FILINGS
| GHM 0000716314 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2020-05-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-05-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-05-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-05-06 | 8-K | 8-K | View Document |
| 2020-04-29 | 8-K/A | 8-K/A | View Document |
| 2020-04-22 | 8-K | FORM 8-K | View Document |
| 2020-03-25 | 8-K | 8-K | View Document |
| 2020-03-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-03-06 | 8-K | 8-K | View Document |
| 2020-03-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-02-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-02-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-02-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-02-14 | SC 13G/A | SCHEDULE 13G HOLDINGS REPORT AMENDMENT | View Document |
| 2020-02-13 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-02-12 | SC 13G/A | SCHEDULE 13G/A | View Document |
| 2020-02-05 | SC 13G/A | View Document | |
| 2020-02-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-02-03 | SC 13G/A | SCHEDULE 13G/A | View Document |
| 2020-01-31 | 10-Q | 10-Q | View Document |
| 2020-01-29 | 8-K | 8-K | View Document |
| 2020-01-13 | SC 13G/A | View Document | |
| 2019-12-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-11-05 | 10-Q | 10-Q | View Document |
| 2019-10-30 | 8-K | FORM 8-K | View Document |
| 2019-10-10 | 8-K | 8-K | View Document |
| 2019-09-13 | 8-K | 8-K | View Document |
| 2019-08-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-09 | 8-K | 8-K | View Document |
| 2019-07-30 | 10-Q | 10-Q | View Document |
| 2019-07-26 | 8-K | 8-K | View Document |
| 2019-06-28 | 11-K | FORM 11-K | View Document |
| 2019-06-27 | DEFA14A | DEFA14A | View Document |
| 2019-06-27 | DEF 14A | DEF 14A | View Document |
| 2019-06-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-06-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-06-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-06-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-05-31 | 8-K | 8-K | View Document |
| 2019-05-31 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-05-31 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-05-31 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-05-31 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-05-31 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-05-31 | SD | FORM SD | View Document |
| 2019-05-31 | 10-K | 10-K | View Document |
| 2019-05-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-05-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-05-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-05-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-05-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-05-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-05-30 | 8-K | 8-K | View Document |
| 2019-03-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-03-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-02-14 | SC 13G/A | SCHEDULE 13G HOLDINGS REPORT AMENDMENT | View Document |
| 2019-02-13 | SC 13G | View Document | |
| 2019-02-11 | SC 13G | View Document | |
| 2019-02-11 | SC 13G/A | SC 13G/A | View Document |
| 2019-02-04 | SC 13G/A | View Document | |
| 2019-02-01 | 10-Q | 10-Q | View Document |
| 2019-01-30 | 8-K | FORM 8-K | View Document |
| 2019-01-25 | SC 13G | SCHEDULE 13G HOLDINGS REPORT | View Document |
| 2019-01-15 | 8-K | FORM 8-K | View Document |
| 2018-11-08 | 10-Q | 10-Q | View Document |
| 2018-11-08 | 8-K | FORM 8-K | View Document |
| 2018-09-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-09-10 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-08-28 | 8-K | FORM 8-K | View Document |
| 2018-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-08-13 | 8-K | FORM 8-K | View Document |
| 2018-08-06 | 10-Q | 10-Q | View Document |
| 2018-08-03 | 8-K | 8-K | View Document |
| 2018-06-28 | DEFA14A | DEFA14A | View Document |
| 2018-06-28 | DEF 14A | DEF 14A | View Document |
| 2018-06-27 | 11-K | FORM 11-K | View Document |
| 2018-06-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-04 | 10-K | 10-K | View Document |
| 2018-06-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-01 | 3 | PRIMARY DOCUMENT | View Document |
| 2018-06-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-01 | 8-K | 8-K | View Document |
| 2018-05-31 | 8-K | FORM 8-K | View Document |
| 2018-05-31 | SD | FORM SD | View Document |
| 2018-05-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-05-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-05-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-05-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-28 | 8-K | FORM 8-K | View Document |
| 2018-02-09 | SC 13G/A | SC 13G/A | View Document |
| 2018-02-09 | SC 13G | 13G | View Document |
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