| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 07 Jun 2024 | 05 Jun 2024 | 001-37813 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jun 2023 | 01 Jun 2023 | 001-37813 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 20 Apr 2023 | 16 Sep 2022 | 001-37813 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Oct 2022 | 29 Sep 2022 | 001-37813 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Sep 2022 | 16 Sep 2022 | 001-37813 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 19 Sep 2022 | 16 Sep 2022 | 001-37813 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Sep 2022 | 16 Sep 2022 | 001-38169 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Aug 2022 | 24 Aug 2022 | 001-38169 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Aug 2021 | 24 Aug 2021 | 001-38169 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Aug 2020 | 20 Aug 2020 | 001-38169 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Aug 2019 | 22 Aug 2019 | 001-38169 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 5 TO SCHEDULE 13D | 11 Jan 2019 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Nov 2018 | 14 Nov 2018 | 000-54748 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Aug 2018 | 26 Aug 2018 | 001-38169 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 4 TO SCHEDULE 13D | 22 Aug 2018 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 Aug 2018 | 13 Aug 2018 | 000-54748 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 3 TO SCHEDULE 13D | 17 Jul 2018 | ||
| 4 | Open Document | Open Filing | 17 Jul 2018 | 13 Jul 2018 | 000-54748 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 May 2018 | 24 May 2018 | 001-38169 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 2 TO SCHEDULE 13D | 11 Apr 2018 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 06 Apr 2018 | 04 Apr 2018 | 000-54748 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 1 TO SC 13D | 19 Jan 2018 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Jan 2018 | 29 Dec 2017 | 000-54748 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Nov 2017 | 22 Nov 2017 | 001-38169 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Aug 2017 | 14 Aug 2017 | 001-31361 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 27 Jul 2017 | 27 Jul 2017 | 001-38169 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Jul 2017 | 14 Jul 2017 | 001-31361 |
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | 17 Apr 2017 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Apr 2017 | 13 Apr 2017 | 000-54748 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Mar 2017 | 15 Mar 2017 | 000-54748 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 06 Oct 2016 | 04 Oct 2016 | 001-31361 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 07 Jul 2016 | 07 Jul 2016 | 000-54748 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 May 2016 | 19 May 2016 | 000-54748 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Jan 2015 | 07 Jan 2015 | 000-54748 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 Apr 2014 | 01 Apr 2014 | 000-54748 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 Apr 2014 | 01 Oct 2013 | 000-54748 |