T Rowe Price has bumped up its holding in Tidewater, crossing the 10% threshold and leapfrogging into the top spot.

The asset manager now owns 3.9 million shares in the Houston offshore player, up from 2.3 million.

T Rowe Price now owns 10.1% of all shares, up from 8.6%.

It was previously the fourth-largest shareholder behind BlackRock's 2.7 million share stake, Third Avenue Management's 2.6