WESTERN GAS EQUITY PARTNERS

CUSIP: 95825R103 Class: CMN

CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT's Holding History (CIK: 0001329375)

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

Q4 2018
Shares 558,360 Value ($000) $15,483 Avg Close — Range —
Q3 2018
Shares 990,634 Value ($000) $29,660 Avg Close — Range —
Q2 2018
Shares 924,419 Value ($000) $33,048 Avg Close — Range —
Q1 2018
Shares 899,976 Value ($000) $29,807 Avg Close — Range —
Q4 2017
Shares 920,409 Value ($000) $34,203 Avg Close — Range —
Q3 2017
Shares 951,187 Value ($000) $39,169 Avg Close — Range —
Q2 2017
Shares 774,715 Value ($000) $33,328 Avg Close — Range —
Q1 2017
Shares 561,340 Value ($000) $25,878 Avg Close — Range —
Q4 2016
Shares 541,993 Value ($000) $22,953 Avg Close — Range —
Q3 2016
Shares 520,687 Value ($000) $22,124 Avg Close — Range —
Q4 2015
Shares 549,525 Value ($000) $19,943 Avg Close — Range —
Q3 2015
Shares 530,315 Value ($000) $20,910 Avg Close — Range —
Q2 2015
Shares 531,232 Value ($000) $31,874 Avg Close — Range —
Q1 2015
Shares 524,076 Value ($000) $31,445 Avg Close — Range —
Q4 2014
Shares 515,614 Value ($000) $31,055 Avg Close — Range —
Q3 2014
Shares 559,424 Value ($000) $34,092 Avg Close — Range —
Q2 2014
Shares 611,067 Value ($000) $38,314 Avg Close — Range —
Q1 2014
Shares 600,835 Value ($000) $29,507 Avg Close — Range —
Q4 2013
Shares 660,970 Value ($000) $26,128 Avg Close — Range —
Q3 2013
Shares 584,532 Value ($000) $23,458 Avg Close — Range —
Q2 2013
Shares 687,689 Value ($000) $28,232 Avg Close — Range —