| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 03 Jun 2025 | 01 Jun 2025 | 000-33043 | |
| 4 | Open Document | Open Filing | 23 May 2024 | 21 May 2024 | 000-33043 | |
| 4 | Open Document | Open Filing | 25 May 2023 | 23 May 2023 | 000-33043 | |
| 4 | Open Document | Open Filing | 26 May 2022 | 24 May 2022 | 000-33043 | |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Aug 2021 | 09 Aug 2021 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 26 May 2021 | 25 May 2021 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jan 2021 | 04 Jan 2021 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 27 May 2020 | 26 May 2020 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 15 May 2019 | 14 May 2019 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 07 May 2019 | 24 Apr 2019 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 20 Mar 2019 | 17 Mar 2019 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 12 Mar 2019 | 11 Mar 2019 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 Mar 2019 | 05 Mar 2019 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Dec 2018 | 15 Dec 2018 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 Jun 2018 | 15 Jun 2018 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jun 2018 | 04 Jun 2018 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 16 May 2018 | 15 May 2018 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 07 Mar 2018 | 06 Mar 2018 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 Feb 2018 | 06 Feb 2018 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 Dec 2017 | 15 Dec 2017 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 15 Sep 2017 | 04 Feb 2017 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 16 Aug 2017 | 15 Aug 2017 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 16 Jun 2017 | 15 Jun 2017 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 09 Mar 2017 | 07 Mar 2017 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Feb 2017 | 08 Feb 2017 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 16 Dec 2016 | 15 Dec 2016 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 07 Jul 2016 | 06 Jul 2016 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 01 Jul 2016 | 01 Jul 2016 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 16 Jun 2016 | 15 Jun 2016 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 29 Apr 2016 | 29 Apr 2016 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 26 Apr 2016 | 26 Apr 2016 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 Mar 2016 | 07 Mar 2016 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 Feb 2016 | 04 Feb 2016 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jan 2016 | 04 Jan 2016 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Dec 2015 | 15 Dec 2015 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 Sep 2015 | 01 Sep 2015 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 14 Aug 2015 | 13 Aug 2015 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 Jul 2015 | 01 Jul 2015 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Jun 2015 | 15 Jun 2015 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 Apr 2015 | 31 Mar 2015 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Feb 2015 | 06 Feb 2015 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 Jan 2015 | 02 Jan 2015 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Dec 2014 | 15 Dec 2014 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Sep 2014 | 15 Sep 2014 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Sep 2014 | 02 Sep 2014 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 19 Aug 2014 | 15 Aug 2014 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 11 Jul 2014 | 09 Jul 2014 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 24 Feb 2014 | 20 Feb 2014 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 07 Feb 2014 | 04 Feb 2014 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 14 Jan 2014 | 09 Jan 2014 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 Jan 2014 | 02 Jan 2013 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 Dec 2013 | 16 Dec 2013 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 25 Oct 2013 | 23 Oct 2013 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 23 Oct 2013 | 21 Oct 2013 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 24 Sep 2013 | 20 Sep 2013 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Jul 2013 | 01 Jul 2013 | 000-33043 |
| 4/A | Open Document | Open Filing | FORM 4/A - | 13 Jun 2013 | 04 Jun 2013 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 Jun 2013 | 04 Jun 2013 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 May 2013 | 01 May 2013 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Apr 2013 | 01 Apr 2013 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 22 Mar 2013 | 20 Mar 2013 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 Feb 2013 | 05 Feb 2013 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jan 2013 | 02 Jan 2013 | 000-33043 |
| 4/A | Open Document | Open Filing | FORM 4/A - | 22 Oct 2012 | 01 Jul 2011 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 11 Sep 2012 | 07 Sep 2011 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 16 Mar 2012 | 07 Feb 2012 | 000-33043 |
| 4 | Open Document | Open Filing | FORM 4 - | 05 Jan 2012 | 03 Jan 2012 | 000-33043 |