The School of Odds
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Seattle Mariners v Athletics

2026-09-05 02:10 UTC — MLB

Head to Head

13 sportsbooks (5 in analysis )

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

Seattle Mariners (Local)

Prediction 65.80%1.52fair odd
EV -2.62%
Edge -1.77%
Kelly -5.45%
Growth +0.000%

assuming max odds 1.48

Bookmakers’ predictions’ distribution
65.00%65.83%65.88%66.13%MIN.MEANMEDIANMAX.
Odds’ distribution
1.401.451.451.4871.43%69.00%68.97%67.57%MIN.MEANMEDIANMAX.

Athletics (Visit)

Prediction 34.20%2.92fair odd
EV -1.16%
Edge -0.401%
Kelly -0.613%
Growth +0.000%

assuming max odds 2.89

Bookmakers’ predictions’ distribution
33.87%34.17%34.12%35.00%MIN.MEANMEDIANMAX.
Odds’ distribution
2.602.782.802.8938.46%36.01%35.71%34.60%MIN.MEANMEDIANMAX.

For Head to Head, Interquartile mean (Vetted List) estimates these probabilities: Seattle Mariners (Local): 65.80%; Athletics (Visit): 34.20%. For Athletics (Visit), that estimate is equivalent to fair decimal odds of 2.92. No eligible bookmaker offers odds above that level: the best available odds are 2.89, with an expected value of -1.16%; they do not produce positive expected value.

Sportsbook Odds (13 sportsbooks)

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

BookmakerLocal ▼VisitMarginUpdated
BetOnline.ag🎯1.48I 67.57%NM 66.13%EV -2.62%E -1.77%K -5.45%G +0.000%2.89I 34.60%NM 33.87%EV -1.16%E -0.401%K -0.613%G +0.000%2.2%2026-09-03 19:35
LowVig.ag🎯1.48I 67.57%NM 66.13%EV -2.62%E -1.77%K -5.45%G +0.000%2.89I 34.60%NM 33.87%EV -1.16%E -0.401%K -0.613%G +0.000%2.2%2026-09-03 19:35
GTbets🎯1.48I 67.57%NM 65.82%EV -2.62%E -1.77%K -5.45%G +0.000%2.85I 35.09%NM 34.18%EV -2.53%E -0.887%K -1.37%G +0.000%2.7%2026-09-03 19:44
MyBookie.ag🎯1.46I 68.49%NM 65.89%EV -3.93%E -2.69%K -8.55%G +0.000%2.82I 35.46%NM 34.11%EV -3.55%E -1.26%K -1.95%G +0.000%4.0%2026-09-03 19:39
DraftKings🎯1.45I 68.97%NM 65.88%EV -4.59%E -3.17%K -10.20%G +0.000%2.80I 35.71%NM 34.12%EV -4.24%E -1.51%K -2.35%G +0.000%4.7%2026-09-03 19:35
Unibet (UK)🎯1.45I 68.97%NM 65.88%EV -4.59%E -3.17%K -10.20%G +0.000%2.80I 35.71%NM 34.12%EV -4.24%E -1.51%K -2.35%G +0.000%4.7%2026-09-03 19:35
Fliff🎯1.45I 68.97%NM 65.48%EV -4.59%E -3.17%K -10.20%G +0.000%2.75I 36.36%NM 34.52%EV -5.95%E -2.16%K -3.40%G +0.000%5.3%2026-09-03 19:35
PlayUp🎯1.45I 68.97%NM 65.48%EV -4.59%E -3.17%K -10.20%G +0.000%2.75I 36.36%NM 34.52%EV -5.95%E -2.16%K -3.40%G +0.000%5.3%2026-09-03 19:45
betfred_uk🎯1.44I 69.44%NM 66.04%EV -5.25%E -3.65%K -11.93%G +0.000%2.80I 35.71%NM 33.96%EV -4.24%E -1.51%K -2.35%G +0.000%5.2%2026-09-03 19:45
Bet Victor🎯1.44I 69.44%NM 65.63%EV -5.25%E -3.65%K -11.93%G +0.000%2.75I 36.36%NM 34.37%EV -5.95%E -2.16%K -3.40%G +0.000%5.8%2026-09-03 19:38
Betclic (FR)🎯1.44I 69.44%NM 65.63%EV -5.25%E -3.65%K -11.93%G +0.000%2.75I 36.36%NM 34.37%EV -5.95%E -2.16%K -3.40%G +0.000%5.8%2026-09-03 19:39
ReBet🎯1.42I 70.42%NM 65.11%EV -6.57%E -4.62%K -15.63%G +0.000%2.65I 37.74%NM 34.89%EV -9.37%E -3.53%K -5.68%G +0.000%8.2%2026-09-03 19:35
Unibet (FR)🎯1.40I 71.43%NM 65.00%EV -7.88%E -5.63%K -19.70%G +0.000%2.60I 38.46%NM 35.00%EV -11.08%E -4.26%K -6.92%G +0.000%9.9%2026-09-03 19:40
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.

Exchanges (4)

BookmakerLocalVisitMargin ▲Updated
Polymarket◎1.52I 65.79%NM 65.30%2.86I 34.97%NM 34.70%0.8%2026-09-03 19:45
Kalshi◎1.49I 67.11%NM 66.37%2.94I 34.01%NM 33.63%1.1%2026-09-03 19:40
Smarkets◎1.40I 71.43%NM 65.00%2.60I 38.46%NM 35.00%9.9%2026-09-03 19:40
Novig◎1.32I 75.76%NM 66.92%2.67I 37.45%NM 33.08%13.2%2026-09-03 19:45