GULFMARK OFFSHORE INC

CUSIP: 402629208 Class: COMMON STOCK

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q3 2015
Shares 400 Value ($000) $2 Avg Close — Range —
Q2 2015
Shares 3,381 Value ($000) $39 Avg Close — Range —
Q1 2015
Shares 3,666 Value ($000) $48 Avg Close — Range —
Q4 2014
Shares 11,418 Value ($000) $279 Avg Close — Range —
Q2 2013
Shares 989 Value ($000) $45 Avg Close — Range —