Rubicon Technology, Inc. — All Filings
666 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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15-15D
25
3
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424B5
8-A12B
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8-K
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UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 15-15D | 15-15D | 0001213900-23-024749 | Mar 30, 2023 | — |
| 10-K | ANNUAL REPORT | 0001213900-23-024745 | Mar 30, 2023 | Dec 31, 2022 |
| EFFECT | — | 9999999995-23-000627 | Mar 22, 2023 | — |
| POS AM | POST-EFFECTIVE AMENDMENT NO. 2 TO FORM S-3 | 0001213900-23-021451 | Mar 20, 2023 | — |
| EFFECT | — | 9999999995-23-000573 | Mar 14, 2023 | — |
| POS AM | POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 | 0001213900-23-019250 | Mar 10, 2023 | — |
| S-8 POS | REGISTRATION STATEMENT | 0001213900-23-019244 | Mar 10, 2023 | — |
| S-8 POS | REGISTRATION STATEMENT | 0001213900-23-019243 | Mar 10, 2023 | — |
| S-8 POS | REGISTRATION STATEMENT | 0001213900-23-019238 | Mar 10, 2023 | — |
| 8-K | FORM 8-K | 0001213900-23-017286 | Mar 3, 2023 | — |
| 8-K | CURRENT REPORT | 0001213900-23-014423 | Feb 24, 2023 | Feb 20, 2023 |
| 4 | — | 0001213900-23-014129 | Feb 24, 2023 | Feb 22, 2023 |
| 25 | FORM 25 | 0001213900-22-082632 | Dec 23, 2022 | — |
| 8-K | CURRENT REPORT | 0001213900-22-082543 | Dec 23, 2022 | Dec 22, 2022 |
| 8-K | CURRENT REPORT | 0001213900-22-079524 | Dec 13, 2022 | — |
| 8-K | CURRENT REPORT | 0001213900-22-079289 | Dec 13, 2022 | Dec 12, 2022 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001213900-22-074264 | Nov 21, 2022 | Dec 22, 2022 |
| 10-Q | QUARTERLY REPORT | 0001213900-22-071177 | Nov 10, 2022 | Sep 30, 2022 |
| 8-K | CURRENT REPORT | 0001213900-22-065237 | Oct 20, 2022 | Oct 14, 2022 |
| 8-K/A | AMENDMENT NO. 1 TO FORM 8-K | 0001213900-22-057430 | Sep 20, 2022 | Sep 19, 2022 |
| 8-K | CURRENT REPORT | 0001213900-22-056938 | Sep 19, 2022 | — |
| 3 | — | 0001213900-22-051885 | Aug 29, 2022 | Aug 19, 2022 |
| 3 | — | 0001213900-22-051879 | Aug 29, 2022 | Aug 19, 2022 |
| SC 13D/A | FORM 13-D AMENDMENT | 0001376474-22-000384 | Aug 24, 2022 | — |
| 4 | OWNERSHIP DOCUMENT | 0000921895-22-002519 | Aug 23, 2022 | Aug 19, 2022 |
| SC 13D/A | AMENDMENT NO. 3 TO THE SCHEDULE 13D | 0000921895-22-002518 | Aug 23, 2022 | — |
| SC 13D/A | AMENDMENT NO. 2 TO THE SCHEDULE 13D | 0000921895-22-002510 | Aug 22, 2022 | — |
| 8-K | CURRENT REPORT | 0001213900-22-050046 | Aug 22, 2022 | Aug 19, 2022 |
| 4 | — | 0001213900-22-049871 | Aug 22, 2022 | Aug 19, 2022 |
| 4 | — | 0001213900-22-049870 | Aug 22, 2022 | Aug 19, 2022 |
| 4 | — | 0001213900-22-049869 | Aug 22, 2022 | Aug 19, 2022 |
| 8-K | CURRENT REPORT | 0001213900-22-049680 | Aug 19, 2022 | Aug 15, 2022 |
| 8-K | CURRENT REPORT | 0001213900-22-047069 | Aug 12, 2022 | — |
| 10-Q | QUARTERLY REPORT | 0001213900-22-046991 | Aug 12, 2022 | Jun 30, 2022 |
| 4 | OWNERSHIP DOCUMENT | 0001213900-22-043432 | Aug 1, 2022 | Jul 29, 2022 |
| 4 | OWNERSHIP DOCUMENT | 0001213900-22-043434 | Aug 1, 2022 | Jul 29, 2022 |
| 4 | OWNERSHIP DOCUMENT | 0001213900-22-043431 | Aug 1, 2022 | Jul 29, 2021 |
| SC 14D9 | SOLICITATION/RECOMMENDATION STATEMENT | 0001213900-22-041393 | Jul 26, 2022 | — |
| 4 | — | 0001213900-22-040347 | Jul 19, 2022 | Jul 18, 2022 |
| 4 | — | 0001213900-22-039690 | Jul 15, 2022 | Jul 13, 2022 |
| SC 13D/A | FORM 13-D AMENDMENT | 0001376474-22-000309 | Jul 12, 2022 | — |
| PX14A6G | PX14A6G | 0001104659-22-078934 | Jul 12, 2022 | — |
| 8-A12B/A | — | 0001213900-22-038573 | Jul 11, 2022 | — |
| SC 13D/A | AMENDMENT NO. 2 TO SCHEDULE 13D | 0000921895-22-002197 | Jul 8, 2022 | — |
| DEFA14A | CURRENT REPORT | 0001213900-22-037065 | Jul 5, 2022 | — |
| 8-K | CURRENT REPORT | 0001213900-22-037059 | Jul 5, 2022 | Jul 1, 2022 |
| DFAN14A | DFAN14A | 0001104659-22-060041 | May 13, 2022 | — |
| 10-Q | QUARTERLY REPORT | 0001213900-22-025972 | May 12, 2022 | Mar 31, 2022 |
| 10-K/A | AMENDMENT NO. 1 TO FORM 10-K | 0001213900-22-022293 | Apr 28, 2022 | Dec 31, 2021 |
| DFAN14A | DFAN14A | 0001104659-22-051039 | Apr 27, 2022 | — |