Christian Sewing will invest 15% of his salary into Deutsche Bank’s shares over the next three years, in a sign that the chief executive is willing to put his money where his mouth is.

Sewing, whose legacy will rest on the success of his sweeping new strategy to turn the struggling business around, has begun investing 15% of his net salary in Deutsche stock, according to a statement from the bank. The stock has been languishing over the past 18 months.