Headshot Image
JJ Peterka
Right Wing #77 Mammoth
Player Information

JJ Peterka has 30 points (15 goals, 15 assists) in 45 games for the Utah Mammoth this season.

Selected in the 2nd round (No. 34) of the 2020 NHL Draft by the Buffalo Sabres, he has 180 points (82 goals, 98 assists) in 283 regular-season games for the Buffalo Sabres and the Utah Mammoth.

Show Trading Cards for JJ Peterka.
  • Country: Country FlagGER
    Age: 24 yrs (14.01.2002)
    Height / Weight: 183 cm / 86 kg
    Shoots: L
    Drafted: 34th in 2020
    Draft Team: Team logoBuffalo Sabres
    Awards: -
Player EvaluationPowered by CORE

The 24-year-old is around break-even for his team, with the Mammoth controlling 53% of expected goals when he is on the ice. When JJ Peterka is off the ice, the Mammoth control 50% of expected goals, indicating the team is noticeably better when he plays.

He is being deployed in an offense-leaning role, starting 46% of his shifts in the offensive zone versus 15% in the defensive zone.

  • 70

    Overall Rating
    Offense:Off: 99th of 250 Wings
    Defense:Def: 161st of 250 Wings
  • Metric Current Season
    PlayDriving
    0.03
    -0.140.14
    OnIce_xGoalsPct
    0.53
    0.350.65
    IceTimePerGame
    16.79
    1222
    Metric Current Season
    Goals/60
    1.22
    0.21.5
    PrimaryAssists/60
    0.41
    0.11.5
    SecondaryAssists/60
    0.73
    0.11.2
    xGoals/60
    0.65
    0.491.34
    OnIce_xGoalsFor/60
    3.03
    1.85
    OnIce_GoalsFor/60
    3.49
    1.45.5
    PenaltiesDrawn/60
    0.41
    0.271.56
    OZoneStartPct
    0.46
    0.150.4
    PP_xGoals/60
    1.06
    0.52.5
    Metric Current Season
    OnIce_xGoalsAgainst/60
    2.72
    2.54
    OnIce_GoalsAgainst/60
    2.35
    2.54
    Penalties/60
    0.73
    0.51.5
    ShotsBlocked/60
    1.06
    13
    Takeaways/60
    0.81
    0.52
    Giveaways/60
    3.57
    14
    DZoneStartPct
    0.15
    0.150.4
    PK_OnIce_xGoalsAgainst/60
    0.00
    512
  • Career Trajectory Most comparable players to JJ Peterka at his age (24 yrs):
    Tage Thompson (Rating of 70 in 2020, Today 81)
    Frank Vatrano (Rating of 70 in 2017, Today 61)
    Kevin Hayes (Rating of 70 in 2015, Today 62)
Contract InformationPowered by CORE
Actual AAV: $7.700M
Player Contract Value: $2.900M
Remaining: 5 year(s)
Contract Ends: 2030 UFA
Age at the end: 29.5 yrs (14.01.2002)
Hero Image
JJ Peterka
Recent Games
Year Team GP G A Pts +/- TOI/G S S% PIM
01.01.2026 Team Logo Islanders 1 0 1 1 2 15:28 0 0
03.01.2026 Team Logo Devils 1 0 0 0 0 15:52 3 0.0% 0
05.01.2026 Team Logo Rangers 1 0 0 0 1 15:40 3 0.0% 0
07.01.2026 Team Logo Senators 1 0 0 0 -1 10:58 0 0
09.01.2026 Team Logo Blues 1 0 1 1 0 16:48 2 0.0% 0
Total 5 0 2 2 2 8 0.0% 0
Regular Season
Year Team GP G A Pts +/- TOI/G S S% PIM
2021-22 Team Logo Sabres 2 0 0 0 0 16:07 3 0.0% 0
2022-23 Team Logo Sabres 77 12 20 32 -15 13:39 125 9.6% 26
2023-24 Team Logo Sabres 82 28 22 50 10 16:23 226 12.4% 28
2024-25 Team Logo Sabres 77 27 41 68 -1 18:10 173 15.6% 34
2025-26 Team Logo Mammoth 45 15 15 30 7 16:48 94 16.0% 18
Season Projection 82 27 27 54 13 16:47 171 15.8% 33
Total 283 82 98 180 1 621 13.2% 106
Playoffs
Year Team GP G A Pts +/- TOI/G S S% PIM
No games played
Player MatchPowered by CORE
Player
Match		 Name Team Pos Age Height / Weight Season
P/G		 Career
P/G		 Offense
Rating		 Defense
Rating		 Actual AAV
JJ Peterka Team Logo RW 24 yrs 183 cm / 86 kg 0.67 0.64 70 70 $7.700M
85% Michael Bunting Team Logo LW 30.3 yrs 183 cm / 84 kg 0.58 0.63 73 65 $4.500M
83% Chandler Stephenson Team Logo C 31.7 yrs 183 cm / 90 kg 0.64 0.57 63 70 $6.250M
83% Carter Verhaeghe Team Logo C 30.4 yrs 188 cm / 82 kg 0.69 0.73 76 71 $7.000M
83% Adam Fantilli Team Logo C 21.2 yrs 188 cm / 92 kg 0.63 0.62 76 68 $0.950M
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