| Date | Name | Title | Type | Security | Shares | Price | Value | Ownership | Reported |
| 10/01/2021 | HAMMETT SUZANNE | Director | Disposition | Common Stock | 42.1k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Tedone John J | VP Finance & CAO | Grant | Common Stock | 6.4k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Tedone John J | VP Finance & CAO | Disposition | Common Stock | 22.5k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Tedone John J | VP Finance & CAO | Disposition | Non-Qualified Stock Option (Right to Buy) | 17.5k | $11.09 | $194.1k | | 10/01/2021 |
| 10/01/2021 | GILES MARC T | Director | Disposition | Common Stock | 34.6k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Graves Paul W | Director | Disposition | Common Stock | 773 | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | McDaniel Chad A. | Exec.VP, General Counsel & CAO | Grant | Common Stock | 16k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | McDaniel Chad A. | Exec.VP, General Counsel & CAO | Disposition | Common Stock | 82.1k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | McDaniel Chad A. | Exec.VP, General Counsel & CAO | Disposition | Non-Qualified Stock Option (Right to Buy) | 1.1k | $16.98 | $19.3k | | 10/01/2021 |
| 10/01/2021 | McDaniel Chad A. | Exec.VP, General Counsel & CAO | Disposition | Non-Qualified Stock Option (Right to Buy) | 5.2k | $27.96 | $146.8k | | 10/01/2021 |
| 10/01/2021 | McDaniel Chad A. | Exec.VP, General Counsel & CAO | Disposition | Non-Qualified Stock Option (Right to Buy) | 6.8k | $36.74 | $248k | | 10/01/2021 |
| 10/01/2021 | McDaniel Chad A. | Exec.VP, General Counsel & CAO | Disposition | Non-Qualified Stock Option (Right to Buy) | 9.1k | $51.85 | $470.5k | | 10/01/2021 |
| 10/01/2021 | McDaniel Chad A. | Exec.VP, General Counsel & CAO | Disposition | Non-Qualified Stock Option (Right to Buy) | 27.6k | $20.16 | $556.5k | | 10/01/2021 |
| 10/01/2021 | McDaniel Chad A. | Exec.VP, General Counsel & CAO | Disposition | Non-Qualified Stock Option (Right to Buy) | 42.8k | $20.05 | $857.7k | | 10/01/2021 |
| 10/01/2021 | McDaniel Chad A. | Exec.VP, General Counsel & CAO | Disposition | Non-Qualified Stock Option (Right to Buy) | 26.8k | $21.70 | $580.8k | | 10/01/2021 |
| 10/01/2021 | Cannon James J | Director | Disposition | Common Stock | 14.6k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Greenstein Sara A. | President and CEO | Grant | Common Stock | 53.5k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Greenstein Sara A. | President and CEO | Disposition | Common Stock | 220k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Greenstein Sara A. | President and CEO | Disposition | Non-Qualified Stock Option (Right to Buy) | 110.6k | $18.62 | $2.1M | | 10/01/2021 |
| 10/01/2021 | Harper Katherine Carolyn | Director | Disposition | Common Stock | 773 | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Gonzales Randall B | EXEC VP & CFO | Grant | Common Stock | 20.3k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Gonzales Randall B | EXEC VP & CFO | Disposition | Common Stock | 91.2k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Gonzales Randall B | EXEC VP & CFO | Disposition | Non-Qualified Stock Option (Right to Buy) | 11.2k | $49.35 | $551.7k | | 10/01/2021 |
| 10/01/2021 | Gonzales Randall B | EXEC VP & CFO | Disposition | Non-Qualified Stock Option (Right to Buy) | 31.1k | $20.16 | $626.1k | | 10/01/2021 |
| 10/01/2021 | Gonzales Randall B | EXEC VP & CFO | Disposition | Non-Qualified Stock Option (Right to Buy) | 31.5k | $21.70 | $683.3k | | 10/01/2021 |
| 10/01/2021 | Bills David G | Director | Disposition | Common Stock | 23.4k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Junker Robert B. | President, Lydall TNW | Grant | Common Stock | 9.3k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Junker Robert B. | President, Lydall TNW | Disposition | Common Stock | 40.2k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Junker Robert B. | President, Lydall TNW | Disposition | Non-Qualified Stock Option (Right to Buy) | 23.6k | $19.60 | $462.4k | | 10/01/2021 |
| 10/01/2021 | Diwanji Ashish P. | President, Perf Materials | Grant | Common Stock | 14.9k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Diwanji Ashish P. | President, Perf Materials | Disposition | Common Stock | 56.3k | $0.00 | $0 | | 10/01/2021 |
| 10/01/2021 | Diwanji Ashish P. | President, Perf Materials | Disposition | Non-Qualified Stock Option (Right to Buy) | 40.9k | $8.69 | $355.2k | | 10/01/2021 |
| 10/01/2021 | Glenn David D. | Pres, Thermal Acoustical Solut | Disposition | Non-Qualified Stock Option (Right to Buy) | 11k | $21.70 | $239.2k | | 10/01/2021 |
| 10/01/2021 | Glenn David D. | Pres, Thermal Acoustical Solut | Disposition | Non-Qualified Stock Option (Right to Buy) | 21.4k | $20.05 | $428.9k | | 10/01/2021 |
| 10/01/2021 | Glenn David D. | Pres, Thermal Acoustical Solut | Disposition | Non-Qualified Stock Option (Right to Buy) | 6.9k | $20.16 | $139.2k | | 10/01/2021 |
|