| Date Filed | Type | Description |
| 03/23/2023 |
EFFECT
| Form EFFECT - Notice of Effectiveness: |
| 03/20/2023 |
POS AM
| Form POS AM - Post-Effective amendments for registration statement: |
| 03/15/2023 |
EFFECT
| Form EFFECT - Notice of Effectiveness: |
| 03/10/2023 |
POS AM
| Form POS AM - Post-Effective amendments for registration statement: |
| 03/10/2023 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 03/10/2023 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 03/10/2023 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 02/24/2023 |
8-K
| Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements... |
| 02/24/2023 |
4
| Brog Timothy (Director) has filed a Form 4 on Rubicon Technology, Inc.|
Txns:
| Sold 52,624 shares
@ $1.51, valued at
$79.5k
|
|
| 12/23/2022 |
25
| Form 25 - Notification of the removal from listing and registration of matured, redeemed or retired securities: |
| 12/23/2022 |
8-K
| Submission of Matters to a Vote of Security Holders Interactive Data |
| 12/13/2022 |
8-K
| Quarterly results |
| 12/13/2022 |
8-K
| Quarterly results |
| 11/21/2022 |
DEF 14A
| Form DEF 14A - Other definitive proxy statements: |
| 11/10/2022 |
10-Q
| Quarterly Report for the period ended September 30, 2022 |
| 10/20/2022 |
8-K
| Quarterly results |
| 09/20/2022 |
8-K/A
| Completion of Acquisition or Disposition of Assets Interactive Data |
| 09/19/2022 |
8-K
| Completion of Acquisition or Disposition of Assets Interactive Data |
| 08/29/2022 |
3
| Eidinger John (Director) has filed a Form 3 on Rubicon Technology, Inc. |
| 08/29/2022 |
3
| Seirer Darren Clay (10% Owner) has filed a Form 3 on Rubicon Technology, Inc. |
| 08/24/2022 |
SC 13D/A
| Aldebaran Capital, LLC reports a 2.6% stake in Rubicon Technology, Inc. |
| 08/24/2022 |
3
| JANEL CORP (10% Owner) has filed a Form 3 on Rubicon Technology, Inc. |
| 08/24/2022 |
SC 13D/A
| JANEL CORP reports a 45% stake in Rubicon Technology, Inc. |
| 08/23/2022 |
4
| Gramm Jefferson (10% Owner) has filed a Form 4 on Rubicon Technology, Inc.|
Txns:
| Sold 3,059 shares
@ $20, valued at
$61.2k
Sold 129,933 shares
@ $20, valued at
$2.6M
|
|
| 08/23/2022 |
SC 13D/A
| Bandera Partners LLC reports a 5.3% stake in Rubicon Technology, Inc. |
| 08/22/2022 |
SC 13D/A
| Sententia Capital Management, LLC reports a 3.2% stake in Rubicon Technology, Inc. |
| 08/22/2022 |
8-K
| Resignation/termination of a director |
| 08/22/2022 |
4
| Brog Timothy (CEO) has filed a Form 4 on Rubicon Technology, Inc.|
Txns:
| Sold 58,315 shares
@ $20, valued at
$1.2M
|
|
| 08/22/2022 |
4
| MIKOLAJCZYK MICHAEL E (Director) has filed a Form 4 on Rubicon Technology, Inc.|
Txns:
| Sold 31,851 shares
@ $20, valued at
$637k
|
|
| 08/22/2022 |
4
| Westphal Susan (Director) has filed a Form 4 on Rubicon Technology, Inc.|
Txns:
| Sold 4,472 shares
@ $20, valued at
$89.4k
|
|
| 08/19/2022 |
8-K
| Quarterly results |
| 08/18/2022 |
SC TO-T/A
| Form SC TO-T/A - Tender offer statement by Third Party: [Amend] |
| 08/15/2022 |
SC TO-T/A
| Form SC TO-T/A - Tender offer statement by Third Party: [Amend] |
| 08/12/2022 |
8-K
| Regulation FD Disclosure, Financial Statements and Exhibits Interactive Data |
|