MERRIMACK PHARMACEUTICALS IN

CUSIP: 590328100 Class: CMN

PNC Financial Services Group, Inc.'s Holding History (CIK: 0000713676)

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

Q4 2016
Shares 31,920 Value ($000) $130 Avg Close — Range —
Q3 2016
Shares 31,920 Value ($000) $202 Avg Close — Range —
Q2 2016
Shares 36,522 Value ($000) $197 Avg Close — Range —
Q1 2016
Shares 36,725 Value ($000) $306 Avg Close — Range —
Q4 2015
Shares 36,703 Value ($000) $291 Avg Close — Range —
Q3 2015
Shares 27,303 Value ($000) $233 Avg Close — Range —
Q2 2015
Shares 20,343 Value ($000) $251 Avg Close — Range —
Q1 2015
Shares 20,105 Value ($000) $238 Avg Close — Range —
Q4 2014
Shares 345 Value ($000) $4 Avg Close — Range —
Q3 2013
Shares 14,780 Value ($000) $56 Avg Close — Range —
Q2 2013
Shares 14,780 Value ($000) $100 Avg Close — Range —