| Date Filed | Type | Description |
| 06/02/2023 |
SC 13D/A
| B. Riley Financial, Inc. reports a 0% stake in B. Riley Principal 250 Merger Corp. |
| 05/15/2023 |
15-12G
| Form 15-12G - Securities registration termination [Section 12(g)]: |
| 05/04/2023 |
25-NSE
| Form 25-NSE - Notification filed by national security exchange to report the removal from listing and registration of matured, redeemed or retired securities: |
| 04/21/2023 |
8-K
| Quarterly results |
| 04/14/2023 |
10-K
| Annual Report for the period ended December 31, 2022 |
| 04/03/2023 |
NT 10-K
| Form NT 10-K - Notification of inability to timely file Form 10-K 405, 10-K, 10-KSB 405, 10-KSB, 10-KT, or 10-KT405: |
| 02/14/2023 |
SC 13G/A
| Sculptor Capital LP reports a 7.1% stake in B. RILEY PRINCIPAL 250 MERGER CORP. |
| 02/14/2023 |
SC 13G/A
| Saba Capital Management, L.P. reports a 7.4% stake in B. Riley Principal 250 Merger Corp |
| 02/07/2023 |
SC 13G/A
| Nokomis Capital, L.L.C. reports a 4.9% stake in B. Riley Principal 250 Merger Corp. |
| 12/21/2022 |
8-K
| Submission of Matters to a Vote of Security Holders Interactive Data |
| 11/16/2022 |
DEF 14A
| Form DEF 14A - Other definitive proxy statements: |
| 11/09/2022 |
10-Q
| Quarterly Report for the period ended September 30, 2022 |
| 08/11/2022 |
10-Q
| Quarterly Report for the period ended June 30, 2022 |
| 05/13/2022 |
10-Q
| Quarterly Report for the period ended March 31, 2022 |
| 05/13/2022 |
SC 13G
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals: |
| 03/28/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 02/14/2022 |
SC 13G/A
| Sculptor Capital LP reports a 7.3% stake in B. RILEY PRINCIPAL 250 MERGER CORP. |
| 02/14/2022 |
SC 13G
| Nokomis Capital, L.L.C. reports a 5.6% stake in B. Riley Principal 250 Merger Corp. |
| 02/10/2022 |
SC 13G
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals: |
| 11/22/2021 |
10-Q
| Quarterly Report for the period ended September 30, 2021 |
| 11/22/2021 |
8-K
| Non-Reliance on Previously Issued Financial Statements or a Related Audit Report or Completed Interim Review  ... |
| 08/09/2021 |
10-Q
| Quarterly Report for the period ended June 30, 2021 |
| 06/25/2021 |
10-Q
| Quarterly Report for the period ended March 31, 2021 |
| 06/24/2021 |
8-K
| Quarterly results |
| 06/21/2021 |
NT 10-Q
| Form NT 10-Q - Notification of inability to timely file Form 10-Q or 10-QSB: |
| 06/17/2021 |
8-K
| Quarterly results |
| 06/17/2021 |
SC 13D/A
| Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend] |
| 06/17/2021 |
SC 13G
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals: |
| 05/21/2021 |
SC 13D
| Form SC 13D - General statement of acquisition of beneficial ownership: |
| 05/17/2021 |
8-K
| Quarterly results |
| 05/12/2021 |
8-K
| Quarterly results |
| 05/10/2021 |
EFFECT
| Form EFFECT - Notice of Effectiveness: |
| 05/07/2021 |
424B4
| Form 424B4 - Prospectus [Rule 424(b)(4)]: |
| 05/05/2021 |
CERT
| Form CERT - Certification by an exchange approving securities for listing: |
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