| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 05/04/2023 | CULLEN/FROST BANKERS, INC. | CFR | Purchase | Common Stock, $0.01 par value | 1.5k | $95.25 | $142.9k | | 05/04/2023 |
| 03/07/2023 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Common Stock, $0.01 par value | 1.3k | $0.00 | $0 | | 03/07/2023 |
| 03/07/2023 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 323 | $127.72 | $41.3k | | 03/07/2023 |
| 12/14/2022 | CULLEN/FROST BANKERS, INC. | CFR | Gift | Common Stock, $0.01 par value | 175 | $0.00 | $0 | | 12/13/2022 |
| 12/13/2022 | CULLEN/FROST BANKERS, INC. | CFR | Gift | Common Stock, $0.01 par value | 350 | $0.00 | $0 | | 12/13/2022 |
| 03/08/2022 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 309 | $133.54 | $41.3k | | 03/08/2022 |
| 03/08/2022 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Common Stock, $0.01 par value | 1.3k | $0.00 | $0 | | 03/08/2022 |
| 11/02/2021 | CULLEN/FROST BANKERS, INC. | CFR | Sale | Common Stock, $0.01 par value | 2.5k | $136.54 | $343.8k | | 11/02/2021 |
| 10/26/2021 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Restricted Stock Units | 1.2k | $0.00 | $0 | | 10/26/2021 |
| 10/24/2021 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 295 | $131.31 | $38.7k | | 10/24/2021 |
| 10/24/2021 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Restricted Stock Units | 1.2k | $0.00 | $0 | | 10/24/2021 |
| 03/05/2021 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Common Stock, $0.01 par value | 1.9k | $0.00 | $0 | | 03/05/2021 |
| 03/05/2021 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 460 | $110.76 | $50.9k | | 03/05/2021 |
| 02/16/2021 | CULLEN/FROST BANKERS, INC. | CFR | Sale | Common Stock, $0.01 par value | 11.1k | $103.57 | $1.2M | | 02/16/2021 |
| 02/16/2021 | CULLEN/FROST BANKERS, INC. | CFR | Sale | Common Stock, $0.01 par value | 6.4k | $103.52 | $658.6k | | 02/16/2021 |
| 02/16/2021 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 1.7k | $71.39 | $122.1k | | 02/16/2021 |
| 02/16/2021 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 4.2k | $78.92 | $328.3k | | 02/16/2021 |
| 02/16/2021 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 5.3k | $65.11 | $343.1k | | 02/16/2021 |
| 10/27/2020 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Restricted Stock Units | 1.9k | $0.00 | $0 | | 10/27/2020 |
| 10/25/2020 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 399 | $72.14 | $28.8k | | 10/25/2020 |
| 10/25/2020 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Restricted Stock Units | 1.6k | $0.00 | $0 | | 10/25/2020 |
| 03/04/2020 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 570 | $79.24 | $45.2k | | 03/04/2020 |
| 03/04/2020 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Common Stock, $0.01 par value | 2.3k | $0.00 | $0 | | 03/04/2020 |
| 10/29/2019 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Restricted Stock Units | 1.3k | $0.00 | $0 | | 10/29/2019 |
| 10/27/2019 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 516 | $92.84 | $47.9k | | 10/27/2019 |
| 11/19/2018 | CULLEN/FROST BANKERS, INC. | CFR | Sale | Common Stock, $0.01 par value | 1.4k | $101.12 | $140.7k | | 11/19/2018 |
| 10/28/2018 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 409 | $93.17 | $38.1k | | 10/28/2018 |
| 10/23/2018 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Restricted Stock Units | 1.3k | $0.00 | $0 | | 10/23/2018 |
| 10/29/2017 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 864 | $101.40 | $87.6k | | 10/27/2017 |
| 10/27/2017 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 7.9k | $52.46 | $416.5k | | 10/27/2017 |
| 10/27/2017 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 10.4k | $48.00 | $498.2k | | 10/27/2017 |
| 10/27/2017 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 8.9k | $54.56 | $484.5k | | 10/27/2017 |
| 10/27/2017 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 5.1k | $71.39 | $366.2k | | 10/27/2017 |
| 10/27/2017 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 4.2k | $78.92 | $328.3k | | 10/27/2017 |
| 10/27/2017 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 5.3k | $65.11 | $343.1k | | 10/27/2017 |
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