RUBICON TECHNOLOGY, INC. Form PRE 14A: Preliminary proxy statement
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2020-06-02: Form PRE 14A; Period of report 2020-06-02; Description PRELIMINARY PROXY STATEMENT; Document ea122599-pre14a_rubicontech.htm.
- 2018-04-03: Form PRE 14A; Period of report 2018-04-03; Description PRELIMINARY PROXY STATEMENT; Document pre14a0418_rubicontech.htm.
- 2017-03-30: Form PRE 14A; Period of report 2017-03-30; Description PRELIMINARY PROXY STATEMENT; Document pre14a0317_rubicontechnology.htm.
- 2015-04-17: Form PRE 14A; Period of report 2015-06-23; Description PRE 14A; Document d867662dpre14a.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2020-06-02 | PRE 14A | 2020-06-02 | PRELIMINARY PROXY STATEMENT | ea122599-pre14a_rubicontech.htm |
| 2018-04-03 | PRE 14A | 2018-04-03 | PRELIMINARY PROXY STATEMENT | pre14a0418_rubicontech.htm |
| 2017-03-30 | PRE 14A | 2017-03-30 | PRELIMINARY PROXY STATEMENT | pre14a0317_rubicontechnology.htm |
| 2015-04-17 | PRE 14A | 2015-06-23 | PRE 14A | d867662dpre14a.htm |
| 2011-04-18 | PRE 14A | 2011-06-22 | PRELIMINARY PROXY STATEMENT | dpre14a.htm |