MASON CAPITAL MANAGEMENT LLC
CRD #158797 SEC #801-73255 NEW YORK, NY 212-771-1200
SEC Registered Private Funds
Total AUM
$1.8B
Discretionary
$1.5B
Employees
14
Clients
--
Accounts
5
AUM Over Time
| Date | Total AUM | Discretionary | Non-Disc. | Employees | Clients |
|---|---|---|---|---|---|
| Apr 2025 | $1.8B | $1.5B | $358M | 14 | 0 |
| Mar 2025 | $1.8B | $1.5B | $358M | 14 | 0 |
| Mar 2024 | $2B | $2B | $0 | 11 | 0 |
| Apr 2023 | $2.8B | $2.8B | $0 | 15 | 0 |
| Mar 2023 | $2.8B | $2.8B | $0 | 15 | 0 |
| Mar 2022 | $2.3B | $2.3B | $0 | 17 | 0 |
| Mar 2021 | $1.7B | $1.7B | $0 | 19 | 0 |
| Mar 2020 | $2.4B | $2.4B | $0 | 20 | 0 |
| Mar 2019 | $2.9B | $2.9B | $0 | 20 | 0 |
| Aug 2018 | $3B | $3B | $0 | 20 | 2 |
| Jul 2018 | $3B | $3B | $0 | 20 | 2 |
| Mar 2018 | $3B | $3B | $0 | 21 | 2 |
| Mar 2017 | $3.5B | $3.5B | $0 | 21 | 1 |
| Mar 2016 | $7B | $7B | $0 | 19 | 1 |
| Aug 2015 | $10.1B | $10.1B | $0 | 25 | 1 |
| May 2015 | $12.7B | $12.7B | $0 | 28 | 1 |
| Mar 2015 | $12.7B | $12.7B | $0 | 28 | 1 |
| Mar 2014 | $13.6B | $13.6B | $0 | 28 | 1 |
| Jul 2013 | $13.3B | $13.3B | $0 | 28 | 1 |
| Mar 2013 | $11B | $11B | $0 | 26 | 1 |
| Aug 2012 | $8B | $8B | $0 | -- | 1 |
| Feb 2012 | $8B | $8B | $0 | -- | 1 |
DateApr 2025
Total AUM$1.8B
Discretionary$1.5B
Non-Disc.$358M
Employees14
Clients0
DateMar 2025
Total AUM$1.8B
Discretionary$1.5B
Non-Disc.$358M
Employees14
Clients0
DateMar 2024
Total AUM$2B
Discretionary$2B
Non-Disc.$0
Employees11
Clients0
DateApr 2023
Total AUM$2.8B
Discretionary$2.8B
Non-Disc.$0
Employees15
Clients0
DateMar 2023
Total AUM$2.8B
Discretionary$2.8B
Non-Disc.$0
Employees15
Clients0
DateMar 2022
Total AUM$2.3B
Discretionary$2.3B
Non-Disc.$0
Employees17
Clients0
DateMar 2021
Total AUM$1.7B
Discretionary$1.7B
Non-Disc.$0
Employees19
Clients0
DateMar 2020
Total AUM$2.4B
Discretionary$2.4B
Non-Disc.$0
Employees20
Clients0
DateMar 2019
Total AUM$2.9B
Discretionary$2.9B
Non-Disc.$0
Employees20
Clients0
DateAug 2018
Total AUM$3B
Discretionary$3B
Non-Disc.$0
Employees20
Clients2
DateJul 2018
Total AUM$3B
Discretionary$3B
Non-Disc.$0
Employees20
Clients2
DateMar 2018
Total AUM$3B
Discretionary$3B
Non-Disc.$0
Employees21
Clients2
DateMar 2017
Total AUM$3.5B
Discretionary$3.5B
Non-Disc.$0
Employees21
Clients1
DateMar 2016
Total AUM$7B
Discretionary$7B
Non-Disc.$0
Employees19
Clients1
DateAug 2015
Total AUM$10.1B
Discretionary$10.1B
Non-Disc.$0
Employees25
Clients1
DateMay 2015
Total AUM$12.7B
Discretionary$12.7B
Non-Disc.$0
Employees28
Clients1
DateMar 2015
Total AUM$12.7B
Discretionary$12.7B
Non-Disc.$0
Employees28
Clients1
DateMar 2014
Total AUM$13.6B
Discretionary$13.6B
Non-Disc.$0
Employees28
Clients1
DateJul 2013
Total AUM$13.3B
Discretionary$13.3B
Non-Disc.$0
Employees28
Clients1
DateMar 2013
Total AUM$11B
Discretionary$11B
Non-Disc.$0
Employees26
Clients1
DateAug 2012
Total AUM$8B
Discretionary$8B
Non-Disc.$0
Employees--
Clients1
DateFeb 2012
Total AUM$8B
Discretionary$8B
Non-Disc.$0
Employees--
Clients1