| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Oct 2021 | 20 Oct 2021 | 001-40767 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Sep 2020 | 22 Sep 2020 | 000-23386 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Aug 2020 | 10 Aug 2020 | 000-23386 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Aug 2020 | 06 Aug 2020 | 000-23386 |
| 4 | Open Document | Open Filing | 02 Jan 2020 | 30 Dec 2019 | 001-07265 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Dec 2019 | 25 Nov 2019 | 000-23386 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Nov 2019 | 31 Oct 2019 | 001-13458 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Sep 2019 | 30 Aug 2019 | 000-23386 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jun 2019 | 03 Jun 2019 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Feb 2019 | 08 Feb 2019 | 000-23386 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jan 2019 | 10 Jan 2019 | 000-23386 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Nov 2018 | 09 Nov 2018 | 000-23386 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Oct 2018 | 17 Oct 2018 | 000-23386 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Sep 2018 | 18 Sep 2018 | 001-07265 |
| 4/A | Open Document | Open Filing | FORM 4/A | 20 Sep 2018 | 07 Sep 2018 | 001-07265 |
| 4/A | Open Document | Open Filing | FORM 4/A | 20 Sep 2018 | 30 Apr 2018 | 001-07265 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 16 Aug 2018 | 13 Aug 2018 | 000-23386 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Feb 2018 | 12 Feb 2018 | 001-13458 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Feb 2018 | 08 Feb 2018 | 001-13458 |
| 4/A | Open Document | Open Filing | FORM 4/A | 12 Feb 2018 | 06 Feb 2018 | 001-13458 |
| 3/A | Open Document | Open Filing | FORM 3/A | 12 Feb 2018 | 05 Feb 2018 | 001-13458 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2016 | 29 Feb 2016 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Feb 2016 | 24 Feb 2016 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Feb 2016 | 17 Feb 2016 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jan 2016 | 13 Jan 2016 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Dec 2015 | 23 Dec 2015 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Dec 2015 | 04 Dec 2015 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Nov 2015 | 13 Nov 2015 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Nov 2015 | 09 Nov 2015 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Sep 2015 | 28 Sep 2015 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Aug 2015 | 26 Aug 2015 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Aug 2015 | 14 Aug 2015 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Aug 2015 | 10 Aug 2015 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Aug 2015 | 30 Jul 2015 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jul 2015 | 23 Jul 2015 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Jul 2015 | 21 Jul 2015 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Jul 2015 | 16 Jul 2015 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jul 2015 | 01 Jul 2015 | 001-07265 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jun 2015 | 25 Jun 2015 | 001-07265 |
| 3 | Open Document | Open Filing | FORM 3 | 29 Jun 2015 | 23 Jun 2015 | 001-07265 |