A sudden, significant shift in odds caused by a large volume of sharp betting action.
A steam move occurs when sharp bettors (or syndicates) hammer a line across multiple sportsbooks simultaneously, causing rapid odds movement. The line can move several points in minutes as books adjust to the action.
Steam moves often originate from respected sharp bettors whose action forces sportsbooks to move their lines. Recreational bettors sometimes try to "follow the steam" by betting the same side, but by the time you see the move, the value is usually already gone.
Not every line movement is a steam move. Lines also move due to news (injuries, weather), balanced action, and books adjusting to sharp books' numbers. True steam moves are fast, simultaneous across multiple books, and driven by significant money.
At 10:47am, Pinnacle moves Ravens −2.5 to −3. Within 90 seconds, Circa, Bookmaker, and BetOnline all follow. By 10:50am, DraftKings and FanDuel hit −3 −115. That synchronized move is steam — a respected sharp group or syndicate hit the number hard, and every book followed.
Chasing steam at a slow book is a classic pro play: if you catch Caesars still at −2.5 −105 after the sharp books have moved to −3, you’ve captured +3 to +4% CLV instantly. Steam-chasing requires alerts, multiple accounts, and speed — most books flag and limit accounts that reliably beat the move within 5 minutes.
<p>At 10:47am, Pinnacle moves Ravens −2.5 to <strong>−3</strong>. Within 90 seconds, Circa, Bookmaker, and BetOnline all follow. By 10:50am, DraftKings and FanDuel hit <strong>−3 −115</strong>. That synchronized move is <strong>steam</strong> — a respected sharp group or syndicate hit the number hard, and every book followed.</p><p>Chasing steam at a slow book is a classic pro play: if you catch Caesars still at <strong>−2.5 −105</strong> after the sharp books have moved to −3, you’ve captured <strong>+3 to +4% CLV</strong> instantly. Steam-chasing requires alerts, multiple accounts, and speed — most books flag and limit accounts that reliably beat the move within 5 minutes.</p>
A professional or highly skilled bettor whose action influences line movement.
The difference between the odds you bet at and the final odds at market close.
When the betting line moves in the opposite direction from where the majority of bets are placed.
A sudden, significant shift in odds caused by a large volume of sharp betting action.
<p>At 10:47am, Pinnacle moves Ravens −2.5 to <strong>−3</strong>. Within 90 seconds, Circa, Bookmaker, and BetOnline all follow. By 10:50am, DraftKings and FanDuel hit <strong>−3 −115</strong>. That synchronized move is <strong>steam</strong> — a respected sharp group or syndicate hit the number hard, and every book followed.</p><p>Chasing steam at a slow book is a classic pro play: if you catch Caesars still at <strong>−2.5 −105</strong> after the sharp books have moved to −3, you’ve captured <strong>+3 to +4% CLV</strong> instantly. Steam-chasing requires alerts, multiple accounts, and speed — most books flag and limit accounts that reliably beat the move within 5 minutes.</p>
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