| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 03/13/2023 | CULLEN/FROST BANKERS, INC. | CFR | Purchase | Common Stock, $0.01 par value | 9.5k | $106.59 | $1M | | 03/13/2023 |
| 03/07/2023 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 4.7k | $127.72 | $600k | | 03/07/2023 |
| 03/07/2023 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Common Stock, $0.01 par value | 11.9k | $0.00 | $0 | | 03/07/2023 |
| 03/08/2022 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 4.4k | $133.54 | $586.4k | | 03/08/2022 |
| 03/08/2022 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Common Stock, $0.01 par value | 11.2k | $0.00 | $0 | | 03/08/2022 |
| 11/02/2021 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 34.5k | $65.11 | $2.2M | | 11/02/2021 |
| 11/02/2021 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 14.9k | $78.92 | $1.2M | | 11/02/2021 |
| 11/02/2021 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 12.3k | $71.39 | $875.2k | | 11/02/2021 |
| 11/02/2021 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 15.9k | $54.56 | $867.5k | | 11/02/2021 |
| 11/02/2021 | CULLEN/FROST BANKERS, INC. | CFR | Sale | Common Stock, $0.01 par value | 2.6k | $137.33 | $357.6k | | 11/02/2021 |
| 11/02/2021 | CULLEN/FROST BANKERS, INC. | CFR | Sale | Common Stock, $0.01 par value | 61.3k | $136.77 | $8.4M | | 11/02/2021 |
| 11/02/2021 | CULLEN/FROST BANKERS, INC. | CFR | Sale | Common Stock, $0.01 par value | 13.7k | $136.06 | $1.9M | | 11/02/2021 |
| 10/26/2021 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Restricted Stock Units | 11.1k | $0.00 | $0 | | 10/26/2021 |
| 10/24/2021 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 3.4k | $131.31 | $444.1k | | 10/24/2021 |
| 10/24/2021 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Restricted Stock Units | 8.6k | $0.00 | $0 | | 10/24/2021 |
| 03/05/2021 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Common Stock, $0.01 par value | 13.4k | $0.00 | $0 | | 03/05/2021 |
| 03/05/2021 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 5.3k | $110.76 | $583.7k | | 03/05/2021 |
| 02/17/2021 | CULLEN/FROST BANKERS, INC. | CFR | Sale | Common Stock, $0.01 par value | 18.6k | $102.46 | $1.9M | | 02/17/2021 |
| 02/17/2021 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 18.6k | $48.00 | $891.8k | | 02/17/2021 |
| 10/27/2020 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Restricted Stock Units | 16.9k | $0.00 | $0 | | 10/27/2020 |
| 10/25/2020 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 4.5k | $72.14 | $326.7k | | 10/25/2020 |
| 10/25/2020 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Restricted Stock Units | 11.5k | $0.00 | $0 | | 10/25/2020 |
| 05/27/2020 | CULLEN/FROST BANKERS, INC. | CFR | Sale | Common Stock, $0.01 par value | 10.3k | $75.64 | $781.9k | | 05/27/2020 |
| 05/27/2020 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 14.2k | $52.46 | $745.5k | | 05/27/2020 |
| 05/27/2020 | CULLEN/FROST BANKERS, INC. | CFR | Sale | Common Stock, $0.01 par value | 1.2k | $76.13 | $94.6k | | 05/27/2020 |
| 03/04/2020 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Common Stock, $0.01 par value | 16.4k | $0.00 | $0 | | 03/04/2020 |
| 10/29/2019 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Restricted Stock Units | 12k | $0.00 | $0 | | 10/29/2019 |
| 10/27/2019 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 5.4k | $92.84 | $505.9k | | 10/27/2019 |
| 10/27/2019 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Restricted Stock Units | 13.8k | $0.00 | $0 | | 10/27/2019 |
| 04/30/2019 | CULLEN/FROST BANKERS, INC. | CFR | Sale | Common Stock, $0.01 par value | 14.2k | $101.91 | $1.4M | | 04/30/2019 |
| 04/30/2019 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 14.2k | $50.64 | $719.6k | | 04/30/2019 |
| 04/30/2019 | CULLEN/FROST BANKERS, INC. | CFR | Sale | Common Stock, $0.01 par value | 14.2k | $101.91 | $1.4M | | 04/30/2019 |
| 10/28/2018 | CULLEN/FROST BANKERS, INC. | CFR | Payment of Exercise | Common Stock, $0.01 par value | 1.2k | $93.17 | $110.3k | | 10/28/2018 |
| 10/23/2018 | CULLEN/FROST BANKERS, INC. | CFR | Grant | Restricted Stock Units | 11.3k | $0.00 | $0 | | 10/23/2018 |
| 11/29/2017 | CULLEN/FROST BANKERS, INC. | CFR | Exercise | Employee Stock Option (right to buy) | 20k | $52.44 | $1M | | 11/29/2017 |
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