GULFMARK OFFSHORE INC

CUSIP: 402629505 Class: COM

UBS Group AG's Holding History (CIK: 0001610520)

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

Q3 2018
Shares 16,665 Value ($000) $622 Avg Close — Range —
Q2 2018
Shares 25,331 Value ($000) $849 Avg Close — Range —