B RILEY PRINCIPAL 150 MERGER

CUSIP: 05601V111 Class: *W EXP 03/01/202

Bleichroeder LP's Holding History (CIK: 0001781002)

Note: Option positions (PUT/CALL) are excluded.

Q2 2022
Shares 75,000 Value ($000) $28 Avg Close — Range —
Q1 2022
Shares 75,000 Value ($000) $68 Avg Close — Range —
Q4 2021
Shares 75,000 Value ($000) $109 Avg Close — Range —
Q3 2021
Shares 75,000 Value ($000) $58 Avg Close — Range —
Q2 2021
Shares 75,000 Value ($000) $90 Avg Close — Range —