The league said in a release Monday that 2,618 tests were completed on more than 800 players.
The two players that tested positive are currently in self-isolation.
Training camps opened July 13 to kick off Phase 3 of the league’s return to play plan.
The NHL is scheduled enter Phase 4 on Aug. 1 when teams return to play in the hub cities of Edmonton and Toronto.
The league said 30 players tested positive for COVID-19 in testing during Phase 2 of the plan, with another 13 testing positive outside of the league’s protocol.
Phase 2, which ran from June 8 to July 12, allowed players to train in small groups at their teams’ facilities.
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