| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/04/18 | 4 | Statement of changes in beneficial ownership of securities Yuhas George A. |
|
2 | |
| 11/28/18 | 10-K | Annual report pursuant to Section 13 and 15(d) |
|
   |
116 |
| 11/27/18 | 8-K | Current report filing |
|
16 | |
| 11/16/18 | 4 | Statement of changes in beneficial ownership of securities Machek Howard |
|
2 | |
| 11/16/18 | 4 | Statement of changes in beneficial ownership of securities Yuhas George A. |
|
2 | |
| 11/13/18 | 5 | Annual statement of changes in beneficial ownership of securities Brown William E |
|
2 | |
| 11/07/18 | 3 | Initial statement of beneficial ownership of securities Hanson John Edward |
|
3 | |
| 11/02/18 | 8-K | Current report filing |
|
5 | |
| 10/10/18 | SC 13G | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions |
|
12 | |
| 09/19/18 | 4 | Statement of changes in beneficial ownership of securities Pennington Brooks Iii |
|
2 |
