MERRIMACK PHARMACEUTICALS IN

CUSIP: 590328100 Class: CMN

WEDBUSH SECURITIES INC's Holding History (CIK: 0001142495)

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

Q2 2017
Shares 22,500 Value ($000) $28 Avg Close — Range —
Q1 2017
Shares 13,000 Value ($000) $40 Avg Close — Range —