GULFMARK OFFSHORE INC

CUSIP: 402629505 Class: COM

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

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

Q3 2018
Shares 25,932 Value ($000) $967 Avg Close — Range —
Q2 2018
Shares 650 Value ($000) $22 Avg Close — Range —