| Date Filed | Type | Description |
| 07/21/2023 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 05/09/2023 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/09/2023 |
SC 13G
| PERKINS CAPITAL MANAGEMENT INC reports a 11.9% stake in Biolase, Inc |
| 02/09/2023 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 01/26/2023 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 10/24/2022 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 07/29/2022 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 04/20/2022 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/10/2022 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 10/25/2021 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 07/28/2021 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 04/28/2021 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/11/2021 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 02/09/2021 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 10/28/2020 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 04/29/2020 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/14/2020 |
SC 13G
| PERKINS CAPITAL MANAGEMENT INC reports a 7.8% stake in FlexShopper, Inc |
| 02/14/2020 |
SC 13G/A
| PERKINS CAPITAL MANAGEMENT INC reports a 5.2% stake in Avinger Inc |
| 02/03/2020 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 10/23/2019 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 08/09/2019 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 04/22/2019 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 02/15/2019 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 02/15/2019 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 02/15/2019 |
SC 13G
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals: |
| 02/15/2019 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 02/15/2019 |
SC 13G
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals: |
| 02/11/2019 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 10/22/2018 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 08/02/2018 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 04/23/2018 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 01/26/2018 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 01/26/2018 |
SC 13D
| Form SC 13D - General statement of acquisition of beneficial ownership: |
| 01/26/2018 |
SC 13G/A
| PERKINS CAPITAL MANAGEMENT INC reports a 5.7% stake in Cancer Genetics, Inc |
|