SEMGROUP CORP

CUSIP: 81663A105 Class: CMN

BOKF, NA's Holding History (CIK: 0000009634)

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

Q3 2018
Shares 14,031 Value ($000) $309 Avg Close — Range —
Q2 2018
Shares 14,031 Value ($000) $356 Avg Close — Range —
Q1 2018
Shares 13,831 Value ($000) $296 Avg Close — Range —
Q4 2017
Shares 13,831 Value ($000) $418 Avg Close — Range —
Q3 2017
Shares 13,831 Value ($000) $398 Avg Close — Range —
Q2 2017
Shares 13,831 Value ($000) $373 Avg Close — Range —