KNOT Offshore reported a smaller-than-expected jump in first-quarter profit after a tanker ran into technical troubles.

The company also revealed that it purchased a shuttle tanker from parent Knutsen NYK Offshore Tankers.

The New York-listed shuttle tanker owner reported $11.4m in profit for the period, up from $10.7m in the same quarter of 2016.

KNOT Offshore earnings

Q1 2017 Q1 2016
Revenue$45m$42m
Expenses$27.5m$22.8m