC 13G
Monday, 7/7/2008
CYPRESS SEMICONDUCTOR CORP /DE/: Major Shareholders
SC 13G
Wednesday, 6/25/2008
DRS TECHNOLOGIES INC: Major Shareholders
SC 13G/A
Tuesday, 6/10/2008
SAIC, Inc.: Major Shareholders
SC 13G/A
Thursday, 2/14/2008
INTERNET CAPITAL GROUP INC: Major Shareholders
SC 13G/A
Thursday, 2/14/2008
SAIC, Inc.: Major Shareholders
SC 13G
Friday, 8/24/2007
PLAYTEX PRODUCTS INC: Major Shareholders
SC 13G
Wednesday, 5/30/2007
INTERNET CAPITAL GROUP INC: Major Shareholders
SC 13G
Thursday, 4/26/2007
SAIC, Inc.: Major Shareholders
SC 13D/A
Tuesday, 2/13/2007
INTERNET CAPITAL GROUP INC: Major Shareholders
SC 13G/A
Monday, 2/12/2007
TRUMP ENTERTAINMENT RESORTS, INC.: Major Shareholders
SC 13D/A
Monday, 1/22/2007
INTERNET CAPITAL GROUP INC: Major Shareholders
SC 13D
Tuesday, 12/19/2006
INTERNET CAPITAL GROUP INC: Major Shareholders
SC 13G
Friday, 9/15/2006
TRUMP ENTERTAINMENT RESORTS, INC.: Major Shareholders
SC 13G
Friday, 9/15/2006
INTERNET CAPITAL GROUP INC: Major Shareholders
SC 13G/A
Tuesday, 2/14/2006
YORK INTERNATIONAL CORP /DE/: Major Shareholders
SC 13G/A
Tuesday, 2/14/2006
TLC VISION CORP: Major Shareholders
SC 13G
Wednesday, 11/23/2005
YORK INTERNATIONAL CORP /DE/: Major Shareholders
SC 13G
Friday, 2/11/2005
TLC VISION CORP: Major Shareholders
SC 13G
Friday, 2/11/2005
GREY GLOBAL GROUP INC: Major Shareholders
SC 13G
Monday, 11/8/2004
TLC VISION CORP: Major Shareholders
SC 13G
Friday, 6/25/2004
GREY GLOBAL GROUP INC: Major Shareholders