MARKWEST ENERGY PARTNERS L P

CUSIP: 570759100 Class: UNIT LP PARTN

Bollard Group LLC's Holding History (CIK: 0001556218)

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

Q3 2015
Shares 125,961 Value ($000) $5,405 Avg Close — Range —
Q2 2015
Shares 123,923 Value ($000) $6,987 Avg Close — Range —
Q1 2015
Shares 122,141 Value ($000) $8,074 Avg Close — Range —
Q4 2014
Shares 118,374 Value ($000) $7,954 Avg Close — Range —
Q3 2014
Shares 106,171 Value ($000) $8,156 Avg Close — Range —
Q2 2014
Shares 90,559 Value ($000) $6,482 Avg Close — Range —
Q1 2014
Shares 88,979 Value ($000) $5,812 Avg Close — Range —
Q4 2013
Shares 88,472 Value ($000) $5,851 Avg Close — Range —
Q3 2013
Shares 87,679 Value ($000) $6,333 Avg Close — Range —
Q2 2013
Shares 86,988 Value ($000) $5,815 Avg Close — Range —