WESTERN GAS EQUITY PARTNERS

CUSIP: 95825R103 Class: CMN

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q4 2017
Shares 16,700 Value ($000) $621 Avg Close — Range —
Q3 2017
Shares 29,100 Value ($000) $1,198 Avg Close — Range —