MERRIMACK PHARMACEUTICALS IN

CUSIP: 590328209 Class: Common Stock

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

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

Q3 2020
Shares 2,700 Value ($000) $11 Avg Close — Range —
Q2 2020
Shares 2,800 Value ($000) $9 Avg Close — Range —
Q4 2019
Shares 6,699 Value ($000) $21 Avg Close — Range —
Q3 2019
Shares 13,154 Value ($000) $59 Avg Close — Range —
Q2 2019
Shares 9,600 Value ($000) $58 Avg Close — Range —
Q1 2019
Shares 5,000 Value ($000) $35 Avg Close — Range —
Q1 2018
Shares 4,600 Value ($000) $37 Avg Close — Range —