| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2025 | 16 May 2025 | 001-35020 |
| 4 | Open Document | Open Filing | FORM 4 | 14 May 2025 | 14 May 2025 | 001-35020 |
| 4 | Open Document | Open Filing | FORM 4 | 21 May 2024 | 17 May 2024 | 001-35020 |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2023 | 18 May 2023 | 001-35020 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Mar 2023 | 17 Mar 2023 | 001-35020 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Mar 2023 | 18 Mar 2023 | 001-35020 |
| 4 | Open Document | Open Filing | FORM 4 | 23 May 2022 | 20 May 2022 | 001-35020 |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2022 | 18 May 2022 | 001-35020 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2022 | 17 May 2022 | 001-35020 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2021 | 18 May 2021 | 001-35020 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2021 | 09 Feb 2021 | 001-35020 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Sep 2020 | 21 Sep 2020 | 001-35020 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Aug 2020 | 24 Aug 2020 | 001-35020 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2020 | 26 May 2020 | 001-35020 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2020 | 20 May 2020 | 001-35020 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2020 | 30 Mar 2020 | 001-35020 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Mar 2019 | 19 Mar 2018 | 001-37427 |
| 3 | Open Document | Open Filing | FORM 3 | 04 Feb 2019 | 25 Jan 2019 | 001-37427 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Dec 2018 | 18 Dec 2018 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Dec 2018 | 12 Dec 2018 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jul 2018 | 05 Jul 2018 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Jun 2018 | 11 Jun 2018 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Feb 2018 | 22 Feb 2018 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Feb 2018 | 18 Feb 2018 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Oct 2017 | 03 Oct 2017 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Apr 2017 | 01 Apr 2017 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Feb 2017 | 24 Feb 2017 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Feb 2017 | 22 Feb 2017 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Feb 2017 | 18 Feb 2017 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jul 2016 | 02 Jul 2016 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Apr 2016 | 02 Apr 2016 | 000-21810 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 02 Mar 2016 | 02 Nov 2015 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Feb 2016 | 24 Feb 2016 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Feb 2016 | 18 Feb 2016 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Nov 2015 | 02 Nov 2015 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Aug 2015 | 10 Aug 2015 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jul 2015 | 02 Jul 2015 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2015 | 11 May 2015 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Feb 2015 | 18 Feb 2015 | 000-21810 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Nov 2014 | 20 Nov 2014 | 000-21810 |
| 4 | Open Document | Open Filing | OPTION EXERCISE AND SALE | 03 Sep 2014 | 02 Sep 2014 | 000-21810 |
| 4 | Open Document | Open Filing | OPTION EXERCISE AND SALE | 29 Aug 2014 | 28 Aug 2014 | 000-21810 |
| 4 | Open Document | Open Filing | RESTRICTED STOCK VEST TAXES | 03 Jul 2014 | 02 Jul 2014 | 000-21810 |
| 4 | Open Document | Open Filing | SHARE SALE | 07 Mar 2014 | 06 Mar 2014 | 000-21810 |
| 4 | Open Document | Open Filing | OPTION AND RESTRICTED STOCK GRANT | 21 Feb 2014 | 19 Feb 2014 | 000-21810 |