| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| OEC | Chief Accounting Officer | Apr 03, 2023 | Option Exercise | $25.95 | 191 | 4,956 | 19,599 | Apr 05, 2023, 08:00 PM |
| OEC | Chief Accounting Officer | Mar 06, 2023 | Sale | $26.60 | 2,514 | 66,872 | 19,638 | Mar 08, 2023, 05:04 PM |
| OEC | Chief Accounting Officer | Jan 11, 2023 | Buy | $19.23 | 2 | 38 | 22,152 | Mar 08, 2023, 05:01 PM |
| OEC | Chief Accounting Officer | Oct 04, 2022 | Buy | $14.47 | 3 | 43 | 20,105 | Mar 08, 2023, 05:01 PM |
| OEC | Chief Accounting Officer | Jul 01, 2022 | Buy | $15.37 | 3 | 46 | 20,102 | Mar 08, 2023, 05:01 PM |
| OEC | Chief Accounting Officer | Apr 07, 2022 | Buy | $14.47 | 3 | 43 | 10,099 | Mar 08, 2023, 05:01 PM |
| OEC | Chief Accounting Officer | Jan 12, 2022 | Buy | $18.75 | 2 | 37 | 10,096 | Mar 08, 2023, 05:01 PM |
| OEC | CAO and Interim CFO | Nov 10, 2021 | Buy | $20.07 | 2,500 | 50,166 | 10,094 | Nov 10, 2021, 06:03 PM |
| CLW | Sr. VP, Finance and CFO | Apr 08, 2020 | Option Exercise | $18.00 | 354 | 6,372 | 24,130 | Apr 10, 2020, 05:05 PM |
| CLW | Sr. VP, Finance and CFO | Apr 01, 2020 | Option Exercise | $17.75 | 15,297 | 271,522 | 24,484 | Apr 03, 2020, 05:00 PM |
| CLW | Sr. VP, Finance and CFO | Mar 03, 2020 | Option Exercise | $28.67 | 4,784 | 137,157 | 9,187 | Mar 04, 2020, 05:05 PM |
| CLW | Sr. VP, Finance and CFO | Apr 08, 2019 | Option Exercise | $20.27 | 4,403 | 89,249 | 4,403 | Apr 10, 2019, 05:21 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| OEC | Chief Accounting Officer | Apr 03, 2023 | Option Exercise | 4,956 |
| OEC | Chief Accounting Officer | Mar 06, 2023 | Sale | 66,872 |
| OEC | Chief Accounting Officer | Jan 11, 2023 | Buy | 38 |
| OEC | Chief Accounting Officer | Oct 04, 2022 | Buy | 43 |
| OEC | Chief Accounting Officer | Jul 01, 2022 | Buy | 46 |
| OEC | Chief Accounting Officer | Apr 07, 2022 | Buy | 43 |
| OEC | Chief Accounting Officer | Jan 12, 2022 | Buy | 37 |
| OEC | CAO and Interim CFO | Nov 10, 2021 | Buy | 50,166 |
| CLW | Sr. VP, Finance and CFO | Apr 08, 2020 | Option Exercise | 6,372 |
| CLW | Sr. VP, Finance and CFO | Apr 01, 2020 | Option Exercise | 271,522 |
| CLW | Sr. VP, Finance and CFO | Mar 03, 2020 | Option Exercise | 137,157 |
| CLW | Sr. VP, Finance and CFO | Apr 08, 2019 | Option Exercise | 89,249 |