The School of Odds
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Chicago Wolves v Grand Rapids Griffins

Kickoff: 2026-05-20 00:20 UTC

Closing line — the calculated probabilities and expected value from the last prices recorded before kickoff, under your selected model. The game has started, so these are not live figures. Assess the reliability of each model's probability predictions against all settled-game outcomes →

Head to Head

15 sportsbooks (2 in analysis )

Estimated chance of each outcome, according to the model: Interquartile mean (Vetted List)

Chicago Wolves (Local)

Prediction 26.93%3.71fair odd
EV -7.09%
Edge -2.06%
Kelly -2.89%
Growth +0.000%

assuming max odds 3.45

Bookmakers’ predictions’ distribution
26.82%26.93%26.93%29.60%MIN.MEANMEDIANMAX.
Odds’ distribution
2.953.173.153.4533.90%31.59%31.75%28.99%MIN.MEANMEDIANMAX.

Grand Rapids Griffins (Visit)

Prediction 51.24%1.95fair odd
EV +1.45%
Edge +0.735%
Kelly +1.48%
Growth +0.022%

assuming max odds 1.98

Bookmakers’ predictions’ distribution
46.99%51.24%51.24%51.41%MIN.MEANMEDIANMAX.
Odds’ distribution
1.761.891.921.9856.82%52.85%52.08%50.51%MIN.MEANMEDIANMAX.

Draw

Prediction 21.83%4.58fair odd
EV -5.26%
Edge -1.21%
Kelly -1.57%
Growth +0.000%

assuming max odds 4.34

Bookmakers’ predictions’ distribution
21.55%21.83%21.83%23.43%MIN.MEANMEDIANMAX.
Odds’ distribution
3.804.034.004.3426.32%24.82%25.00%23.04%MIN.MEANMEDIANMAX.

At the last prices before kickoff, Interquartile mean (Vetted List) estimated these probabilities for Head to Head: Chicago Wolves (Local): 26.93%; Grand Rapids Griffins (Visit): 51.24%; Draw: 21.83%. For Grand Rapids Griffins (Visit), that estimate was equivalent to fair decimal odds of 1.95. 7 bookmakers offered closing odds above that level; the best were 1.98, corresponding to a positive expected value of +1.45%.

11 bookmakers offer a different number of options for this market (2-way vs the 3-way used in analysis). Analysis results should be taken with caution due to this disparity.

Sportsbook Odds (15 sportsbooks)

We're not affiliated with any bookmaker, we earn nothing from any action done with them.

