| 2025 | The Hardscrabble Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2025 | The Leslie and Daniel Ziff Foundation | 990PF | President & Director | 0.02 | $0 | $0 | View return |
| 2024 | The Hardscrabble Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2024 | The Leslie and Daniel Ziff Foundation | 990PF | President & Director | 0.02 | $0 | $0 | View return |
| 2023 | The Leslie and Daniel Ziff Foundation | 990PF | President & Director | 0.02 | $0 | $0 | View return |
| 2023 | The Hardscrabble Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2022 | The Leslie and Daniel Ziff Foundation | 990PF | President & Director | 0.2 | $0 | $0 | View return |
| 2022 | The Hardscrabble Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2021 | The Hardscrabble Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2021 | The Leslie and Daniel Ziff Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2020 | The Hardscrabble Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2020 | The Leslie and Daniel Ziff Foundation | 990PF | Co-President | 5 | $0 | $0 | View return |
| 2019 | The Leslie and Daniel Ziff Foundation | 990PF | Co-President | 5 | $0 | $0 | View return |
| 2019 | The Hardscrabble Foundation | 990PF | President | 0 | $0 | $0 | View return |
| 2018 | The Hardscrabble Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2018 | The Leslie and Daniel Ziff Foundation | 990PF | Co-President | 5 | $0 | $0 | View return |
| 2017 | The Hardscrabble Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2017 | The Leslie and Daniel Ziff Foundation | 990PF | President | 5 | $0 | $0 | View return |
| 2016 | The Leslie and Daniel Ziff Foundation | 990PF | Co-President | 5 | $0 | $0 | View return |
| 2016 | The Hardscrabble Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2015 | The Hardscrabble Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2015 | The Leslie and Daniel Ziff Foundation | 990PF | Co-President | 5 | $0 | $0 | View return |
| 2014 | The Hardscrabble Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2013 | The Hardscrabble Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2013 | Ballet Theatre Foundation Inc. | 990 | Trustee | 1 | $0 | $0 | View return |
| 2012 | The Hardscrabble Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2011 | The Hardscrabble Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |
| 2010 | The Hardscrabble Foundation | 990PF | Trustee | 0 | $0 | $0 | View return |