| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | May 5, 2022 | May 3, 2022 | 001-04448 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Apr 7, 2022 | Apr 5, 2022 | 001-04448 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 5, 2022 | Apr 1, 2022 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 5, 2022 | Jan 3, 2022 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 5, 2021 | Oct 1, 2021 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 6, 2021 | Jul 1, 2021 | 001-01927 |
| 4 | Open Document | Open Filing | May 13, 2021 | May 12, 2021 | 001-09576 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 6, 2021 | May 4, 2021 | 001-04448 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 7, 2021 | Apr 5, 2021 | 001-04448 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 5, 2021 | Apr 1, 2021 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 6, 2021 | Jan 4, 2021 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 5, 2020 | Oct 1, 2020 | 001-01927 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 24, 2020 | Aug 20, 2020 | 001-04448 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 6, 2020 | Jul 1, 2020 | 001-01927 |
| 4 | Open Document | Open Filing | May 14, 2020 | May 13, 2020 | 001-09576 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 7, 2020 | May 5, 2020 | 001-04448 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 3, 2020 | Apr 1, 2020 | 001-04448 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 3, 2020 | Apr 1, 2020 | 001-01927 |
| 4 | Open Document | Open Filing | Mar 18, 2020 | Mar 16, 2020 | 001-09576 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 6, 2020 | Jan 2, 2020 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 3, 2019 | Oct 1, 2019 | 001-01927 |
| 4 | Open Document | Open Filing | Aug 6, 2019 | Aug 5, 2019 | 001-09576 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 3, 2019 | Jul 1, 2019 | 001-01927 |
| 4 | Open Document | Open Filing | May 21, 2019 | May 17, 2019 | 001-09576 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 9, 2019 | May 7, 2019 | 001-04448 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 3, 2019 | Apr 1, 2019 | 001-04448 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 3, 2019 | Apr 1, 2019 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 4, 2019 | Jan 2, 2019 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 3, 2018 | Oct 1, 2018 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 3, 2018 | Jul 2, 2018 | 001-01927 |
| 4 | Open Document | Open Filing | May 15, 2018 | May 11, 2018 | 001-09576 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 10, 2018 | May 8, 2018 | 001-04448 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2018 | Apr 2, 2018 | 001-04448 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 4, 2018 | Apr 2, 2018 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 4, 2018 | Jan 2, 2018 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 4, 2017 | Oct 2, 2017 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 6, 2017 | Jul 3, 2017 | 001-01927 |
| 4/A | Open Document | Open Filing | May 15, 2017 | May 12, 2017 | 001-09576 | |
| 4 | Open Document | Open Filing | May 12, 2017 | May 12, 2017 | 001-09576 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 4, 2017 | May 2, 2017 | 001-04448 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 5, 2017 | Apr 3, 2017 | 001-01927 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 23, 2017 | Feb 22, 2017 | 001-04448 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 5, 2017 | Jan 3, 2017 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 5, 2016 | Oct 3, 2016 | 001-01927 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 4, 2016 | Oct 3, 2016 | 001-04448 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 6, 2016 | Jul 1, 2016 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 7, 2016 | Jun 6, 2016 | 001-04448 |
| 4 | Open Document | Open Filing | Jun 1, 2016 | May 27, 2016 | 001-09576 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 5, 2016 | May 3, 2016 | 001-04448 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 5, 2016 | Apr 1, 2016 | 001-01927 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 18, 2016 | Feb 17, 2016 | 001-04448 |
| 4 | Open Document | Open Filing | Feb 12, 2016 | Feb 11, 2016 | 001-09576 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 6, 2016 | Jan 4, 2016 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 5, 2015 | Oct 1, 2015 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 6, 2015 | Jul 1, 2015 | 001-04448 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 6, 2015 | Jul 1, 2015 | 001-01927 |
| 4 | Open Document | Open Filing | May 15, 2015 | May 13, 2015 | 001-09576 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 7, 2015 | May 5, 2015 | 001-04448 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 2, 2015 | Apr 1, 2015 | 001-01927 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 10, 2015 | Feb 6, 2015 | 001-04448 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 6, 2015 | Jan 2, 2015 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 3, 2014 | Oct 1, 2014 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 2, 2014 | Jul 1, 2014 | 001-01927 |
| 4 | Open Document | Open Filing | May 20, 2014 | May 16, 2014 | 001-09576 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 8, 2014 | May 6, 2014 | 001-04448 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 3, 2014 | Apr 1, 2014 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 5, 2014 | Mar 3, 2014 | 001-01927 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 6, 2014 | Jan 2, 2014 | 001-01927 |