| 2024 | Jon and Katherine Dart Charitable Foundation | 990PF | Secretary, Treasurer, Dire | 1 | $0 | $0 | View return |
| 2023 | Jon and Katherine Dart Charitable Foundation | 990PF | Secretary, Treasurer, Dire | 1 | $0 | $0 | View return |
| 2022 | Jon and Katherine Dart Charitable Foundation | 990PF | Secretary, Treasurer, Dire | 1 | $0 | $0 | View return |
| 2021 | Jon and Katherine Dart Charitable Foundation | 990PF | Secretary, Treasurer, Dire | 1 | $0 | $0 | View return |
| 2020 | Jon and Katherine Dart Charitable Foundation | 990PF | Secretary, Treasurer, Dire | 1 | $0 | $0 | View return |
| 2019 | Jon and Katherine Dart Charitable Foundation | 990PF | Secretary, Treasurer, Dire | 1 | $0 | $0 | View return |
| 2018 | Jon and Katherine Dart Charitable Foundation | 990PF | Secretary, Treasurer, Dire | 1 | $0 | $0 | View return |
| 2017 | Jon and Katherine Dart Charitable Foundation | 990PF | Secretary, Treasurer, Dire | 1 | $0 | $0 | View return |
| 2016 | Jon and Katherine Dart Charitable Foundation | 990PF | Secretary, Treasurer, Dire | 1 | $0 | $0 | View return |
| 2015 | Jon and Katherine Dart Charitable Foundation | 990PF | Secretary, Treasurer, Dire | 1 | $0 | $0 | View return |
| 2014 | Jon and Katherine Dart Charitable Foundation | 990PF | Secretary, Treasurer, Dire | 1 | $0 | $0 | View return |
| 2013 | Jon and Katherine Dart Charitable Foundation | 990PF | Secretary, Treasurer, Dire | 1 | $0 | $0 | View return |