| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | May 23, 2025 | May 22, 2025 | 001-03034 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 13, 2025 | May 9, 2025 | 001-33841 |
| 4 | Open Document | Open Filing | Apr 23, 2025 | Apr 21, 2025 | 001-34034 | |
| 4 | Open Document | Open Filing | May 23, 2024 | May 22, 2024 | 001-03034 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 13, 2024 | May 10, 2024 | 001-33841 |
| 4 | Open Document | Open Filing | Apr 24, 2024 | Apr 22, 2024 | 001-34034 | |
| 4 | Open Document | Open Filing | May 25, 2023 | May 24, 2023 | 001-03034 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 16, 2023 | May 12, 2023 | 001-33841 |
| 4 | Open Document | Open Filing | Apr 25, 2023 | Apr 24, 2023 | 001-34034 | |
| 4 | Open Document | Open Filing | FORM 4 | May 23, 2022 | May 19, 2022 | 001-03034 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 17, 2022 | May 13, 2022 | 001-33841 |
| 4 | Open Document | Open Filing | Apr 27, 2022 | Apr 25, 2022 | 001-34034 | |
| 4 | Open Document | Open Filing | FORM 4 | May 24, 2021 | May 20, 2021 | 001-03034 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 18, 2021 | May 14, 2021 | 001-33841 |
| 4 | Open Document | Open Filing | Apr 27, 2021 | Apr 26, 2021 | 001-34034 | |
| 5 | Open Document | Open Filing | Feb 12, 2021 | Dec 31, 2020 | 001-34034 | |
| 4 | Open Document | Open Filing | FORM 4 | May 27, 2020 | May 22, 2020 | 001-03034 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 12, 2020 | May 8, 2020 | 001-33841 |
| 4 | Open Document | Open Filing | Apr 28, 2020 | Apr 27, 2020 | 001-34034 | |
| 5 | Open Document | Open Filing | Feb 14, 2020 | Dec 31, 2019 | 001-34034 | |
| 4 | Open Document | Open Filing | FORM 4 | May 17, 2019 | May 15, 2019 | 001-03034 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 14, 2019 | May 10, 2019 | 001-33841 |
| 4 | Open Document | Open Filing | May 1, 2019 | Apr 29, 2019 | 001-34034 | |
| 4 | Open Document | Open Filing | FORM 4 | May 18, 2018 | May 17, 2018 | 001-03034 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 15, 2018 | May 11, 2018 | 001-33841 |
| 4 | Open Document | Open Filing | May 1, 2018 | Apr 30, 2018 | 001-34034 | |
| 4 | Open Document | Open Filing | Jun 19, 2017 | Jun 15, 2017 | 001-33841 | |
| 4 | Open Document | Open Filing | FORM 4 | May 19, 2017 | May 18, 2017 | 001-03034 |
| 4 | Open Document | Open Filing | Apr 26, 2017 | Apr 25, 2017 | 001-34034 | |
| 4 | Open Document | Open Filing | FORM 4 | Feb 9, 2017 | Feb 7, 2017 | 001-03034 |
| 4 | Open Document | Open Filing | Nov 10, 2016 | Nov 8, 2016 | 001-34034 | |
| 3 | Open Document | Open Filing | Nov 10, 2016 | Nov 7, 2016 | 001-34034 | |
| 4 | Open Document | Open Filing | FORM 4 | May 19, 2016 | May 19, 2016 | 001-03034 |
| 4 | Open Document | Open Filing | May 16, 2016 | May 16, 2016 | 001-33841 | |
| 4 | Open Document | Open Filing | FORM 4 | Dec 30, 2015 | Dec 28, 2015 | 001-03034 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 30, 2015 | Sep 28, 2015 | 001-03034 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 19, 2015 | Aug 19, 2015 | 001-03034 |
| 3 | Open Document | Open Filing | FORM 3 | Aug 18, 2015 | Aug 18, 2015 | 001-03034 |
| 4/A | Open Document | Open Filing | FORM 4/A | Jul 23, 2015 | Mar 5, 2015 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 21, 2015 | Mar 5, 2015 | 001-32327 |
| 4 | Open Document | Open Filing | May 11, 2015 | May 7, 2015 | 001-33841 | |
| 4 | Open Document | Open Filing | FORM 4 | Mar 9, 2015 | Mar 5, 2015 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 5, 2014 | Dec 3, 2014 | 001-32327 |
| 4 | Open Document | Open Filing | PROKOPANKO 10B5-1 OPTION EXERCISE AND SALE (11-3-2014) - FORM 4 | Nov 4, 2014 | Nov 3, 2014 | 001-32327 |
| 4 | Open Document | Open Filing | PROKOPANKO 10B5-1 OPTION EXERCISE AND SALE (10-3-2014) - FORM 4 | Oct 7, 2014 | Oct 3, 2014 | 001-32327 |
| 4 | Open Document | Open Filing | PROKOPANKO 2011 GRANT RELEASES (7-21-2014) - FORM 4 | Jul 23, 2014 | Apr 10, 2014 | 001-32327 |
| 4 | Open Document | Open Filing | May 12, 2014 | May 8, 2014 | 001-33841 | |
| 4 | Open Document | Open Filing | PROKOPANKO 2014 LTI AWARD (3-7-2014) - FORM 4 | Mar 11, 2014 | Mar 6, 2014 | 001-32327 |