| Date Filed | Type | Description |
| 11/14/2019 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 08/14/2019 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 05/15/2019 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/14/2019 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 11/14/2018 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 08/15/2018 |
13F-HR/A
| Form 13F-HR/A - Quarterly report filed by institutional managers, Holdings: [Amend] |
| 08/14/2018 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 05/14/2018 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/14/2018 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 11/14/2017 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 08/14/2017 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 05/15/2017 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 02/14/2017 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 11/14/2016 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 08/19/2016 |
SC 13D/A
| Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend] |
| 08/15/2016 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 05/27/2016 |
SC 13D/A
| Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend] |
| 05/16/2016 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 05/06/2016 |
SC 13D/A
| Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend] |
| 04/15/2016 |
SC 13D/A
| Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend] |
| 04/01/2016 |
SC 13D/A
| Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend] |
| 03/11/2016 |
SC 13D/A
| KOPP INVESTMENT ADVISORS LLC reports a 19.8% stake in SUPERCONDUCTOR TECHNOLOGIES INC. |
| 02/16/2016 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 02/12/2016 |
SC 13D/A
| KOPP INVESTMENT ADVISORS LLC reports a 18.7% stake in SUPERCONDUCTOR TECHNOLOGIES INC. |
| 12/31/2015 |
SC 13D/A
| KOPP INVESTMENT ADVISORS LLC reports a 16.9% stake in SUPERCONDUCTOR TECHNOLOGIES INC. |
| 12/23/2015 |
SC 13D/A
| KOPP INVESTMENT ADVISORS LLC reports a 12.8% stake in SUPERCONDUCTOR TECHNOLOGIES INC. |
| 12/11/2015 |
SC 13D/A
| KOPP INVESTMENT ADVISORS LLC reports a 10.9% stake in SUPERCONDUCTOR TECHNOLOGIES INC. |
| 12/11/2015 |
SC 13D/A
| KOPP INVESTMENT ADVISORS LLC reports a 13.6% stake in EMCORE CORPORATION |
| 11/20/2015 |
SC 13D/A
| KOPP INVESTMENT ADVISORS LLC reports a 9.7% stake in SUPERCONDUCTOR TECHNOLOGIES INC. |
| 11/16/2015 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 09/25/2015 |
SC 13D/A
| KOPP INVESTMENT ADVISORS LLC reports a 17.1% stake in SUPERCONDUCTOR TECHNOLOGIES INC. |
| 09/04/2015 |
SC 13D/A
| KOPP INVESTMENT ADVISORS LLC reports a 12.6% stake in EMCORE CORPORATION |
| 08/28/2015 |
SC 13D/A
| KOPP INVESTMENT ADVISORS LLC reports a 16.1% stake in SUPERCONDUCTOR TECHNOLOGIES INC. |
| 08/14/2015 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
|