| Date Filed | Type | Description |
| 05/06/2020 |
15-12B
| Form 15-12B - Securities registration termination [Section 12(b)]: |
| 05/04/2020 |
EFFECT
| Form EFFECT - Notice of Effectiveness: |
| 05/01/2020 |
POS AM
| Form POS AM - Post-Effective amendments for registration statement: |
| 05/01/2020 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 05/01/2020 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 05/01/2020 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 05/01/2020 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 04/20/2020 |
25
| Form 25 - Notification of the removal from listing and registration of matured, redeemed or retired securities: |
| 04/09/2020 |
8-K
| Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and... |
| 03/19/2020 |
8-K
| Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 03/19/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 02/13/2020 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 01/10/2020 |
SC 13D/A
| BRONSON STEVEN N reports a 42% stake in qualstar corporation |
| 01/07/2020 |
8-K
| Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements... |
| 11/07/2019 |
8-K
| Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 11/07/2019 |
10-Q
| Quarterly Report for the period ended September 30, 2019 |
| 11/04/2019 |
8-K
| Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements... |
| 08/14/2019 |
8-K
| Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 08/13/2019 |
10-Q
| Quarterly Report for the period ended June 30, 2019 |
| 07/11/2019 |
8-K
| Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements... |
| 06/20/2019 |
SC 13D/A
| BRONSON STEVEN N reports a 38.3% stake in Qualstar Corporation |
| 05/31/2019 |
SD
| Form SD - |
| 05/29/2019 |
8-K
| Entry into a Material Definitive Agreement |
| 05/24/2019 |
DEF 14A
| Form DEF 14A - Other definitive proxy statements: |
| 05/07/2019 |
8-K
| Results of Operations and Financial Condition, Financial Statements and Exhibits |
| 05/07/2019 |
10-Q
| Quarterly Report for the period ended March 31, 2019 |
| 04/18/2019 |
8-K
| Entry into a Material Definitive Agreement, Departure of Directors or Certain Officers; Election of Directors; Appointment of... |
| 03/21/2019 |
8-K
| Entry into a Material Definitive Agreement, Financial Statements and Exhibits |
| 03/07/2019 |
8-K
| Quarterly results |
| 03/07/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 02/13/2019 |
SC 13G/A
| RENAISSANCE TECHNOLOGIES LLC reports a 7.8% stake in QUALSTAR CORPORATION |
| 12/20/2018 |
8-K
| Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements... |
| 11/15/2018 |
GN
| Detailed Research: Economic Perspectives on Knight-Swift Transportation, Benitec Biopharma, Eastern, Kiniksa Pharmaceuticals, Qualstar, and Nomura Holdings Inc ADR — What Drives Growth in Today's Competitive Landscape |
| 11/08/2018 |
8-K
| Results of Operations and Financial Condition, Financial Statements and Exhibits |
|