| 2025 | Pine River Foundation C/O We Trust Company | 990PF | President/Tr | 0.5 | $0 | $0 | View return |
| 2024 | Pine River Foundation C/O We Trust Company | 990PF | President/Tr | 0.5 | $0 | $0 | View return |
| 2024 | Trout and Salmon Foundation C/O Edmond F Opler | 990 | Director | 0 | $0 | $0 | View return |
| 2023 | Pine River Foundation C/O We Trust Company | 990PF | President/Tr | 0.5 | $0 | $0 | View return |
| 2023 | Wood River Foundation Inc. | 990EZ | President | 10 | $0 | - | View return |
| 2023 | Trout and Salmon Foundation C/O Edmond F Opler | 990 | Director | 0 | $0 | $0 | View return |
| 2023 | Friends of the Sawtooth National Forest Avalanche Center Inc. | 990 | Director | 1.5 | $0 | $0 | View return |
| 2022 | Wood River Foundation Inc. | 990EZ | Director | 10 | $21,976 | - | View return |
| 2022 | Trout and Salmon Foundation C/O Edmond F Opler | 990 | Director | 0 | $0 | $0 | View return |
| 2022 | Pine River Foundation C/O We Trust Company | 990PF | President/Tr | 0.5 | $0 | $0 | View return |
| 2022 | Friends of the Sawtooth National Forest Avalanche Center Inc. | 990 | Director | 3 | $0 | $0 | View return |
| 2021 | Trout and Salmon Foundation C/O Edmond F Opler | 990 | Director | 0 | $0 | $0 | View return |
| 2021 | Wood River Foundation Inc. | 990EZ | Director | 5 | $0 | - | View return |
| 2021 | Pine River Foundation C/O We Trust Company | 990PF | President/Tr | 0 | $0 | $0 | View return |
| 2020 | Wood River Foundation Inc. | 990EZ | Director | 0.5 | $26,080 | - | View return |
| 2020 | Trout and Salmon Foundation C/O Edmond F Opler | 990 | Director | 0 | $0 | $0 | View return |
| 2020 | Pine River Foundation C/O We Trust Company | 990PF | President/Tr | 0 | $0 | $0 | View return |
| 2020 | Sun Valley Community School Inc. | 990 | Vice-Chair | 1 | $0 | $0 | View return |
| 2019 | Wood River Foundation Inc. | 990EZ | Director | 0.5 | $11,790 | - | View return |
| 2019 | Pine River Foundation C/O We Trust Company | 990PF | President/Tr | 0 | $0 | $0 | View return |
| 2019 | Trout and Salmon Foundation C/O Edmond F Opler | 990 | Director | 0 | $0 | $0 | View return |
| 2019 | Sun Valley Community School Inc. | 990 | Vice-Chair | 1 | $0 | $0 | View return |
| 2018 | Wood River Foundation Inc. | 990EZ | Director | 0.5 | $11,000 | - | View return |
| 2018 | Trout and Salmon Foundation C/O Edmond F Opler | 990 | Director | 0 | $0 | $0 | View return |
| 2018 | Sun Valley Community School Inc. | 990 | Secretary | 1 | $0 | $0 | View return |
| 2017 | Wood River Foundation Inc. | 990EZ | Director | 0.5 | $27,883 | - | View return |
| 2017 | Trout and Salmon Foundation C/O Edmond F Opler | 990 | Director | 0 | $0 | $0 | View return |
| 2016 | Trout and Salmon Foundation C/O Edmond F Opler | 990 | Director | 0 | $0 | $0 | View return |
| 2016 | Sun Valley Community School Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2015 | Trout and Salmon Foundation C/O Edmond F Opler | 990 | Director | - | $0 | $0 | View return |
| 2015 | Sun Valley Community School Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2014 | Trout and Salmon Foundation C/O Edmond F Opler | 990 | Director | - | - | - | View return |
| 2014 | Sun Valley Community School Inc. | 990 | Director | 1 | $0 | $0 | View return |
| 2013 | Trout and Salmon Foundation C/O Edmond F Opler | 990 | Director | - | - | - | View return |