Sundqvist scored a power-play goal and blocked two shots in Tuesday's 3-2 loss to the Bruins.
Sundqvist scored a goal and added two PIM in Tuesday's 3-2 win over the Lightning.
Sundqvist had one hit and 11:49 of ice time in Thursday's 5-1 win over Toronto.
Sundqvist (knee) was taken off injured reserve by the Blues on Wednesday, Lou Korac of NHL.com reports.
Sundqvist (knee) has been cleared for contact but is not ready to return to the lineup, Lou Korac of NHL.com reports Monday.
Sundqvist (knee) was placed on the injured non-roster list Monday.
Sundqvist (knee) will take part in practices during training camp, but he isn't expected to participate in any preseason games, Jeremy Rutherford of The Athletic reports Thursday.
Sundqvist (knee) isn't expected to participate in training camp, but he should be fine for the start of the regular season, according to Jeremy Rutherford of The Athletic on Wednesday.
Sundqvist (knee) has resumed skating, Lou Korac of NHL.com reports Wednesday.
Sundqvist is headed for surgery after sustaining a torn ACL in Monday's matchup with Vegas. He'll be reevaluated in six months.