B RILEY PRINCIPAL 150 MERGER

CUSIP: 05601V103 Class: COM CL A

K2 PRINCIPAL FUND, L.P.'s Holding History (CIK: 0001461790)

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

Q2 2022
Shares 685,877 Value ($000) $6,831 Avg Close — Range —
Q1 2022
Shares 616,316 Value ($000) $6,114 Avg Close — Range —
Q4 2021
Shares 220,609 Value ($000) $2,233 Avg Close — Range —
Q3 2021
Shares 624,012 Value ($000) $6,084 Avg Close — Range —
Q2 2021
Shares 622,412 Value ($000) $6,069 Avg Close — Range —