Casey Mittelstadt Transactions

Mittelstadt signed a three-year, $17.25 million deal with Colorado on Tuesday.

Mittelstadt was acquired by Colorado from Buffalo on Wednesday in exchange for Bowen Byram, per Elliotte Friedman of Sportsnet.

Mittelstadt (upper body), as expected, will be in action against the Ottawa Senators on Tuesday, John Vogl of The Athletic reports.

Mittelstadt (upper body) was removed from injured reserve Thursday.

Mittelstadt (upper body) will be activated off injured reserve and return to the lineup for Thursday's game against the Florida Panthers, Lance Lysowski of The Buffalo News reports.

Mittelstadt penned a three-year, $7.5 million contract with Buffalo on Thursday.

Mittelstadt was promoted to the active roster Sunday.

Mittelstadt was demoted to Buffalo's taxi squad Tuesday.

Mittelstadt was added to the active roster and will play in Thursday's game against the New Jersey Devils, per CBS Sports.

Mittelstadt was promoted from the taxi squad ahead of Monday's game versus the New York Islanders, Mike Harrington of The Buffalo News reports.

Mittelstadt has been activated off the NHL's COVID-19 protocols list, Heather Engel of NHL.com reports.

Mittelstadt was placed in the NHL's COVID-19 protocol Sunday, Lance Lysowski of The Buffalo News reports.

The Sabres added Mittelstadt to the active roster via the taxi squad Sunday.

The Sabres loaned Mittelstadt to their taxi squad Tuesday.

The Sabres promoted Mittelstadt to the active roster Sunday.

Mittelstadt has been assigned to Buffalo's taxi squad.

Mittelstadt signed a one-year, $874,125 contract with the Buffalo Sabres on Wednesday.