Daily Line Movement Report

The biggest odds moves of August 31, 2026

The largest consensus move of the day belonged to Penrith Panthers, moving from -161 to -1000 in Wests Tigers @ Penrith Panthers (NRL): a 29.2 point swing in implied probability confirmed by 11 of 11 tracked books.

Data: pre-game odds snapshots captured August 31, 2026 (12:00am to 11:59pm PT) across 30+ sportsbooks. Published September 1, 2026. Past editions.

Biggest consensus moneyline moves

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
Wests Tigers @ Penrith Panthers (NRL)Penrith Panthers-161 → -1000+29.2 pts11 of 11
Sydney Roosters @ South Sydney Rabbitohs (NRL)South Sydney Rabbitohs-182 → -1111+27.2 pts11 of 11
Melbourne Storm @ Cronulla Sutherland Sharks (NRL)Melbourne Storm-122 → -278+18.4 pts11 of 11
Dolphins @ Gold Coast Titans (NRL)Dolphins-172 → -400+17.4 pts11 of 11
Manly Warringah Sea Eagles @ New Zealand Warriors (NRL)New Zealand Warriors-161 → -295+12.9 pts11 of 11
Barcelona @ Levante (La Liga)Barcelona-282 → -357+4.9 pts12 of 12
Derby County @ Portsmouth (EFL Championship)Portsmouth+120 → +100+4.5 pts42 of 44
Real Madrid @ Real Betis (La Liga)Real Madrid-218 → -268+4.2 pts15 of 20

Implied probability points, median across up to 44 books per market.

Spreads and totals that moved

Game Market Open → Close (median) Books
Seattle Mariners @ Boston Red Sox (MLB)Spread (Seattle Mariners)-1.5 → 1.513
Seattle Mariners @ Boston Red Sox (MLB)Spread (Boston Red Sox)1.5 → -1.513
LIU Sharks @ Kansas Jayhawks (NCAAF)Spread (Kansas Jayhawks)-39.5 → -416
LIU Sharks @ Kansas Jayhawks (NCAAF)Spread (LIU Sharks)39.5 → 416
Baylor Bears @ Auburn Tigers (NCAAF)Total59 → 589
VMI Keydets @ Virginia Tech Hokies (NCAAF)Spread (VMI Keydets)55.5 → 56.55
Seattle Mariners @ Boston Red Sox (MLB)Total8.5 → 7.514
UAB Blazers @ Illinois Fighting Illini (NCAAF)Total56 → 558

Which books repriced first

For the headline move, the first books observed crossing half of their eventual move, at our capture cadence.

Wests Tigers @ Penrith Panthers: TAB led

TAB was the first book observed crossing half of its eventual move on Penrith Panthers, at 1:10am et. Next were Betright, Ladbrokes AU, Neds. The last of the 11 qualifying books to cross was TABtouch at 2:31am et, 1.4 hours behind the leader. Timing is resolution-limited by capture cadence: "first" means first observed.

Methodology

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.

Get a free key All reports