RUBICON TECHNOLOGY, INC. Form DFAN14A: Proxy soliciting materials filed by non-management
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2022-05-13: Form DFAN14A; Description DFAN14A; Document tm2215536d1_dfan14a.htm.
- 2022-04-27: Form DFAN14A; Description DFAN14A; Document tm2213770d1_dfan14a.htm.
- 2022-02-24: Form DFAN14A; Description DFAN14A; Document tm227615d1_dfan14a.htm.
- 2017-05-03: Form DFAN14A; Description DFAN14A; Document v465952_dfan14a.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2022-05-13 | DFAN14A | DFAN14A | tm2215536d1_dfan14a.htm | |
| 2022-04-27 | DFAN14A | DFAN14A | tm2213770d1_dfan14a.htm | |
| 2022-02-24 | DFAN14A | DFAN14A | tm227615d1_dfan14a.htm | |
| 2017-05-03 | DFAN14A | DFAN14A | v465952_dfan14a.htm | |
| 2017-03-02 | DFAN14A | DFAN14A | v460978_dfan14a.htm | |
| 2016-06-22 | DFAN14A | DFAN14A | v442740_dfan14a.htm | |
| 2016-06-15 | DFAN14A | DFAN14A | v442362_dfan14a.htm | |
| 2016-06-02 | DFAN14A | DFAN14A | v441608_dfan14a.htm | |
| 2016-06-02 | DFAN14A | DFAN14A | v441558_dfan14a.htm | |
| 2016-05-31 | DFAN14A | DFAN14A | v441358_dfan14a.htm | |
| 2016-05-25 | DFAN14A | DFAN14A | v440883_dfan14a.htm | |
| 2016-04-22 | DFAN14A | DFAN14A | v437686_defan14a.htm |