Usage Score
8.2
Player Dossier
2015-2021Penn State
John Petrishen
LB • 6'1" • 225 lbs • Lower Burrell, PA, USA
Ball-hunting defenderSplash play profile
John Petrishen shows a ball-hunting defender profile with 32.3 disruption score.
Efficiency
32.3
Consistency
26.5
Season Value
22.9
Career Arc
Value trend by season
Best season by value score: 2019 Regular Season · Pittsburgh
151617181819202121
Snapshot
- Career Teams
- 2
- Seasons Tracked
- 9
- Program Path
- Penn State • Pittsburgh
- Peak Game
- Peak game by takeover score: Massachusetts
Scouting Read
Best season and peak-game context are pinned here so the rest of the page can stay analytical without losing the headline story.
John Petrishen, LB. Best season Best season by value score: 2019 Regular Season · Pittsburgh. John Petrishen shows a ball-hunting defender profile with 32.3 disruption score.
Player insights
Lead takeaway
Best season by value score: 2019 Regular Season
Pittsburgh paired 0 primary output with 8.3 efficiency.
Supporting note
2021 Postseason role shape
impact-led usage with 32.3 efficiency.
Supporting note
Career value stayed steady
2021 Regular Season tracked close to the prior stop by season value score.
Supporting note
Multi-stop career journey
Production spans 2 team stops, with role shifts visible across Penn State, Pittsburgh.
Supporting note
Peak game by takeover score: Massachusetts
Win with backfield disruption leading the way. It landed in the 100th percentile of the selected season.
Analysis workspace
Season Workbench
Filter the strongest season sample, inspect game-level shape, and then drop into the full log without losing the story of the year.
Season Explorer
Understand the selected season before dropping into the full game log.
2021 Postseason · Pittsburgh
Games
14
Havoc Plays / G
1.1
Efficiency
32.3
Usage
8.2
Consistency
26.5
Best Game by takeover score
Michigan State
Hover a point or expand a game row to keep the active game context visible here.
Game-by-Game Trend
1234567891011121314
Chronological game order.
Game by game trend chart. Michigan State: 0. Massachusetts: 4. Tennessee: 0.5. Western Michigan: 0. Unknown: 0.5. Georgia Tech: 2.5. Virginia Tech: 0.5. Clemson: 0. Miami: 2. Duke: 3. North Carolina: 0. Virginia: 0. Syracuse: 3. Wake Forest: 0
Volume vs Efficiency
Low volume / high quality
High volume / high quality
Low volume / lower quality
High volume / lower quality
Volume on the x-axis, quality on the y-axis.
Volume versus efficiency scatter chart. Michigan State: 9 by 37.5. Massachusetts: 6 by 65. Tennessee: 4 by 21.7. Western Michigan: 4 by 16.7. Unknown: 3 by 17.5. Georgia Tech: 5 by 45.8. Virginia Tech: 3 by 17.5. Clemson: 4 by 16.7. Miami: 3 by 32.5. Duke: 13 by 80. North Carolina: 3 by 12.5. Virginia: 4 by 16.7. Syracuse: 7 by 59.2. Wake Forest: 3 by 12.5
Split Comparison
Wins1.4 · n=10 · +0.7 vs Losses
Losses0.7 · n=3 · -0.7 vs Wins
First Half1.1 · n=7 · +0 vs Second Half
Second Half1.1 · n=7 · +0 vs First Half
Game Log
Dense stat lines with inline explanations and season-linked highlights.
