MALLARD ACQUISITION CORP

CUSIP: 561204116 Class: *W EXP 06/30/202

OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AM's Holding History (CIK: 0001132716)

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

Q4 2021
Shares 205,505 Value ($000) $56,000 Avg Close — Range —
Q3 2021
Shares 199,993 Value ($000) $64,000 Avg Close — Range —
Q2 2021
Shares 199,993 Value ($000) $94,000 Avg Close — Range —
Q1 2021
Shares 199,993 Value ($000) $91,000 Avg Close — Range —