GULFMARK OFFSHORE INC

CUSIP: 402629AG4 Class: CORP

ADVENT CAPITAL MANAGEMENT /DE/'s Holding History (CIK: 0001097278)

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

Q3 2014
Shares 310,000 Value ($000) $299 Avg Close — Range —
Q2 2014
Shares 310,000 Value ($000) $308 Avg Close — Range —
Q1 2014
Shares 310,000 Value ($000) $321 Avg Close — Range —
Q4 2013
Shares 310,000 Value ($000) $312 Avg Close — Range —
Q3 2013
Shares 310,000 Value ($000) $310 Avg Close — Range —
Q2 2013
Shares 310,000 Value ($000) $308 Avg Close — Range —