| PTC 0000857005 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2017-10-25 | 8-K | FORM 8-K | View Document |
| 2017-09-19 | 8-K | FORM 8-K | View Document |
| 2017-09-07 | 8-K | 8-K | View Document |
| 2017-08-17 | 4 | FORM 4 | View Document |
| 2017-08-17 | 3 | FORM 3 | View Document |
| 2017-08-17 | 8-K | FORM 8-K | View Document |
| 2017-08-08 | 10-Q | 10-Q | View Document |
| 2017-08-04 | 4 | FORM 4 | View Document |
| 2017-08-02 | 4 | FORM 4 | View Document |
| 2017-08-02 | 4 | FORM 4 | View Document |
| 2017-07-27 | 4 | FORM 4 | View Document |
| 2017-07-24 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-07-19 | 8-K | FORM 8-K | View Document |
| 2017-07-06 | 4 | FORM 4 | View Document |
| 2017-06-30 | UPLOAD | View Document | |
| 2017-06-27 | CORRESP | View Document | |
| 2017-05-31 | UPLOAD | View Document | |
| 2017-05-22 | CORRESP | View Document | |
| 2017-05-11 | 10-Q | 10-Q | View Document |
| 2017-05-08 | UPLOAD | View Document | |
| 2017-05-02 | 4 | FORM 4 | View Document |
| 2017-05-02 | 4 | FORM 4 | View Document |
| 2017-04-27 | 4/A | FORM 4/A | View Document |
| 2017-04-26 | 4 | FORM 4 | View Document |
| 2017-04-25 | 4 | FORM 4 | View Document |
| 2017-04-25 | 4 | FORM 4 | View Document |
| 2017-04-20 | CORRESP | View Document | |
| 2017-04-19 | 8-K | FORM 8-K | View Document |
| 2017-04-06 | UPLOAD | View Document | |
| 2017-03-30 | 8-K | FORM 8-K | View Document |
| 2017-03-17 | 8-K/A | FORM 8-K/A | View Document |
| 2017-03-16 | CORRESP | View Document | |
| 2017-03-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-03-03 | 4 | OWNERSHIP DOCUMENT | View Document |
| 2017-03-03 | 4 | OWNERSHIP DOCUMENT | View Document |
| 2017-03-03 | 4 | OWNERSHIP DOCUMENT | View Document |
| 2017-03-03 | 4 | OWNERSHIP DOCUMENT | View Document |
| 2017-03-03 | 4 | OWNERSHIP DOCUMENT | View Document |
| 2017-03-03 | 4 | OWNERSHIP DOCUMENT | View Document |
| 2017-03-03 | 4 | OWNERSHIP DOCUMENT | View Document |
| 2017-03-02 | UPLOAD | View Document | |
| 2017-03-01 | 8-K | FORM 8-K | View Document |
| 2017-02-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-02-13 | SC 13G/A | View Document | |
| 2017-02-10 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-02-09 | 10-Q | 10-Q | View Document |
| 2017-02-09 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-02-03 | 8-K | FORM 8-K | View Document |
| 2017-02-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-01-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-01-25 | SC 13G/A | View Document | |
| 2017-01-24 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-01-24 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-01-24 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-01-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-01-18 | DEFA14A | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | View Document |
| 2017-01-18 | DEF 14A | DEFINITIVE PROXY STATEMENT | View Document |
| 2017-01-18 | 8-K | FORM 8-K | View Document |
| 2016-11-18 | 10-K | 10-K | View Document |
| 2016-11-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-10-31 | 8-K | FORM 8-K | View Document |
| 2016-10-26 | 8-K | FORM 8-K | View Document |
| 2016-10-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-10-03 | 8-K | FORM 8-K | View Document |
| 2016-08-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-08-11 | 10-Q | 10-Q | View Document |
| 2016-08-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-08-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-08-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-07-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-07-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-07-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-07-20 | 8-K | FORM 8-K | View Document |
| 2016-06-17 | 4 | FORM 4 | View Document |
| 2016-06-01 | S-8 | View Document | |
| 2016-06-01 | S-8 | View Document | |
| 2016-06-01 | 4 | FORM 4 | View Document |
| 2016-05-18 | 8-K | 8-K | View Document |
| 2016-05-12 | 8-K | View Document | |
| 2016-05-11 | 10-Q | 10-Q | View Document |
| 2016-05-05 | 8-K | FORM 8-K | View Document |
| 2016-05-05 | 424B5 | 424B5 | View Document |
| 2016-05-04 | 4 | FORM 4 | View Document |
| 2016-05-04 | 4 | FORM 4 | View Document |
