OCEAN RIG UDW INC

CUSIP: Y64354205 Class: COMMON STOCK-FO

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q4 2015
Shares 12,797 Value ($000) $20 Avg Close — Range —
Q3 2015
Shares 6,415 Value ($000) $13 Avg Close — Range —
Q2 2015
Shares 8,256 Value ($000) $42 Avg Close — Range —
Q1 2015
Shares 529 Value ($000) $3 Avg Close — Range —