| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 02 Jul 2024 | 02 Jul 2024 | 000-20278 |
| 4 | Open Document | Open Filing | FORM 4 | 08 May 2024 | 07 May 2024 | 000-20278 |
| 4 | Open Document | Open Filing | FORM 4 | 04 May 2023 | 02 May 2023 | 000-20278 |
| 4 | Open Document | Open Filing | FORM 4 | 05 May 2022 | 03 May 2022 | 000-20278 |
| 4 | Open Document | Open Filing | FORM 4 | 05 May 2021 | 04 May 2021 | 000-20278 |
| 4 | Open Document | Open Filing | FORM 4 | 06 May 2020 | 06 May 2020 | 000-20278 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Jun 2019 | 21 Jun 2019 | 000-20278 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 May 2018 | 14 May 2018 | 000-20278 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jun 2017 | 02 Jun 2017 | 000-20278 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jun 2017 | 01 Jun 2017 | 001-36114 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jun 2017 | 01 Jun 2017 | 001-32721 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Sep 2016 | 27 Sep 2016 | 001-36114 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Sep 2016 | 08 Sep 2016 | 001-36114 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Jul 2016 | 26 Jul 2016 | 001-36114 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Jun 2016 | 23 Jun 2016 | 001-35612 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Jun 2016 | 23 Jun 2016 | 001-32721 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 May 2016 | 16 May 2016 | 001-36114 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Jan 2016 | 20 Jan 2016 | 001-35612 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Sep 2015 | 25 Sep 2015 | 001-36114 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Sep 2015 | 25 Sep 2015 | 001-32721 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Aug 2015 | 05 Aug 2015 | 001-36114 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Jan 2015 | 21 Jan 2015 | 001-35612 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Dec 2014 | 26 Dec 2014 | 001-36114 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Sep 2014 | 25 Sep 2014 | 001-32721 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Aug 2014 | 20 Aug 2014 | 001-36114 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Aug 2014 | 14 Aug 2014 | 001-32721 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Aug 2014 | 08 Aug 2014 | 001-32721 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jun 2014 | 17 Jun 2014 | 001-35612 |