DELEK US HLDGS INC

CUSIP: 246647101 Class: COMMON STOCK

WESTFIELD CAPITAL MANAGEMENT CO LP's Holding History (CIK: 0001177719)

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

Q2 2014
Shares 18,800 Value ($000) $531 Avg Close — Range —
Q1 2014
Shares 18,800 Value ($000) $546 Avg Close — Range —