14 games
Featured metric
Havoc Plays
Top game by takeover score
Massachusetts
Best efficiency game
80 vs Duke
| Result | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Fri 12/31 | @ Michigan State | L 21-31 | 9 | 2 | — | 0 | 0 | — | 0 | — | — |
| Sun 12/5 | @ Wake Forest | W 45-21 | 3 | 1 | — | 0 | 0 | — | 0 | — | — |
| Sun 11/28 | @ Syracuse | W 31-14 | 7 | 3 | — | 1.50 | 1.50 | — | 0 | — | — |
| Sat 11/20 | vs Virginia | W 48-38 | 4 | 2 | — | 0 | 0 | — | 0 | — | — |
| Fri 11/12 | vs North Carolina | W 30-23 | 3 | 2 | — | 0 | 0 | — | 0 | — | — |
| Sat 11/6 | @ Duke10+ tackles · Splash game | W 54-29 | 13 | 7 | — | 1 | 1 | 1 | 0 | — | — |
| Sat 10/30 | vs MiamiSplash game | L 34-38 | 3 | 1 | — | 1 | 0 | 1 | 0 | — | — |
| Sat 10/23 | vs Clemson | W 27-17 | 4 | 2 | — | 0 | 0 | — | 0 | — | — |
| Sat 10/16 | @ Virginia Tech | W 28-7 | 3 | 1 | — | 0.50 | 0 | — | 0 | — | — |
| Sat 10/2 | @ Georgia TechSplash game | W 52-21 | 5 | 2 | — | 1.50 | 0 | 1 | 0 | — | — |
| Sat 9/25 | vs Unknown | — | 3 | 0 | — | 0.50 | 0 | — | 0 | — | — |
| Sat 9/18 | vs Western Michigan | L 41-44 | 4 | 1 | — | 0 | 0 | — | 0 | — | — |
| Sat 9/11 | @ Tennessee | W 41-34 | 4 | 2 | — | 0.50 | 0 | — | 0 | — | — |
| Sat 9/4 | vs Massachusetts2+ sacks · Splash game | W 51-7 | 6 | 4 | — | 2 | 2 | — | 0 | — | — |
Career Arc
Track team changes, role shifts, and season-to-season movement.
- 1
Penn State
2015-2018
Opening stop
- 2
Pittsburgh
2019-2021
Final stop
Season Progression
201520162017201820182019202020212021
| Season | Team | Primary | Efficiency | Usage | Delta |
|---|---|---|---|---|---|
| 2015 Regular Season | Penn State | 0 | — | — | — |
| 2016 Regular Season | Penn State | 0 | — | — | 0 |
| 2017 Regular Season | Penn State | 1 | 11.3 | 2.8 | 1 |
| 2018 Postseason | Penn State | 0 | 4.2 | 0.7 | -1 |
| 2018 Regular Season | Penn State | 0 | 4.2 | 0.7 | 0 |
| 2019 Regular Season | Pittsburgh | 0 | 8.3 | 1.4 | 0 |
| 2020 Regular Season | Pittsburgh | 1.5 | 14.2 | 3.5 | 1.5 |
| 2021 Postseason | Pittsburgh | 16 | 32.3 | 8.2 | 14.5 |
| 2021 Regular Season | Pittsburgh | 16 | 32.3 | 8.2 | 0 |
Signature Performances
Top Games
#1 Featured game
Massachusetts
Win with backfield disruption leading the way.
4
Primary metric
4 disruption/tackle impact with 63.1 takeover score.
#2
Duke
3
Primary metric
Win with 3 impact plays across the defensive snap sheet.
3 disruption/tackle impact with 56.7 takeover score.
#3
Syracuse
3
Primary metric
Win with 3 impact plays across the defensive snap sheet.
3 disruption/tackle impact with 49.9 takeover score.
#4
Clemson
1.5
Primary metric
Loss with 1.5 impact plays across the defensive snap sheet.
1.5 disruption/tackle impact with 45.5 takeover score.
#5
Georgia State
1
Primary metric
Win with 1 impact plays across the defensive snap sheet.
1 disruption/tackle impact with 41.1 takeover score.
Top Seasons
#1 Season by value score
2019 Regular Season · Pittsburgh
0 primary output · 8.3 efficiency · 1.4 usage
36.6
#2
2018 Postseason · Penn State
35
0 primary · 4.2 efficiency · 0.7 usage
#3
2018 Regular Season · Penn State
35
0 primary · 4.2 efficiency · 0.7 usage
Milestones
1
Impact games
4
Splash games
1
10+ tackle games
Bio, Recruit, and Data Context
Career Facts
2
Career teams
9
Seasons tracked
91
Career Tackles
Data Context
Coverage spans 9 tracked seasons, 26 games, and base opponent context only. Derived metrics fall back to raw production when share or rating context is missing.