| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 17, 2022 | May 13, 2022 | 001-36105 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2021 | Jun 1, 2021 | 001-36105 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 4, 2021 | May 3, 2021 | 001-31447 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 8, 2021 | Mar 4, 2021 | 001-31447 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2021 | Mar 1, 2021 | 001-31447 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 18, 2020 | May 15, 2020 | 001-36105 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 5, 2020 | May 1, 2020 | 001-31447 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 20, 2019 | May 17, 2019 | 001-36105 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 3, 2019 | May 1, 2019 | 001-31447 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 22, 2018 | May 18, 2018 | 001-36105 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 3, 2018 | May 1, 2018 | 001-31447 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | May 3, 2018 | Apr 26, 2018 | 001-31447 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 16, 2017 | May 12, 2017 | 001-36105 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Mar 15, 2017 | Mar 6, 2017 | 001-36105 |