MARKWEST ENERGY PARTNERS L P

CUSIP: 570759100 Class: UNIT LP PARTN

UNITED SERVICES AUTOMOBILE ASSOCIATION's Holding History (CIK: 0001021249)

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

Q2 2015
Shares 220,200 Value ($000) $12,415 Avg Close — Range —
Q1 2015
Shares 189,280 Value ($000) $12,511 Avg Close — Range —
Q4 2014
Shares 190,480 Value ($000) $12,798 Avg Close — Range —
Q3 2014
Shares 188,930 Value ($000) $14,514 Avg Close — Range —
Q2 2014
Shares 190,280 Value ($000) $13,620 Avg Close — Range —
Q1 2014
Shares 194,930 Value ($000) $12,733 Avg Close — Range —
Q4 2013
Shares 194,730 Value ($000) $12,877 Avg Close — Range —
Q3 2013
Shares 70,900 Value ($000) $5,121 Avg Close — Range —
Q2 2013
Shares 68,500 Value ($000) $4,579 Avg Close — Range —