FILINGS
| COHR 0000820318 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2020-05-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-05-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-05-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-05-11 | 10-Q | 10-Q | View Document |
| 2020-05-11 | 8-K | FORM 8-K | View Document |
| 2020-04-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-04-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-04-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-04-10 | SC 13G | View Document | |
| 2020-03-10 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-02-27 | 15-12G | FORM 15-12G | View Document |
| 2020-02-27 | S-8 POS | FORM S-8 POS | View Document |
| 2020-02-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-02-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-02-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-02-14 | SC 13G/A | SC 13G/A | View Document |
| 2020-02-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-02-12 | SC 13G/A | SCHEDULE 13G/A | View Document |
| 2020-02-10 | 10-Q | 10-Q | View Document |
| 2020-02-10 | 8-K | FORM 8-K | View Document |
| 2020-02-10 | SC 13G/A | View Document | |
| 2020-02-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-01-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-01-30 | 8-K | FORM 8-K | View Document |
| 2020-01-27 | SC 13G/A | SEC SCHEDULE 13G | View Document |
| 2020-01-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-12-31 | 8-K | FORM 8-K | View Document |
| 2019-12-09 | 8-K/A | 8-K/A | View Document |
| 2019-12-03 | 8-K | 8-K | View Document |
| 2019-11-12 | 8-K | 8-K | View Document |
| 2019-11-12 | 10-Q | IIVI-Q1-20190931 | View Document |
| 2019-11-12 | 8-K | FORM 8-K | View Document |
| 2019-11-12 | 8-K | FORM 8-K | View Document |
| 2019-11-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-10-23 | 8-K | 8-K | View Document |
| 2019-10-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-10-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-10-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-10-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-10-03 | DEFA14A | DEFA14A | View Document |
| 2019-10-03 | DEF 14A | DEF 14A | View Document |
| 2019-10-02 | 3 | PRIMARY DOCUMENT | View Document |
| 2019-10-02 | 3 | PRIMARY DOCUMENT | View Document |
| 2019-10-02 | 3 | PRIMARY DOCUMENT | View Document |
| 2019-09-27 | 8-K/A | 8-K/A | View Document |
| 2019-09-26 | S-8 | FORM S-8 | View Document |
| 2019-09-24 | 8-K | 8-K | View Document |
| 2019-09-24 | 8-K | 8-K | View Document |
| 2019-09-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-09-20 | 8-K | 8-K | View Document |
| 2019-09-20 | 425 | 8-K | View Document |
| 2019-09-18 | 8-K | 8-K | View Document |
| 2019-08-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-28 | 3 | PRIMARY DOCUMENT | View Document |
| 2019-08-28 | 8-K | 8-K | View Document |
| 2019-08-22 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-22 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-22 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-22 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-22 | 8-K | 8-K | View Document |
| 2019-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-16 | 10-K | 10-K | View Document |
| 2019-08-16 | 8-K | 8-K | View Document |
| 2019-08-15 | 8-K | 8-K | View Document |
| 2019-08-15 | 425 | 8-K | View Document |
| 2019-08-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-08-13 | 8-K | FORM 8-K | View Document |
| 2019-08-13 | 425 | FORM 8-K | View Document |
| 2019-08-13 | 8-K | FORM 8-K | View Document |
| 2019-08-13 | 425 | FORM 8-K | View Document |
| 2019-08-01 | 8-K | FORM 8-K | View Document |
| 2019-08-01 | 425 | FORM 8-K | View Document |
| 2019-07-25 | 8-K | FORM 8-K | View Document |
| 2019-07-25 | 425 | FORM 8-K | View Document |
| 2019-07-10 | 3 | PRIMARY DOCUMENT | View Document |
| 2019-07-09 | 8-K | FORM 8-K | View Document |
| 2019-07-09 | 425 | FORM 8-K | View Document |
| 2019-07-09 | 3 | PRIMARY DOCUMENT | View Document |
| 2019-07-03 | 8-K | 8-K | View Document |
| 2019-07-03 | 5 | PRIMARY DOCUMENT | View Document |
| 2019-05-31 | 8-K | FORM 8-K | View Document |
| 2019-05-31 | 425 | FORM 8-K | View Document |
| 2019-05-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2019-05-23 | 4 | PRIMARY DOCUMENT | View Document |
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