| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Dec 8, 2021 | Dec 6, 2021 | 001-33982 | |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | May 3, 2021 | Apr 28, 2021 | 001-40313 |
| 4 | Open Document | Open Filing | Dec 11, 2020 | Dec 10, 2020 | 001-33982 | |
| 4 | Open Document | Open Filing | Sep 23, 2020 | Sep 14, 2020 | 001-33982 | |
| 4 | Open Document | Open Filing | Dec 10, 2019 | Dec 6, 2019 | 001-33982 | |
| 4 | Open Document | Open Filing | Dec 14, 2018 | Dec 12, 2018 | 001-33982 | |
| 4 | Open Document | Open Filing | Dec 10, 2018 | Dec 6, 2018 | 001-33982 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 21, 2018 | Nov 19, 2018 | 001-08207 |
| 4 | Open Document | Open Filing | Sep 20, 2018 | Sep 18, 2018 | 001-33982 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 21, 2018 | May 17, 2018 | 001-08207 |
| 4 | Open Document | Open Filing | Mar 13, 2018 | Mar 9, 2018 | 001-33982 | |
| 4 | Open Document | Open Filing | Dec 14, 2017 | Dec 12, 2017 | 001-33982 | |
| 4 | Open Document | Open Filing | Oct 12, 2017 | Oct 10, 2017 | 001-33982 | |
| 4 | Open Document | Open Filing | Oct 10, 2017 | Oct 6, 2017 | 001-33982 | |
| 4 | Open Document | Open Filing | Oct 6, 2017 | Oct 4, 2017 | 001-33982 | |
| 4 | Open Document | Open Filing | Aug 22, 2017 | Aug 21, 2017 | 001-33982 | |
| 4 | Open Document | Open Filing | Aug 21, 2017 | Aug 17, 2017 | 001-33982 | |
| 4 | Open Document | Open Filing | Aug 17, 2017 | Aug 15, 2017 | 001-33982 | |
| 4 | Open Document | Open Filing | Aug 15, 2017 | Aug 11, 2017 | 001-33982 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 22, 2017 | May 18, 2017 | 001-08207 |
| 4 | Open Document | Open Filing | May 15, 2017 | May 11, 2017 | 001-33982 | |
| 4 | Open Document | Open Filing | Dec 9, 2016 | Dec 7, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 30, 2016 | Nov 29, 2016 | 001-08207 |
| 4 | Open Document | Open Filing | Nov 25, 2016 | Nov 22, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Nov 22, 2016 | Nov 18, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Nov 18, 2016 | Nov 16, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Nov 16, 2016 | Nov 14, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Nov 8, 2016 | Nov 4, 2016 | 001-33982 | |
| SC 13G | Open Document | Open Filing | SC 13G | Jun 28, 2016 | ||
| 4 | Open Document | Open Filing | Jun 14, 2016 | Jun 10, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Jun 13, 2016 | Jun 9, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Jun 10, 2016 | Jun 8, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Jun 9, 2016 | Jun 7, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Jun 8, 2016 | Jun 6, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Jun 7, 2016 | Jun 3, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Jun 6, 2016 | Jun 2, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Jun 3, 2016 | Jun 1, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Jun 2, 2016 | May 31, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Jun 1, 2016 | May 27, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 23, 2016 | May 19, 2016 | 001-08207 |
| 4 | Open Document | Open Filing | Apr 27, 2016 | Apr 25, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Apr 25, 2016 | Apr 21, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Apr 21, 2016 | Apr 19, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Apr 19, 2016 | Apr 15, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Apr 15, 2016 | Apr 13, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Apr 13, 2016 | Apr 11, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Apr 11, 2016 | Apr 7, 2016 | 001-33982 | |
| 4 | Open Document | Open Filing | Dec 21, 2015 | Dec 17, 2015 | 001-33982 | |
| 4 | Open Document | Open Filing | Nov 17, 2015 | Nov 13, 2015 | 001-33982 | |
| 4 | Open Document | Open Filing | Oct 5, 2015 | Oct 1, 2015 | 001-33982 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 5, 2015 | Oct 1, 2015 | 001-36188 |
| 3 | Open Document | Open Filing | Oct 5, 2015 | Oct 1, 2015 | 001-33982 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 1, 2015 | Aug 28, 2015 | 001-36188 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 26, 2015 | May 21, 2015 | 001-08207 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 11, 2015 | May 8, 2015 | 001-36188 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | Feb 12, 2015 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 4, 2015 | Feb 3, 2015 | 001-36188 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 3, 2014 | Dec 1, 2014 | 001-36188 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 17, 2014 | Oct 17, 2014 | 001-36188 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 2, 2014 | Sep 30, 2014 | 001-36188 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 8, 2014 | Aug 8, 2014 | 001-36188 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 3, 2014 | Jul 2, 2014 | 001-36188 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 28, 2014 | May 27, 2014 | 001-36188 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 27, 2014 | May 22, 2014 | 001-08207 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 14, 2014 | May 14, 2014 | 001-36188 |
| SC 13G | Open Document | Open Filing | SC 13G | Feb 14, 2014 |