WESTERN GAS PARTNERS LP

CUSIP: 958254104 Class: COM

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q2 2018
Shares 468 Value ($000) $22 Avg Close — Range —
Q1 2018
Shares 1,751 Value ($000) $74 Avg Close — Range —
Q4 2017
Shares 15,402 Value ($000) $740 Avg Close — Range —
Q3 2017
Shares 7,963 Value ($000) $408 Avg Close — Range —
Q2 2017
Shares 4,542 Value ($000) $254 Avg Close — Range —
Q4 2015
Shares 621 Value ($000) $29 Avg Close — Range —
Q3 2015
Shares 991 Value ($000) $46 Avg Close — Range —
Q2 2015
Shares 1,865 Value ($000) $118 Avg Close — Range —
Q1 2015
Shares 1,147 Value ($000) $75 Avg Close — Range —
Q4 2014
Shares 2,304 Value ($000) $168 Avg Close — Range —