| 2024 | The Tim and Karen Hixon Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2024 | The Peregrine Fund Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | Texas Agricultural Land Trust Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | The Tim and Karen Hixon Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2023 | The Peregrine Fund Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2023 | San Antonio Museum of Art | 990 | Life Trustee | 1 | $0 | $0 | View return |
| 2022 | The Tim and Karen Hixon Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2022 | Texas Agricultural Land Trust Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | The Peregrine Fund Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2022 | San Antonio Museum of Art | 990 | Trustee | 0 | $0 | $0 | View return |
| 2022 | San Antonio Museum of Art | 990 | Trustee | 0 | $0 | $0 | View return |
| 2021 | The Tim and Karen Hixon Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2021 | Texas Agricultural Land Trust Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | The Peregrine Fund Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2021 | San Antonio Museum of Art | 990 | Trustee | 1 | $0 | $0 | View return |
| 2020 | The Tim and Karen Hixon Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2020 | Texas Agricultural Land Trust Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | The Peregrine Fund Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2020 | San Antonio Museum of Art | 990 | Trustee | 1 | $0 | $0 | View return |
| 2019 | Texas Agricultural Land Trust Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | The Tim and Karen Hixon Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2019 | The Peregrine Fund Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2019 | San Antonio Museum of Art | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Texas Agricultural Land Trust Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2018 | The Tim and Karen Hixon Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2018 | San Antonio Museum of Art | 990 | Trustee | 1 | $0 | $0 | View return |
| 2018 | Amon Carter Museum of Western Art DBA Amon Carter Museum of American Art | 990 | President | 2 | $0 | $0 | View return |
| 2018 | The Peregrine Fund Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | Texas Agricultural Land Trust Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2017 | The Tim and Karen Hixon Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2017 | San Antonio Museum of Art | 990 | Trustee | 1 | $0 | $0 | View return |
| 2017 | Amon Carter Museum of Western Art DBA Amon Carter Museum of American Art | 990 | President | 2 | $0 | $0 | View return |
| 2017 | The Peregrine Fund Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | The Tim and Karen Hixon Foundation | 990PF | Director | 0 | $0 | $0 | View return |
| 2016 | Texas Agricultural Land Trust Foundation | 990 | Director | 1 | $0 | $0 | View return |
| 2016 | Amon Carter Museum of Western Art DBA Amon Carter Museum of American Art | 990 | President | 2 | $0 | $0 | View return |
| 2016 | San Antonio Museum of Art | 990 | Trustee | 1 | $0 | $0 | View return |
| 2016 | The Peregrine Fund Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Amon Carter Museum of Western Art DBA Amon Carter Museum of American Art | 990 | President | 2 | $0 | $0 | View return |
| 2015 | San Antonio Museum of Art | 990 | Trustee | 2 | $0 | $0 | View return |
| 2015 | The Peregrine Fund Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | The Peregrine Fund Inc | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | The Peregrine Fund Inc | 990 | Director | 1 | $0 | $0 | View return |