| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/12/18 | 4 | Statement of changes in beneficial ownership of securities Balousek John |
|
2 | |
| 01/26/18 | 4 | Statement of changes in beneficial ownership of securities Roeth George C |
|
2 | |
| 01/23/18 | 4 | Statement of changes in beneficial ownership of securities Brown William E |
|
2 | |
| 01/23/18 | 4 | Statement of changes in beneficial ownership of securities Machek Howard |
|
2 | |
| 01/23/18 | 4 | Statement of changes in beneficial ownership of securities Roeth George C |
|
2 | |
| 01/23/18 | 4 | Statement of changes in beneficial ownership of securities Lahanas Nicholas |
|
2 | |
| 01/23/18 | 4 | Statement of changes in beneficial ownership of securities Yuhas George A. |
|
2 | |
| 01/23/18 | 4 | Statement of changes in beneficial ownership of securities Schwichtenberg Kay |
|
2 | |
| 01/12/18 | 4 | Statement of changes in beneficial ownership of securities Pennington Brooks Iii |
|
2 | |
| 12/14/17 | 4 | Statement of changes in beneficial ownership of securities Balousek John |
|
2 |
