"I will not be attending minicamp as my contract has not been resolved," he announced in a statement obtained by ESPN's Adam Schefter. "I remain committed to Jacksonville, the fans, and my teammates. My hope is to be with Jacksonville for years to come."
Ngakoue is entering the final year of his rookie deal. The former third-round pick has notched 29.5 sacks since entering the league, leading all players from the 2016 draft class.
The 24-year-old registered 9.5 sacks last season, trailing Calais Campbell by one for the team lead. He made the Pro Bowl in 2017.
Jaguars minicamp runs from June 11-13.