| KOPN 0000771266 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2026-08-12 | S-8 | S-8 | View Document |
| 2026-08-11 | 10-Q | 10-Q | View Document |
| 2026-08-10 | 8-K | 8-K | View Document |
| 2026-08-07 | SCHEDULE 13G | View Document | |
| 2026-07-27 | SCHEDULE 13G/A | View Document | |
| 2026-06-18 | 8-K | 8-K | View Document |
| 2026-06-12 | 4 | 4 | View Document |
| 2026-06-12 | 4 | 4 | View Document |
| 2026-06-12 | 4 | 4 | View Document |
| 2026-06-12 | 4 | 4 | View Document |
| 2026-06-04 | 8-K | 8-K | View Document |
| 2026-05-29 | EFFECT | View Document | |
| 2026-05-28 | POS AM | POS AM | View Document |
| 2026-05-28 | 8-K | 8-K | View Document |
| 2026-05-27 | SD | SD | View Document |
| 2026-05-13 | POS AM | POS AM | View Document |
| 2026-05-12 | 10-Q | 10-Q | View Document |
| 2026-05-12 | 8-K | 8-K | View Document |
| 2026-05-08 | 4 | 4 | View Document |
| 2026-05-06 | 4 | 4 | View Document |
| 2026-05-06 | 144 | View Document | |
| 2026-05-05 | 144 | View Document | |
| 2026-05-04 | SCHEDULE 13G | View Document | |
| 2026-05-04 | 3 | 3 | View Document |
| 2026-04-29 | 4 | 4 | View Document |
| 2026-04-29 | 8-K | 8-K | View Document |
| 2026-04-28 | 144 | View Document | |
| 2026-04-22 | DEF 14A | DEF 14A | View Document |
| 2026-04-21 | 4 | 4 | View Document |
| 2026-04-16 | 4 | 4 | View Document |
| 2026-04-15 | 4 | 4 | View Document |
| 2026-04-15 | 144 | View Document | |
| 2026-04-13 | 144 | View Document | |
| 2026-04-13 | 10-K | 10-K | View Document |
| 2026-03-30 | 4 | 4 | View Document |
| 2026-03-27 | NT 10-K | NT 10-K | View Document |
| 2026-03-27 | 4 | View Document | |
| 2026-03-27 | SCHEDULE 13G/A | View Document | |
| 2026-03-27 | 8-K | 8-K | View Document |
| 2026-03-26 | 144 | View Document | |
| 2026-03-25 | 144 | View Document | |
| 2026-02-09 | SCHEDULE 13G | View Document | |
| 2026-01-21 | SCHEDULE 13G/A | View Document | |
| 2026-01-09 | 8-K | 8-K | View Document |
| 2026-01-08 | 4 | 4 | View Document |
| 2026-01-08 | 4 | 4 | View Document |
| 2025-12-12 | 4 | 4 | View Document |
| 2025-12-12 | 4 | 4 | View Document |
| 2025-12-12 | 4 | 4 | View Document |
| 2025-12-08 | EFFECT | View Document | |
| 2025-12-04 | CORRESP | View Document | |
| 2025-11-25 | S-1/A | S-1/A | View Document |
| 2025-11-13 | S-8 | S-8 | View Document |
| 2025-11-12 | 10-Q | 10-Q | View Document |
| 2025-11-12 | 8-K | 8-K | View Document |
| 2025-11-07 | S-1 | S-1 | View Document |
| 2025-11-06 | SCHEDULE 13G | View Document | |
| 2025-10-23 | 4 | 4 | View Document |
| 2025-10-23 | 3 | 3 | View Document |
| 2025-10-22 | SCHEDULE 13G/A | View Document | |
| 2025-10-16 | 8-K | 8-K | View Document |
| 2025-10-10 | D | View Document | |
| 2025-10-10 | 8-K | 8-K | View Document |
| 2025-10-03 | 8-K | 8-K | View Document |
| 2025-09-30 | 8-K | 8-K | View Document |
| 2025-09-08 | 8-K | 8-K | View Document |
| 2025-09-05 | 8-K | 8-K | View Document |
| 2025-08-14 | 8-K/A | 8-K/A | View Document |
| 2025-08-12 | 8-K | 8-K | View Document |
| 2025-08-12 | 10-Q | 10-Q | View Document |
| 2025-08-12 | 8-K | 8-K | View Document |
| 2025-08-07 | 8-K | 8-K | View Document |
| 2025-07-29 | SCHEDULE 13G | View Document | |
| 2025-07-17 | SCHEDULE 13G | View Document | |
| 2025-07-15 | 8-K | 8-K | View Document |
| 2025-07-15 | 8-K | 8-K | View Document |
| 2025-06-30 | 8-K | 8-K | View Document |
| 2025-06-27 | 4 | View Document | |
| 2025-06-27 | 4 | View Document | |
| 2025-06-27 | 4 | View Document | |
| 2025-06-27 | 4 | View Document | |
| 2025-05-29 | 8-K | 8-K | View Document |
| 2025-05-20 | DEF 14A | DEF 14A | View Document |
| 2025-05-20 | 10-K/A | 10-K/A | View Document |
| 2025-05-13 | 10-Q | 10-Q | View Document |
| 2025-05-13 | 10-K/A | View Document | |
| 2025-05-13 | SD | SD | View Document |
| 2025-05-08 | PRE 14A | PRE 14A | View Document |
| 2025-04-29 | SCHEDULE 13G | View Document | |
| 2025-04-23 | 4 | View Document | |
| 2025-04-23 | 4 | View Document | |
| 2025-04-22 | 4 | View Document | |
| 2025-04-22 | 4 | View Document | |
| 2025-04-17 | 10-K | View Document | |
| 2025-03-27 | NT 10-K | View Document | |
| 2025-01-24 | 8-K | View Document | |
| 2025-01-24 | 424B5 | View Document | |
| 2025-01-08 | 8-K | View Document | |
| 2025-01-07 | 4 | View Document | |
| 2025-01-07 | 4 | View Document | |
