GULFMARK OFFSHORE INC

CUSIP: 402629505 Class: COM

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

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

Q3 2018
Shares 6,900 Value ($000) $258 Avg Close — Range —
Q2 2018
Shares 6,900 Value ($000) $232 Avg Close — Range —