SEMGROUP CORP

CUSIP: 81663A105 Class: CMN

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q4 2016
Shares 18,100 Value ($000) $756 Avg Close — Range —
Q3 2016
Shares 43,650 Value ($000) $1,543 Avg Close — Range —
Q1 2015
Shares 54,100 Value ($000) $4,400 Avg Close — Range —
Q1 2014
Shares 52,400 Value ($000) $3,442 Avg Close — Range —
Q4 2013
Shares 60,383 Value ($000) $3,939 Avg Close — Range —
Q2 2013
Shares 111,950 Value ($000) $6,030 Avg Close — Range —