The NHL announced Thursday that Pastrnak, along with Alex Ovechkin, has been awarded the Rocket Richard Trophy.
Pastrnak is currently tied with Alex Ovechkin for the league lead in goals with 48 in 70 games.
Pastrnak scored a power-play goal in a 5-3 loss to Tampa Bay on Saturday.
Pastrnak recorded a goal and an assist in Thursday's 4-3 win over the Stars.
Pastrnak recorded a pair of assists and went plus-2 in Friday's 4-3 win over the Flames.
Pastrnak scored the game-winning goal and added an assist in Wednesday's 2-1 overtime win over the Oilers. He also had two PIM and a team-leading five shots.
Pastrnak scored three goals, including one on the power play, in a 4-1 win over Montreal on Wednesday.
Pastrnak notched two power-play assists in Saturday's 4-2 win over the Coyotes.
Pastrnak posted a pair of power-play assists and a minus-1 rating with five shots on net in a 2-1 victory over the Jets on Friday.
Pastrnak collected a goal and an assist with three shots Sunday in a 4-3 loss to Pittsburgh.