| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 05/17/2023 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 939 | $0.00 | $0 | | 05/17/2023 |
| 05/10/2023 | MSA Safety Inc | MSA | Payment of Exercise | Common Stock, no par value | 805 | $135.27 | $108.9k | | 05/10/2023 |
| 05/10/2023 | MSA Safety Inc | MSA | Exercise | Non-statutory Stock Option | 2.2k | $49.92 | $108.8k | | 05/10/2023 |
| 03/10/2023 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 10.538 | $0.00 | $0 | | 03/10/2023 |
| 12/10/2022 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 10.595 | $0.00 | $0 | | 12/10/2022 |
| 09/10/2022 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 11.543 | $0.00 | $0 | | 09/10/2022 |
| 06/10/2022 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 7.202 | $0.00 | $0 | | 06/10/2022 |
| 05/18/2022 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 1.1k | $0.00 | $0 | | 05/18/2022 |
| 05/06/2022 | MSA Safety Inc | MSA | Payment of Exercise | Common Stock, no par value | 931 | $122.31 | $113.9k | | 05/06/2022 |
| 05/06/2022 | MSA Safety Inc | MSA | Exercise | Non-statutory Stock Option | 2.7k | $42.54 | $113.8k | | 05/06/2022 |
| 03/10/2022 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 6.368 | $0.00 | $0 | | 03/10/2022 |
| 12/10/2021 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 5.722 | $0.00 | $0 | | 12/10/2021 |
| 09/10/2021 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 5.4239 | $0.00 | $0 | | 09/10/2021 |
| 06/10/2021 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 3.02 | $0.00 | $0 | | 06/10/2021 |
| 05/24/2021 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 789 | $0.00 | $0 | | 05/24/2021 |
| 05/11/2021 | MSA Safety Inc | MSA | Exercise | Non-statutory Stock Option | 3k | $37.33 | $110.8k | | 05/11/2021 |
| 03/10/2021 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 3.027 | $0.00 | $0 | | 03/10/2021 |
| 12/10/2020 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 3.258 | $0.00 | $0 | | 12/10/2020 |
| 09/10/2020 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 3.946 | $0.00 | $0 | | 09/10/2020 |
| 06/10/2020 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 4.0381 | $0.00 | $0 | | 06/10/2020 |
| 05/15/2020 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 1.1k | $0.00 | $0 | | 05/15/2020 |
| 05/11/2020 | MSA Safety Inc | MSA | Exercise | Non-statutory Stock Option | 3.7k | $29.33 | $109k | | 05/11/2020 |
| 05/11/2020 | MSA Safety Inc | MSA | Sale | Common Stock, no par value | 891 | $120.61 | $107.5k | | 05/11/2020 |
| 05/22/2019 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 1.2k | $0.00 | $0 | | 05/22/2019 |
| 05/08/2019 | MSA Safety Inc | MSA | Exercise | Non-statutory Stock Option | 4.9k | $21.71 | $105.4k | | 05/08/2019 |
| 05/08/2019 | MSA Safety Inc | MSA | Sale | Common Stock, no par value | 4.9k | $110.00 | $533.9k | | 05/08/2019 |
| 05/07/2018 | MSA Safety Inc | MSA | Sale | Common Stock, no par value | 1.2k | $87.54 | $105.6k | | 05/07/2018 |
| 05/07/2018 | MSA Safety Inc | MSA | Exercise | Non-statutory Stock Option | 2.6k | $40.88 | $105.6k | | 05/07/2018 |
| 12/29/2017 | MSA Safety Inc | MSA | Gift | Common Stock, no par value | 300 | $0.00 | $0 | | 12/29/2017 |
| 05/13/2016 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 2.1k | $0.00 | $0 | | 05/13/2016 |
| 05/11/2012 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 1.2k | $0.00 | $0 | | 05/11/2012 |
| 05/11/2012 | MSA Safety Inc | MSA | Grant | Non-statutory Stock Option | 2.7k | $42.54 | $113.8k | | 05/11/2012 |
| 05/16/2011 | MSA Safety Inc | MSA | Grant | Non-statutory Stock Option | 3k | $37.33 | $110.8k | | 05/16/2011 |
| 05/16/2011 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 1.4k | $0.00 | $0 | | 05/16/2011 |
| 05/14/2010 | MSA Safety Inc | MSA | Grant | Common Stock, no par value | 1.8k | $0.00 | $0 | | 05/14/2010 |
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