The School of Odds
Default modelInterquartile mean (Vetted List)
+ New modelAll models

Rockford IceHogs v Grand Rapids Griffins

Kickoff: 2026-03-21 00:00 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

16 sportsbooks (3 in analysis )

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

Rockford IceHogs (Local)

Prediction 22.37%4.47fair odd
EV -2.92%
Edge -0.672%
Kelly -0.873%
Growth +0.000%

assuming max odds 4.34

Bookmakers’ predictions’ distribution
21.15%22.37%22.67%23.64%MIN.MEANMEDIANMAX.
Odds’ distribution
3.633.953.954.3427.55%25.34%25.32%23.04%MIN.MEANMEDIANMAX.

Grand Rapids Griffins (Visit)

Prediction 56.73%1.76fair odd
EV -3.56%
Edge -2.09%
Kelly -5.08%
Growth +0.000%

assuming max odds 1.70

Bookmakers’ predictions’ distribution
54.43%56.73%55.99%58.83%MIN.MEANMEDIANMAX.
Odds’ distribution
1.521.631.631.7065.79%61.33%61.35%58.82%MIN.MEANMEDIANMAX.

Draw

Prediction 20.90%4.78fair odd
EV -4.69%
Edge -1.03%
Kelly -1.32%
Growth +0.000%

assuming max odds 4.56

Bookmakers’ predictions’ distribution
19.87%20.90%21.34%22.04%MIN.MEANMEDIANMAX.
Odds’ distribution
3.884.264.304.5625.77%23.45%23.26%21.93%MIN.MEANMEDIANMAX.

At the last prices before kickoff, Interquartile mean (Vetted List) estimated these probabilities for Head to Head: Rockford IceHogs (Local): 22.37%; Grand Rapids Griffins (Visit): 56.73%; Draw: 20.90%. For Rockford IceHogs (Local), that estimate was equivalent to fair decimal odds of 4.47. No eligible bookmaker offered closing odds above that level: the best were 4.34, with an expected value of -2.92%; they did not produce positive expected value.

10 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 (16 sportsbooks)

