| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Mar 2022 | 09 Mar 2022 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2022 | 04 Mar 2022 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Mar 2022 | 25 Feb 2022 | 001-16853 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 11 Feb 2022 | 31 Dec 2021 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Aug 2021 | 05 Aug 2021 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Mar 2021 | 06 Mar 2021 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2021 | 04 Mar 2021 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Mar 2021 | 25 Feb 2021 | 001-16853 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 12 Feb 2021 | 31 Dec 2020 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2020 | 11 May 2020 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2020 | 13 Mar 2020 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Mar 2020 | 04 Mar 2020 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Mar 2020 | 03 Mar 2020 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Feb 2020 | 25 Feb 2020 | 001-16853 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 31 Jan 2020 | 31 Dec 2019 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Aug 2019 | 12 Aug 2019 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jun 2019 | 12 Jun 2019 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 May 2019 | 02 May 2019 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Mar 2019 | 08 Mar 2019 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Mar 2019 | 04 Mar 2019 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Mar 2019 | 01 Mar 2019 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Feb 2019 | 26 Feb 2019 | 001-16853 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 05 Feb 2019 | 31 Dec 2018 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Sep 2018 | 14 Sep 2018 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Jun 2018 | 27 Jun 2018 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 May 2018 | 11 May 2018 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Mar 2018 | 04 Mar 2018 | 001-16853 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 14 Feb 2018 | 31 Dec 2017 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Mar 2017 | 04 Mar 2017 | 001-16853 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 14 Feb 2017 | 31 Dec 2016 | 001-16853 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2016 | 04 Mar 2016 | 000-30110 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Aug 2015 | 17 Aug 2015 | 000-30110 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Mar 2015 | 16 Mar 2015 | 000-30110 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Mar 2015 | 04 Mar 2015 | 000-30110 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 13 Feb 2015 | 31 Dec 2014 | 000-30110 |
| 4 | Open Document | Open Filing | FORM 4 - OPTION EXERCISE | 07 Mar 2014 | 07 Mar 2014 | 000-30110 |
| 4 | Open Document | Open Filing | FORM 4 - OPTION AND RESTRICTED STOCK UNIT GRANT | 06 Mar 2014 | 04 Mar 2014 | 000-30110 |