| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 1, 2022 | Aug 30, 2022 | 001-36451 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 30, 2022 | Aug 29, 2022 | 001-36451 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 17, 2022 | May 13, 2022 | 001-36451 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 5, 2022 | Apr 1, 2022 | 001-36451 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 17, 2021 | Nov 15, 2021 | 001-36451 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 19, 2021 | May 18, 2021 | 001-36451 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 5, 2021 | Apr 2, 2021 | 001-36451 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 23, 2021 | Mar 19, 2021 | 001-36451 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 17, 2021 | Mar 15, 2021 | 001-36451 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 19, 2020 | Nov 17, 2020 | 001-36451 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 18, 2020 | May 14, 2020 | 001-36451 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 23, 2020 | Mar 18, 2020 | 001-36451 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 18, 2020 | Mar 16, 2020 | 001-36451 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 18, 2019 | Nov 14, 2019 | 001-36451 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 17, 2019 | May 14, 2019 | 001-36451 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 19, 2019 | Feb 12, 2019 | 001-36451 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 20, 2018 | Nov 14, 2018 | 001-36451 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 18, 2018 | May 14, 2018 | 001-36451 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 18, 2018 | Jan 16, 2018 | 001-36451 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 20, 2017 | Nov 14, 2017 | 001-36451 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 13, 2017 | Jan 12, 2017 | 001-36451 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 22, 2016 | Nov 17, 2016 | 001-36451 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 18, 2015 | Dec 16, 2015 | 001-36451 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 19, 2015 | May 15, 2015 | 001-36451 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 19, 2014 | Dec 17, 2014 | 001-36451 |