HockeyAlpha
Regular season

Jonas Siegenthaler

New Jersey Devils · D · #71
Third-pair DDepth Defenseman?135 blocks in 82 games of hard minutes
HT
6'2"
WT
218 lb
Age
29
Shoots
L
From
Zurich, CHE
Draft
2015 WSH · R2 #57
62Alpha?

Alpha sub-scores

what drives the rating · percentile vs position group
Scoring?
2121pctl
Playmaking?
3333pctl
Transition?
2626pctl
Defense?
6060pctl

League profile

vs. defensemen with 20+ GP
Points / GP?
0.2030pctl
Goals / GP?
0.006pctl
Assists / GP?
0.2044pctl
Shots / GP?
0.718pctl
Plus/Minus?
-921pctl
PP Points?
027pctl

HockeyAlpha advanced

event-derived proxies · 1,312 games analyzed
xG Share?
1.3%9pctl
ZEIS?
0.548pctl
PSPL?
0.0414pctl
Def Suppression?
0.8084pctl

Defenseman toolkit

vs. defensemen with 20+ GP
Blocks / GP?
1.6577pctl
Blocks / 60?
5.0774pctl
Hits / 60?
3.559pctl
Take : Give?
0.2339pctl
PP TOI / GP?
0:0220pctl
PK TOI / GP?
1:4460pctl

On-ice impact

shift charts × our xG model · 48 GP tracked · 16h TOI

Usage profile

assignment difficulty · higher fill = tougher job
Competition faced?
17.4 min46pctl
Support received?
17.3 min49pctl

Micro-metrics

Structural Metric Model · sequences, geometry & leverage from every shot

2025-26 regular season · Percentile beams: fill = league percentile, tick = league median · hockeyalpha.com

The Blueprint

Structural Event Engine · percentile vs defensemen · center = median · 1453 EV min

Derived from event sequences in public play-by-play data - the ? on each metric explains exactly how it's computed. · hockeyalpha.com

Contract & market

Contract value?

beta · cap data: CapWages

$3.40M

cap hit

$2.59M

Alpha-market value

overpaidmarketsurplus

D

Paying a premium ($0.8M)

Top comparables?

nearest profiles at the same role · match = statistical fit
PlayerAlphaCap hitValueMatch
Jonas Siegenthaler62$3.40MD$0.8Mthis player
Nick Leddy62--91%
Johnathan Kovacevic63$4.00MD$1.2M89%
Vincent Desharnais59$2.00MC$0.1M88%
Dylan DeMelo62$4.90MD$2.3M86%

Chemistry

Top connection: Jesper Bratt · 3 goals together

Finishes from

assisters on Jonas’s goals

No credited connections yet.

From official goal credits - scorer + assists on every goal, all season.

Recent form · last 10 games

5 pts · 0 G · 5 A · 6 shots in last 10Steady(+0.2 P/GP vs prior 5)

vs CHI

1P

0G 1A

@ NYR

0P

0G 0A

vs WSH

0P

0G 0A

vs MTL

1P

0G 1A

@ MTL

0P

0G 0A

vs PHI

1P

0G 1A

vs PIT

1P

0G 1A

@ DET

1P

0G 1A

vs OTT

0P

0G 0A

@ BOS

0P

0G 0A

Tile tint = points that night · underline = shot volume (full bar = 8+ shots) · oldest on the left

The Territory

attacking → · every recorded touch, normalized to one end

attacking →← defending
Goal On goal Missed/blocked▲ takeaway▽ giveaway■ hit+ block◯ faceoff dot (size = wins)325 events shown

Playmaking gravity: 12 touches that produced a teammate shot within 3s

Defensive floor: 137 blocks · 17 steals inside the d-zone

NHL career · regular season

SeasonTeamGPGAP+/−
2018-19Washington Capitals260446
2019-20Washington Capitals6427911
2020-21Washington Capitals7000-3
2020-21New Jersey Devils8000-6
2021-22New Jersey Devils7011314-5
2022-23New Jersey Devils804172127
2023-24New Jersey Devils57189-7
2024-25New Jersey Devils552799
2025-26New Jersey Devils8201616-9
Career2 teams44910728223