SEMGROUP CORP

CUSIP: 81663A105 Class: CMN

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q1 2018
Shares 12,100 Value ($000) $259 Avg Close — Range —
Q2 2014
Shares 10,322 Value ($000) $814 Avg Close — Range —