BookmakerLocalVisit ▼DrawMarginUpdated
Unibet🎯3.15I 31.75%NM 29.60%EV -15.17%E -4.82%K -7.06%G +0.000%1.98I 50.51%NM 47.09%EV +1.45%E +0.735%K +1.48%G +0.022%4.00I 25.00%NM 23.31%EV -12.68%E -3.17%K -4.23%G +0.000%7.3%2026-05-19 13:49
Unibet (NL)🎯3.15I 31.75%NM 29.53%EV -15.17%E -4.82%K -7.06%G +0.000%1.97I 50.76%NM 47.22%EV +0.943%E +0.478%K +0.972%G +0.009%4.00I 25.00%NM 23.25%EV -12.68%E -3.17%K -4.23%G +0.000%7.5%2026-05-19 13:50
PMU (FR)🎯3.15I 31.75%NM 29.53%EV -15.17%E -4.82%K -7.06%G +0.000%1.97I 50.76%NM 47.22%EV +0.943%E +0.478%K +0.972%G +0.009%4.00I 25.00%NM 23.25%EV -12.68%E -3.17%K -4.23%G +0.000%7.5%2026-05-19 13:49
Grosvenor🎯3.15I 31.75%NM 29.53%EV -15.17%E -4.82%K -7.06%G +0.000%1.97I 50.76%NM 47.22%EV +0.943%E +0.478%K +0.972%G +0.009%4.00I 25.00%NM 23.25%EV -12.68%E -3.17%K -4.23%G +0.000%7.5%2026-05-19 13:50
Casumo🎯3.15I 31.75%NM 29.53%EV -15.17%E -4.82%K -7.06%G +0.000%1.97I 50.76%NM 47.22%EV +0.943%E +0.478%K +0.972%G +0.009%4.00I 25.00%NM 23.25%EV -12.68%E -3.17%K -4.23%G +0.000%7.5%2026-05-19 13:49
ATG (SE)🎯3.15I 31.75%NM 29.53%EV -15.17%E -4.82%K -7.06%G +0.000%1.97I 50.76%NM 47.22%EV +0.943%E +0.478%K +0.972%G +0.009%4.00I 25.00%NM 23.25%EV -12.68%E -3.17%K -4.23%G +0.000%7.5%2026-05-19 13:50
Svenska Spel🎯3.15I 31.75%NM 29.53%EV -15.17%E -4.82%K -7.06%G +0.000%1.97I 50.76%NM 47.22%EV +0.943%E +0.478%K +0.972%G +0.009%4.00I 25.00%NM 23.25%EV -12.68%E -3.17%K -4.23%G +0.000%7.5%2026-05-19 13:49
LeoVegas🎯3.05I 32.79%NM 29.58%EV -17.86%E -5.86%K -8.71%G +0.000%1.92I 52.08%NM 46.99%EV -1.62%E -0.843%K -1.76%G +0.000%3.85I 25.97%NM 23.43%EV -15.95%E -4.14%K -5.60%G +0.000%10.8%2026-05-19 13:50
1xBet🎯3.29I 30.40%NM 28.43%EV -11.40%E -3.47%K -4.98%G +0.000%1.87I 53.48%NM 50.02%EV -4.18%E -2.24%K -4.81%G +0.000%4.34I 23.04%NM 21.55%EV -5.26%E -1.21%K -1.57%G +0.000%6.9%2026-05-19 23:50
Unibet (FR)🎯3.10I 32.26%NM 28.81%EV -16.52%E -5.33%K -7.87%G +0.000%1.85I 54.05%NM 48.28%EV -5.21%E -2.81%K -6.12%G +0.000%3.90I 25.64%NM 22.90%EV -14.86%E -3.81%K -5.12%G +0.000%12.0%2026-05-19 23:49
Winamax (DE)🎯3.15I 31.75%NM 28.73%EV -15.17%E -4.82%K -7.06%G +0.000%1.82I 54.95%NM 49.72%EV -6.74%E -3.71%K -8.22%G +0.000%4.20I 23.81%NM 21.55%EV -8.31%E -1.98%K -2.60%G +0.000%10.5%2026-05-20 00:09
Unibet (UK)🎯3.45I 28.99%NM 26.82%EV -7.09%E -2.06%K -2.89%G +0.000%1.80I 55.56%NM 51.41%EV -7.77%E -4.32%K -9.71%G +0.000%4.25I 23.53%NM 21.77%EV -7.22%E -1.70%K -2.22%G +0.000%8.1%2026-05-20 00:09
Betway🎯3.40I 29.41%NM 27.04%EV -8.44%E -2.48%K -3.52%G +0.000%1.80I 55.56%NM 51.07%EV -7.77%E -4.32%K -9.71%G +0.000%4.20I 23.81%NM 21.89%EV -8.31%E -1.98%K -2.60%G +0.000%8.8%2026-05-20 00:09
Winamax (FR)🎯3.05I 32.79%NM 28.28%EV -17.86%E -5.86%K -8.71%G +0.000%1.76I 56.82%NM 49.01%EV -9.82%E -5.58%K -12.92%G +0.000%3.80I 26.32%NM 22.70%EV -17.04%E -4.49%K -6.09%G +0.000%15.9%2026-05-20 00:09
Betclic (FR)🎯2.95I 33.90%NM 29.13%EV -20.56%E -6.97%K -10.54%G +0.000%1.76I 56.82%NM 48.83%EV -9.82%E -5.58%K -12.92%G +0.000%3.90I 25.64%NM 22.04%EV -14.86%E -3.81%K -5.12%G +0.000%16.4%2026-05-20 00:09
Margin = Margin (Overround) · I = Implied Probability · NM = No-Margin Probability · EV = Expected Value · E = Edge · K = Kelly Criterion · G = Bankroll Growth

Updated is when each book last changed its price, so an older time means the odds simply haven't moved, not that the price is stale. Books not seen in the last ~15 minutes are normally dropped; only if a whole market's feed goes quiet are the latest recorded prices shown instead.

Other bookmakers — not included in analysis (11)

These bookmakers offer a different number of options for this market and are excluded from the analysis. Their odds are shown for reference only — the settlement rules of their bets may differ and carry additional uncertainty.

BookmakerOption 1Option 2Margin ▲Updated
theScore Bet🎯2.60I 38.46%NM 36.59%1.50I 66.67%NM 63.41%5.1%2026-05-20 00:09
Bet Right🎯2.40I 41.67%NM 39.55%1.57I 63.69%NM 60.45%5.4%2026-05-19 18:50
GTbets🎯2.48I 40.32%NM 38.00%1.52I 65.79%NM 62.00%6.1%2026-05-20 00:08
Kalshi◎2.56I 39.06%NM 36.79%1.49I 67.11%NM 63.21%6.2%2026-05-20 00:09
William Hill🎯2.38I 42.02%NM 39.13%1.53I 65.36%NM 60.87%7.4%2026-05-19 20:10
Betr (AU)🎯2.37I 42.19%NM 39.23%1.53I 65.36%NM 60.77%7.6%2026-05-19 13:20
Bally Bet🎯2.30I 43.48%NM 40.41%1.56I 64.10%NM 59.59%7.6%2026-05-19 13:49
betPARX🎯2.30I 43.48%NM 40.41%1.56I 64.10%NM 59.59%7.6%2026-05-19 13:49
BetRivers🎯2.30I 43.48%NM 40.26%1.55I 64.52%NM 59.74%8.0%2026-05-19 13:49
Smarkets◎2.32I 43.10%NM 39.90%1.54I 64.94%NM 60.10%8.0%2026-05-19 19:50
PointsBet (AU)🎯2.30I 43.48%NM 39.95%1.53I 65.36%NM 60.05%8.8%2026-05-19 17:00