WESTERN GAS PARTNERS LP

CUSIP: 958254104 Class: COM

DUFF & PHELPS INVESTMENT MANAGEMENT CO's Holding History (CIK: 0000765443)

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

Q4 2018
Shares 783,800 Value ($000) $33,100 Avg Close — Range —
Q3 2018
Shares 773,000 Value ($000) $33,765 Avg Close — Range —
Q2 2018
Shares 823,000 Value ($000) $39,825 Avg Close — Range —
Q1 2018
Shares 823,000 Value ($000) $35,117 Avg Close — Range —
Q4 2017
Shares 788,000 Value ($000) $37,895 Avg Close — Range —
Q3 2017
Shares 731,000 Value ($000) $37,486 Avg Close — Range —
Q2 2017
Shares 466,000 Value ($000) $26,068 Avg Close — Range —
Q1 2017
Shares 476,000 Value ($000) $28,774 Avg Close — Range —
Q4 2016
Shares 476,000 Value ($000) $27,970 Avg Close — Range —
Q3 2016
Shares 491,000 Value ($000) $27,030 Avg Close — Range —
Q2 2016
Shares 492,100 Value ($000) $24,802 Avg Close — Range —
Q1 2016
Shares 492,400 Value ($000) $21,375 Avg Close — Range —
Q4 2015
Shares 457,400 Value ($000) $21,740 Avg Close — Range —
Q3 2015
Shares 434,200 Value ($000) $20,329 Avg Close — Range —
Q2 2015
Shares 443,000 Value ($000) $28,073 Avg Close — Range —
Q1 2015
Shares 428,000 Value ($000) $28,184 Avg Close — Range —
Q4 2014
Shares 438,000 Value ($000) $31,996 Avg Close — Range —
Q3 2014
Shares 468,000 Value ($000) $35,100 Avg Close — Range —
Q2 2014
Shares 368,400 Value ($000) $28,175 Avg Close — Range —
Q1 2014
Shares 294,000 Value ($000) $19,460 Avg Close — Range —
Q4 2013
Shares 294,000 Value ($000) $18,137 Avg Close — Range —
Q3 2013
Shares 294,000 Value ($000) $17,678 Avg Close — Range —
Q2 2013
Shares 294,000 Value ($000) $19,078 Avg Close — Range —