WESTERN GAS PARTNERS LP

CUSIP: 958254104 Class: COM

CYPRESS ASSET MANAGEMENT INC/TX's Holding History (CIK: 0001030618)

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

Q2 2015
Shares 4,975 Value ($000) $315 Avg Close — Range —
Q1 2015
Shares 5,975 Value ($000) $393 Avg Close — Range —
Q4 2014
Shares 6,225 Value ($000) $455 Avg Close — Range —
Q3 2014
Shares 6,225 Value ($000) $467 Avg Close — Range —
Q2 2014
Shares 6,225 Value ($000) $476 Avg Close — Range —
Q1 2014
Shares 6,125 Value ($000) $405 Avg Close — Range —
Q4 2013
Shares 6,125 Value ($000) $378 Avg Close — Range —
Q3 2013
Shares 6,125 Value ($000) $368 Avg Close — Range —
Q2 2013
Shares 6,125 Value ($000) $397 Avg Close — Range —