| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 15 Dec 2022 | 13 Dec 2022 | 000-33501 |
| 144 | Open Document | Open Filing | 12 Dec 2022 | |||
| 4 | Open Document | Open Filing | FORM 4 | 09 Dec 2022 | 30 Nov 2022 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Jul 2020 | 31 Jul 2020 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Jul 2020 | 30 Apr 2020 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Jun 2018 | 12 Jun 2018 | 000-33501 |
| 144 | Open Document | Open Filing | 144 | 08 Jun 2018 | ||
| 4 | Open Document | Open Filing | FORM 4 | 15 Sep 2017 | 13 Sep 2017 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Mar 2017 | 10 Mar 2017 | 000-33501 |
| 144 | Open Document | Open Filing | 144 | 10 Mar 2017 | ||
| 4 | Open Document | Open Filing | FORM 4 | 31 May 2016 | 31 May 2016 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Sep 2015 | 10 Sep 2015 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Sep 2015 | 25 Aug 2015 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Feb 2015 | 04 Feb 2015 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Aug 2014 | 26 Aug 2014 | 000-33501 |