He won the Del Wilson and Four Broncos Memorial trophies in 2003 as the WHL's top goaltender and most outstanding player respectively.

[2] Harding was called up to the Wild on March 8, 2006, after goaltender Dwayne Roloson was traded to the Edmonton Oilers.

[9][10] He kept the ailment, which can cause blurred vision and affect balance and coordination, a secret for over a month after doctors discovered the disease in late September 2012.

[11] In his first game back post-diagnosis, on January 20, 2013, Harding stopped all 24 shots he faced in a 1–0 shutout win over the Dallas Stars.

[12] During the first round of the 2013 Stanley Cup playoffs against the Presidents' Trophy-winning Chicago Blackhawks as the eighth seed, Wild starting goaltender Niklas Bäckström injured himself during warm ups before Game 1.

[15] Harding enjoyed an exceptional beginning of the 2013–14 season, leading the league in goals against average and save percentage through December 2013.

[16] Harding was expected to compete for the starting goaltender position for the Wild in the 2014–15 season, but a broken foot suffered in the off-season derailed those plans.