WESTERN GAS PARTNERS LP

CUSIP: 958254104 Class: COM

BAMCO INC /NY/'s Holding History (CIK: 0001017918)

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

Q1 2015
Shares 9,537 Value ($000) $628 Avg Close — Range —
Q4 2014
Shares 9,337 Value ($000) $682 Avg Close — Range —
Q3 2014
Shares 8,437 Value ($000) $633 Avg Close — Range —
Q2 2014
Shares 7,937 Value ($000) $607 Avg Close — Range —
Q1 2014
Shares 7,837 Value ($000) $519 Avg Close — Range —
Q4 2013
Shares 5,837 Value ($000) $360 Avg Close — Range —
Q3 2013
Shares 5,837 Value ($000) $351 Avg Close — Range —
Q2 2013
Shares 3,176 Value ($000) $206 Avg Close — Range —