Dumoulin, 32, scored six goals and recorded 16 points in 82 games with the Kraken last season. Drafted in the second round (51st overall) by the Carolina Hurricanes in 2009, Dumoulin played a key role in helping the Pittsburgh Penguins win back-to-back Stanley Cup championships in 2016 and 2017.
He is entering the final season of his two-year, $6.3 million contract, which has an average annual value (AAV) of $3.1 million.
Hailing from Biddeford, Maine, Dumoulin has played in 626 NHL games, tallying 25 goals and 155 points throughout his career with the Penguins and Kraken.