HockeyAlpha
Regular season

Olen Zellweger

Buffalo Sabres · D · #51
Second-pair DSteady Blueliner?85 blocks across 76 games of regular duty
HT
5'10"
WT
193 lb
Age
22
Shoots
L
From
Calgary, CAN
Draft
2021 ANA · R2 #34
75Alpha?

Alpha sub-scores

what drives the rating · percentile vs position group
Scoring?
7676pctl
Playmaking?
5252pctl
Transition?
8080pctl
Defense?
5555pctl

League profile

vs. defensemen with 20+ GP
Points / GP?
0.2955pctl
Goals / GP?
0.0972pctl
Assists / GP?
0.2046pctl
Shots / GP?
1.678pctl
Plus/Minus?
+462pctl
PP Points?
371pctl

HockeyAlpha advanced

event-derived proxies · 1,312 games analyzed
xG Share?
3.7%41pctl
ZEIS?
2.6778pctl
PSPL?
0.1251pctl
Def Suppression?
0.6070pctl

Defenseman toolkit

vs. defensemen with 20+ GP
Blocks / GP?
1.1232pctl
Blocks / 60?
3.9546pctl
Hits / 60?
1.528pctl
Take : Give?
0.3066pctl
PP TOI / GP?
0:4665pctl
PK TOI / GP?
0:5329pctl

On-ice impact

shift charts × our xG model · 44 GP tracked · 12h TOI

Usage profile

assignment difficulty · higher fill = tougher job
Competition faced?
17.0 min21pctl
Support received?
16.2 min87pctl

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 · 1166 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

$0.84M

cap hit

$6.40M

Alpha-market value

overpaidmarketsurplus

A+

Massive surplus value (+$5.6M)

Top comparables?

nearest profiles at the same role · match = statistical fit
PlayerAlphaCap hitValueMatch
Olen Zellweger75$0.84MA++$5.6Mthis player
Jake Walman77$3.40MA+$3.7M86%
Alexander Nikishin76$0.93MA++$5.8M84%
Sean Durzi76$6.00MC+$0.7M83%
Simon Nemec75$0.92MA++$5.5M82%

Chemistry

Top connection: Leo Carlsson · 5 goals together

Recent form · last 10 games

3 pts · 0 G · 3 A · 8 shots in last 10Steady(+0.2 P/GP vs prior 5)

vs PHI

0P

0G 0A

@ UTA

0P

0G 0A

vs BUF

1P

0G 1A

@ CGY

0P

0G 0A

@ EDM

0P

0G 0A

vs TOR

1P

0G 1A

@ SJS

0P

0G 0A

vs STL

1P

0G 1A

vs CGY

0P

0G 0A

vs NSH

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)407 events shown

The office: the inner slot - 3 of 7 goals live there

Playmaking gravity: 29 touches that produced a teammate shot within 3s

Defensive floor: 85 blocks · 12 steals inside the d-zone

NHL career · regular season

SeasonTeamGPGAP+/−
2023-24Anaheim Ducks26279-6
2024-25Anaheim Ducks62713201
2025-26Anaheim Ducks76715224
Career1 team164163551-1