| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | FORM 3 | 27 Aug 2025 | 20 Aug 2025 | 001-14880 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Dec 2020 | 14 Dec 2020 | 001-39807 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Sep 2018 | 10 Sep 2018 | 000-21393 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Aug 2018 | 12 Jul 2018 | 000-21393 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Jul 2017 | 13 Jul 2017 | 000-21393 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Dec 2016 | 19 Dec 2016 | 000-21393 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Dec 2016 | 12 Dec 2016 | 000-21393 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Jul 2016 | 13 Jul 2016 | 000-21393 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 May 2016 | 02 Feb 2016 | 000-21393 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Aug 2015 | 03 Aug 2015 | 000-21393 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Jul 2015 | 15 Jul 2015 | 000-21393 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Jun 2015 | 23 Jun 2015 | 000-21393 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 25 Jun 2015 | 02 Feb 2015 | 000-21393 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Jun 2015 | 18 Jun 2015 | 000-21393 |
| 4 | Open Document | Open Filing | NEW DIRECTOR AND RSU GRANT FY16 | 04 Feb 2015 | 02 Feb 2015 | 000-21393 |
| 3 | Open Document | Open Filing | NEW DIRECTOR | 04 Feb 2015 | 02 Feb 2015 | 000-21393 |