GULFMARK OFFSHORE INC

CUSIP: 402629208 Class: COMMON STOCK

CITADEL ADVISORS LLC's Holding History (CIK: 0001423053)

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

Q1 2017
Shares 85,888 Value ($000) $30 Avg Close — Range —
Q4 2016
Shares 13,999 Value ($000) $24 Avg Close — Range —
Q4 2015
Shares 272,898 Value ($000) $1,275 Avg Close — Range —
Q3 2015
Shares 368,191 Value ($000) $2,250 Avg Close — Range —
Q2 2015
Shares 629,889 Value ($000) $7,306 Avg Close — Range —
Q1 2015
Shares 572,825 Value ($000) $7,470 Avg Close — Range —
Q4 2014
Shares 132,794 Value ($000) $3,243 Avg Close — Range —
Q3 2014
Shares 135,377 Value ($000) $4,244 Avg Close — Range —
Q2 2014
Shares 1,452 Value ($000) $65 Avg Close — Range —
Q1 2014
Shares 36,142 Value ($000) $1,624 Avg Close — Range —
Q4 2013
Shares 14,936 Value ($000) $704 Avg Close — Range —
Q3 2013
Shares 37,869 Value ($000) $1,927 Avg Close — Range —
Q2 2013
Shares 18,479 Value ($000) $833 Avg Close — Range —