Nikitin, who has two assists and six penalty minutes in seven games this season, suffered an upper body injury at Minnesota on Jan. 29 and is expected to be sidelined up to a week.
The 25-year-old Holden has four goals and 18 assists with 26 penalty minutes and a plus-13 rating in 44 games with Springfield this season. Holden was scoreless in his only five NHL games with the Blue Jackets during the 2010-11 season.
There was a lot of talk off the ice. From a player's standpoint, that's not the talk in the room. GMs make decisions, coaches make decisions, but as a team you have to come together and be ready to go, and we are.
— San Jose Sharks forward Tommy Wingels on his team's approach entering training camp