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

BookmakerLocal ▼VisitDrawMarginUpdated
1xBet🎯4.34I 23.04%NM 21.15%EV -2.92%E -0.672%K -0.873%G +0.000%1.57I 63.69%NM 58.46%EV -10.93%E -6.96%K -19.18%G +0.000%4.50I 22.22%NM 20.40%EV -5.95%E -1.32%K -1.70%G +0.000%9.0%2026-03-19 08:50
GTbets🎯4.27I 23.42%NM 22.48%EV -4.48%E -1.05%K -1.37%G +0.000%1.70I 58.82%NM 56.47%EV -3.56%E -2.09%K -5.08%G +0.000%4.56I 21.93%NM 21.05%EV -4.69%E -1.03%K -1.32%G +0.000%4.2%2026-03-19 00:10
Tipico (DE)🎯4.20I 23.81%NM 21.29%EV -6.05%E -1.44%K -1.89%G +0.000%1.52I 65.79%NM 58.83%EV -13.77%E -9.06%K -26.48%G +0.000%4.50I 22.22%NM 19.87%EV -5.95%E -1.32%K -1.70%G +0.000%11.8%2026-03-20 22:45
Betway🎯4.00I 25.00%NM 22.67%EV -10.52%E -2.63%K -3.51%G +0.000%1.62I 61.73%NM 55.99%EV -8.10%E -5.00%K -13.06%G +0.000%4.25I 23.53%NM 21.34%EV -11.17%E -2.63%K -3.44%G +0.000%10.3%2026-03-20 23:10
Unibet🎯3.95I 25.32%NM 23.42%EV -11.64%E -2.95%K -3.95%G +0.000%1.68I 59.52%NM 55.07%EV -4.69%E -2.79%K -6.90%G +0.000%4.30I 23.26%NM 21.51%EV -10.13%E -2.36%K -3.07%G +0.000%8.1%2026-03-19 08:50
Grosvenor🎯3.95I 25.32%NM 23.42%EV -11.64%E -2.95%K -3.95%G +0.000%1.68I 59.52%NM 55.07%EV -4.69%E -2.79%K -6.90%G +0.000%4.30I 23.26%NM 21.51%EV -10.13%E -2.36%K -3.07%G +0.000%8.1%2026-03-19 08:50
Unibet (NL)🎯3.95I 25.32%NM 23.42%EV -11.64%E -2.95%K -3.95%G +0.000%1.68I 59.52%NM 55.07%EV -4.69%E -2.79%K -6.90%G +0.000%4.30I 23.26%NM 21.51%EV -10.13%E -2.36%K -3.07%G +0.000%8.1%2026-03-19 08:50
Casumo🎯3.95I 25.32%NM 23.42%EV -11.64%E -2.95%K -3.95%G +0.000%1.68I 59.52%NM 55.07%EV -4.69%E -2.79%K -6.90%G +0.000%4.30I 23.26%NM 21.51%EV -10.13%E -2.36%K -3.07%G +0.000%8.1%2026-03-19 08:50
ATG (SE)🎯3.95I 25.32%NM 23.42%EV -11.64%E -2.95%K -3.95%G +0.000%1.68I 59.52%NM 55.07%EV -4.69%E -2.79%K -6.90%G +0.000%4.30I 23.26%NM 21.51%EV -10.13%E -2.36%K -3.07%G +0.000%8.1%2026-03-19 08:50
Svenska Spel🎯3.95I 25.32%NM 23.42%EV -11.64%E -2.95%K -3.95%G +0.000%1.68I 59.52%NM 55.07%EV -4.69%E -2.79%K -6.90%G +0.000%4.30I 23.26%NM 21.51%EV -10.13%E -2.36%K -3.07%G +0.000%8.1%2026-03-19 08:50
Codere (IT)🎯3.90I 25.64%NM 23.14%EV -12.76%E -3.27%K -4.40%G +0.000%1.63I 61.35%NM 55.37%EV -7.53%E -4.62%K -11.95%G +0.000%4.20I 23.81%NM 21.49%EV -12.22%E -2.91%K -3.82%G +0.000%10.8%2026-03-20 23:10
Winamax (DE)🎯3.85I 25.97%NM 23.41%EV -13.88%E -3.60%K -4.87%G +0.000%1.62I 61.73%NM 55.63%EV -8.10%E -5.00%K -13.06%G +0.000%4.30I 23.26%NM 20.96%EV -10.13%E -2.36%K -3.07%G +0.000%11.0%2026-03-20 23:10
LeoVegas🎯3.85I 25.97%NM 23.37%EV -13.88%E -3.60%K -4.87%G +0.000%1.63I 61.35%NM 55.20%EV -7.53%E -4.62%K -11.95%G +0.000%4.20I 23.81%NM 21.42%EV -12.22%E -2.91%K -3.82%G +0.000%11.1%2026-03-19 08:50
Parions Sport (FR)🎯3.75I 26.67%NM 23.21%EV -16.11%E -4.30%K -5.86%G +0.000%1.59I 62.89%NM 54.75%EV -9.80%E -6.16%K -16.61%G +0.000%3.95I 25.32%NM 22.04%EV -17.44%E -4.42%K -5.91%G +0.000%14.9%2026-03-20 23:50
Winamax (FR)🎯3.65I 27.40%NM 23.64%EV -18.35%E -5.03%K -6.93%G +0.000%1.56I 64.10%NM 55.31%EV -11.50%E -7.37%K -20.54%G +0.000%4.10I 24.39%NM 21.05%EV -14.31%E -3.49%K -4.62%G +0.000%15.9%2026-03-20 23:10
Betclic (FR)🎯3.63I 27.55%NM 23.54%EV -18.80%E -5.18%K -7.15%G +0.000%1.57I 63.69%NM 54.43%EV -10.93%E -6.96%K -19.18%G +0.000%3.88I 25.77%NM 22.03%EV -18.91%E -4.87%K -6.56%G +0.000%17.0%2026-03-20 23:39
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 (10)

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
Kalshi◎1.41I 70.92%NM 70.25%3.33I 30.03%NM 29.75%1.0%2026-03-20 23:40
theScore Bet🎯2.85I 35.09%NM 33.41%1.43I 69.93%NM 66.59%5.0%2026-03-19 15:19
Bet Right🎯2.95I 33.90%NM 32.18%1.40I 71.43%NM 67.82%5.3%2026-03-20 16:19
William Hill🎯2.75I 36.36%NM 33.73%1.40I 71.43%NM 66.27%7.8%2026-03-19 00:09
Smarkets◎2.76I 36.23%NM 33.49%1.39I 71.94%NM 66.51%8.2%2026-03-20 23:10
Betr (AU)🎯2.87I 34.84%NM 32.15%1.36I 73.53%NM 67.85%8.4%2026-03-20 03:24
BetRivers🎯2.75I 36.36%NM 33.41%1.38I 72.46%NM 66.59%8.8%2026-03-19 08:50
Bally Bet🎯2.75I 36.36%NM 33.41%1.38I 72.46%NM 66.59%8.8%2026-03-19 08:49
betPARX🎯2.75I 36.36%NM 33.41%1.38I 72.46%NM 66.59%8.8%2026-03-19 08:50
PointsBet (AU)🎯2.75I 36.36%NM 33.25%1.37I 72.99%NM 66.75%9.4%2026-03-20 16:19