Daily Line Movement Report
The largest consensus move of the day belonged to Essendon Bombers, moving from +150 to +118 in Port Adelaide Power @ Essendon Bombers (AFL): a 6.5 point swing in implied probability confirmed by 8 of 8 tracked books.
Data: pre-game odds snapshots captured August 17, 2026 (12:00am to 11:59pm PT) across 30+ sportsbooks. Published August 18, 2026. Past editions.
Median move across all tracked books, opening price to closing price. A move only makes this table when at least 5 books moved and the median shift is 2.5+ points of implied probability.
| Game | Side that drew the money | Open → Close (median) | Move | Books confirming |
|---|---|---|---|---|
| Port Adelaide Power @ Essendon Bombers (AFL) | Essendon Bombers | +150 → +118 | +6.5 pts | 8 of 8 |
| Wests Tigers @ Sydney Roosters (NRL) | Sydney Roosters | -769 → -1429 | +5.0 pts | 7 of 7 |
| Real Madrid @ Espanyol (La Liga) | Real Madrid | -187 → -225 | +4.3 pts | 20 of 20 |
| Brisbane Lions @ Collingwood Magpies (AFL) | Brisbane Lions | -333 → -409 | +3.6 pts | 9 of 10 |
| León @ Necaxa (Liga MX) | León | +175 → +150 | +3.6 pts | 7 of 7 |
Implied probability points, median across up to 20 books per market.
| Game | Market | Open → Close (median) | Books |
|---|---|---|---|
| Atlanta Dream @ Las Vegas Aces (WNBA) | Total | 180.5 → 178.5 | 9 |
| Chicago White Sox @ Chicago Cubs (MLB) | Total | 10 → 8.5 | 13 |
| New York Liberty @ Chicago Sky (WNBA) | Total | 182.5 → 181 | 9 |
| Indiana Fever @ Toronto Tempo (WNBA) | Total | 193.5 → 192.5 | 9 |
| Los Angeles Sparks @ Connecticut Sun (WNBA) | Total | 172.5 → 171.5 | 9 |
| New York Liberty @ Chicago Sky (WNBA) | Spread (New York Liberty) | -4.5 → -4 | 8 |
| Detroit Tigers @ Pittsburgh Pirates (MLB) | Total | 8 → 8.5 | 21 |
| Athletics @ Kansas City Royals (MLB) | Total | 10 → 9.5 | 5 |
For the headline move, the first books observed crossing half of their eventual move, at our capture cadence.
Betright was the first book observed crossing half of its eventual move on Essendon Bombers, at 1:18am et. Next were PointsBet AU, Sportsbet, TAB. The last of the 8 qualifying books to cross was Dabble Au at 1:48am et, 0.5 hours behind the leader. Timing is resolution-limited by capture cadence: "first" means first observed.
Built from TheOddsAPI's own odds snapshot archive: pre-game h2h, spread, and totals prices captured across 30+ sportsbooks on a 30 second to 10 minute refresh cycle depending on sport and market. Opening and closing prices are each book's first and last pre-game capture of the day. Consensus move is the median per-book change in implied probability. Exchange odds, in-play prices, and placeholder quotes are excluded, as are tennis and cricket. Reprice timing is resolution-limited by the capture cadence: "first" means first observed. This report ranks market behavior only; graded edge performance lives in the edge case study archive.
Related reading: how to compare odds across books and why sharp lines lead the market. Want this data programmatically? Every number on this page comes from the same feed the API serves.