GULFMARK OFFSHORE INC

CUSIP: 402629505 Class: COM

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

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

Q3 2018
Shares 32,624 Value ($000) $1,217 Avg Close — Range —
Q2 2018
Shares 32,936 Value ($000) $1,103 Avg Close — Range —