Rubuta ci gaba ga wannan sakin layi - A ranar 2 ga Maris, 2015, a lokacin kakar wasa ta 2014-15, an yi musayar Petry zuwa Montreal Canadiens a musayar shekara ta 2015
zabin zagaye na biyu da zagaye na biyar. Bayan Canadiens na bayan kakar wasa, a ranar 2 ga Yuni, 2015, Petry ya zaɓi ya ba da matsayinsa na 'yan wasa kyauta ta hanyar sanya hannu kan yarjejeniyar kwangila na shekaru shida tare da Montreal Canadiens har zuwa kakar 2020/21.