| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 08/03/2023 | MSA Safety Inc | MSA | Gift | Common Stock, no par value | 196 | $0.00 | $0 | | 08/03/2023 |
| 05/17/2023 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 939 | $0.00 | $0 | | 05/17/2023 |
| 05/05/2023 | AbbVie Inc. | ABBV | Grant | Common Stock, $0.01 par value | 1.4k | $0.00 | $0 | | 05/05/2023 |
| 05/01/2023 | BLACK HILLS CORP /SD/ | BKH | Grant | Common Stock | 1.8k | $0.00 | $0 | | 05/01/2023 |
| 04/30/2023 | BLACK HILLS CORP /SD/ | BKH | Other (acquisition) | Common Stock | 57.2703 | $0.00 | $0 | | 04/30/2023 |
| 03/01/2023 | MSA Safety Inc | MSA | Sale | Common Stock, no par value | 1.9k | $134.28 | $261.7k | | 03/01/2023 |
| 08/11/2022 | MSA Safety Inc | MSA | Gift | Common Stock, no par value | 60 | $0.00 | $0 | | 08/09/2022 |
| 08/09/2022 | MSA Safety Inc | MSA | Gift | Common Stock, no par value | 198 | $0.00 | $0 | | 08/09/2022 |
| 05/20/2022 | BLACK HILLS CORP /SD/ | BKH | Sale | Common Stock | 500 | $73.62 | $36.8k | | 05/20/2022 |
| 05/18/2022 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 1.1k | $0.00 | $0 | | 05/18/2022 |
| 05/06/2022 | AbbVie Inc. | ABBV | Grant | Common Stock, $0.01 par value | 1.4k | $0.00 | $0 | | 05/06/2022 |
| 05/01/2022 | BLACK HILLS CORP /SD/ | BKH | Grant | Common Stock | 1.6k | $0.00 | $0 | | 04/30/2022 |
| 04/30/2022 | BLACK HILLS CORP /SD/ | BKH | Other (acquisition) | Common Stock | 4.341 | $0.00 | $0 | | 04/30/2022 |
| 01/03/2022 | BLACK HILLS CORP /SD/ | BKH | Grant | Common Stock | 496 | $0.00 | $0 | | 01/03/2022 |
| 12/01/2021 | BLACK HILLS CORP /SD/ | BKH | Other | Common Stock | 15.529 | $65.01 | $1k | | 11/30/2021 |
| 12/01/2021 | BLACK HILLS CORP /SD/ | BKH | Grant | Phantom Stock Unit | 178.6668 | $65.01 | $11.6k | By Trust | 11/30/2021 |
| 11/30/2021 | BLACK HILLS CORP /SD/ | BKH | Grant | Phantom Stock Unit | 409.3886 | $64.12 | $26.2k | By Trust | 11/30/2021 |
| 11/03/2021 | MSA Safety Inc | MSA | Gift | Common Stock, no par value | 670 | $0.00 | $0 | | 11/03/2021 |
| 09/01/2021 | BLACK HILLS CORP /SD/ | BKH | Grant | Phantom Stock Unit | 150.3418 | $71.26 | $10.7k | By Trust | 08/31/2021 |
| 09/01/2021 | BLACK HILLS CORP /SD/ | BKH | Other | Common Stock | 13.347 | $71.26 | $951 | | 08/31/2021 |
| 08/31/2021 | BLACK HILLS CORP /SD/ | BKH | Grant | Phantom Stock Unit | 373.2404 | $70.33 | $26.2k | By Trust | 08/31/2021 |
| 06/01/2021 | BLACK HILLS CORP /SD/ | BKH | Grant | Phantom Stock Unit | 158.0012 | $65.90 | $10.4k | By Trust | 05/28/2021 |
| 06/01/2021 | BLACK HILLS CORP /SD/ | BKH | Other | Common Stock | 14.309 | $65.90 | $943 | | 05/28/2021 |
| 05/28/2021 | BLACK HILLS CORP /SD/ | BKH | Grant | Phantom Stock Unit | 398.9968 | $65.79 | $26.2k | By Trust | 05/28/2021 |
| 05/24/2021 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 789 | $0.00 | $0 | | 05/24/2021 |
| 05/07/2021 | AbbVie Inc. | ABBV | Grant | Common Stock, $0.01 par value | 1.7k | $0.00 | $0 | | 05/07/2021 |
| 03/01/2021 | BLACK HILLS CORP /SD/ | BKH | Grant | Phantom Stock Unit | 166.3553 | $60.67 | $10.1k | By Trust | 02/26/2021 |
| 03/01/2021 | BLACK HILLS CORP /SD/ | BKH | Other | Common Stock | 15.399 | $60.67 | $934.3 | | 02/26/2021 |
| 02/26/2021 | BLACK HILLS CORP /SD/ | BKH | Grant | Phantom Stock Unit | 443.712 | $59.16 | $26.3k | By Trust | 02/26/2021 |
| 12/01/2020 | BLACK HILLS CORP /SD/ | BKH | Grant | Phantom Stock Unit | 159.1613 | $61.27 | $9.8k | By Trust | 11/30/2020 |
| 12/01/2020 | BLACK HILLS CORP /SD/ | BKH | Other | Common Stock | 15.108 | $61.27 | $925.7 | | 11/30/2020 |
| 11/30/2020 | BLACK HILLS CORP /SD/ | BKH | Grant | Phantom Stock Unit | 431.5305 | $60.83 | $26.3k | By Trust | 11/30/2020 |
| 11/04/2020 | MSA Safety Inc | MSA | Sale | Common Stock, no par value | 1000 | $139.63 | $139.6k | | 11/04/2020 |
| 09/01/2020 | BLACK HILLS CORP /SD/ | BKH | Grant | Phantom Stock Unit | 161.1675 | $55.33 | $8.9k | By Trust | 08/31/2020 |
| 09/01/2020 | BLACK HILLS CORP /SD/ | BKH | Other | Common Stock | 15.691 | $55.33 | $868.2 | | 08/31/2020 |
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