WESTERN GAS PARTNERS LP

CUSIP: 958254104 Class: COM

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q3 2018
Shares 1,136 Value ($000) $50 Avg Close — Range —
Q1 2018
Shares 14 Value ($000) $1 Avg Close — Range —
Q2 2017
Shares 2,159 Value ($000) $121 Avg Close — Range —
Q1 2017
Shares 212 Value ($000) $13 Avg Close — Range —
Q1 2015
Shares 225 Value ($000) $15 Avg Close — Range —