| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 06/22/2022 | Cypress Environmental Partners, L.P. | CELP | Disposition | Common Units (Limited Partner Interests) | 205.2k | $0.00 | $0 | | 06/22/2022 |
| 06/22/2022 | Cypress Environmental Partners, L.P. | CELP | Disposition | Phantom Units (Limited Partner Interests) | 205k | $0.00 | $0 | | 06/22/2022 |
| 06/22/2022 | Cypress Environmental Partners, L.P. | CELP | Disposition | Unit Appreciation Right | 465k | $0.00 | $0 | | 06/22/2022 |
| 05/28/2021 | Cypress Environmental Partners, L.P. | CELP | Grant | Unit Appreciation Right | 465k | $2.14 | $995.1k | | 05/28/2021 |
| 03/10/2021 | Cypress Environmental Partners, L.P. | CELP | Payment of Exercise | Common Units (Limited Partner Interests) | 12.4k | $3.15 | $39.1k | | 03/10/2021 |
| 03/10/2021 | Cypress Environmental Partners, L.P. | CELP | Exercise | Phantom Units (Limited Partner Interests) | 29.5k | $0.00 | $0 | | 03/10/2021 |
| 03/09/2021 | Cypress Environmental Partners, L.P. | CELP | Exercise | Phantom Units (Limited Partner Interests) | 23.6k | $0.00 | $0 | | 03/09/2021 |
| 03/09/2021 | Cypress Environmental Partners, L.P. | CELP | Payment of Exercise | Common Units (Limited Partner Interests) | 9.9k | $3.08 | $30.5k | | 03/09/2021 |
| 03/07/2021 | Cypress Environmental Partners, L.P. | CELP | Payment of Exercise | Common Units (Limited Partner Interests) | 17.5k | $3.02 | $52.8k | | 03/07/2021 |
| 03/07/2021 | Cypress Environmental Partners, L.P. | CELP | Exercise | Phantom Units (Limited Partner Interests) | 41.7k | $0.00 | $0 | | 03/07/2021 |
| 01/12/2021 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $69.12 | $5.2k | Peter C. Boylan III Revocable Trust | 01/12/2021 |
| 10/12/2020 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $50.66 | $3.8k | Peter C. Boylan III Revocable Trust | 10/12/2020 |
| 07/13/2020 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $55.27 | $4.1k | Peter C. Boylan III Revocable Trust | 07/13/2020 |
| 05/06/2020 | Cypress Environmental Partners, L.P. | CELP | Grant | Phantom Units (Limited Partner Interests) | 125k | $0.00 | $0 | | 05/06/2020 |
| 04/13/2020 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $42.69 | $3.2k | Peter C. Boylan III Revocable Trust | 04/13/2020 |
| 03/26/2020 | Cypress Environmental Partners, L.P. | CELP | Exercise | Phantom Units (Limited Partner Interests) | 15.8k | $0.00 | $0 | | 03/26/2020 |
| 03/10/2020 | Cypress Environmental Partners, L.P. | CELP | Exercise | Phantom Units (Limited Partner Interests) | 29.5k | $0.00 | $0 | | 03/09/2020 |
| 03/09/2020 | Cypress Environmental Partners, L.P. | CELP | Exercise | Phantom Units (Limited Partner Interests) | 23.6k | $0.00 | $0 | | 03/09/2020 |
| 01/13/2020 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $87.18 | $6.5k | Peter C. Boylan III Revocable Trust | 01/13/2020 |
| 10/15/2019 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $80.05 | $6k | Peter C. Boylan III Revocable Trust | 10/15/2019 |
| 08/14/2019 | Cypress Environmental Partners, L.P. | CELP | Grant | Phantom Units (Limited Partner Interests) | 57.5k | $0.00 | $0 | | 08/14/2019 |
| 07/12/2019 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $74.62 | $5.6k | Peter C. Boylan III Revocable Trust | 07/12/2019 |
| 04/15/2019 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $79.83 | $6k | Peter C. Boylan III Revocable Trust | 04/15/2019 |
| 03/26/2019 | Cypress Environmental Partners, L.P. | CELP | Exercise | Phantom Units (Limited Partner Interests) | 15.8k | $0.00 | $0 | | 03/26/2019 |
| 03/10/2019 | Cypress Environmental Partners, L.P. | CELP | Exercise | Phantom Units (Limited Partner Interests) | 29.5k | $0.00 | $0 | | 03/10/2019 |
| 01/14/2019 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $72.59 | $5.4k | Peter C. Boylan III Revocable Trust | 01/14/2019 |
| 10/12/2018 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $101.48 | $7.6k | Peter C. Boylan III Revocable Trust | 10/12/2018 |
| 07/13/2018 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $95.19 | $7.1k | Peter C. Boylan III Revocable Trust | 07/13/2018 |
| 04/13/2018 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $98.08 | $7.4k | Peter C. Boylan III Revocable Trust | 04/13/2018 |
| 04/09/2018 | Cypress Environmental Partners, L.P. | CELP | Grant | Phantom Units (Limited Partner Interests) | 125k | $0.00 | $0 | | 04/09/2018 |
| 03/26/2018 | Cypress Environmental Partners, L.P. | CELP | Exercise | Phantom Units (Limited Partner Interests) | 15.8k | $0.00 | $0 | | 03/26/2018 |
| 01/12/2018 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $92.70 | $7k | Peter C. Boylan III Revocable Trust | 01/12/2018 |
| 07/14/2017 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $82.91 | $6.2k | Peter C. Boylan III Revocable Trust | 07/14/2017 |
| 03/09/2017 | Cypress Environmental Partners, L.P. | CELP | Grant | Phantom Units (Limited Partner Interests) | 70.7k | $0.00 | $0 | | 03/09/2017 |
| 10/14/2016 | BOK FINANCIAL CORP | BOKF | Grant | Common Stock | 75 | $67.32 | $5k | Peter C. Boylan III Revocable Trust | 10/14/2016 |
|