AL and NL Rookie of the Year MLB Betting Trends: Can Anyone Stop Sasaki?
Sportsgrid Staff
Host · Writer
The 2025 MLB season features a stacked rookie class with top-ranked prospects vying for the National and American League Rookie of the Year awards. With elite international talent, former college standouts, and rising minor league stars, the betting market is heating up. Below, we break down the latest betting trends, key contenders, and their minor league performances leading up to the season.
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NL Rookie of the Year Betting Trends
Odds Leader: Roki Sasaki (+200)
–Roki Sasaki, the No. 1 overall prospect, is set to make his MLB debut for the Los Angeles Dodgers after dominating Japan’s Pacific League with Chiba Lotte.
-In 2024, he posted a 2.35 ERA, 111 IP, 129 K, and a 1.036 WHIP in JPPL play.
Highest Ticket Percentage: Roki Sasaki (13.4%)
-The public is backing Sasaki heavily, expecting his dominant stuff to translate immediately in MLB.
Highest Handle Percentage: Roki Sasaki (18.8%)
-More money has been wagered on Sasaki than any other NL rookie.
Biggest Liability: Quinn Mathews (+2500)
The St. Louis Cardinals left-hander ranked No. 41 among MLB prospects coming into this season, and he has seen an increase in betting action due to his strong minor league performance.
Quinn Mathews’ 2024 minor league stats were more than impressive, split between three levels of minor league ball ranging from A to AAA. The Cards’ starter put up 143.1 IP, 44 ER, 202 K, and 0.977 WHIP.
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AL Rookie of the Year Betting Trends
Odds Leader: Jasson Dominguez (+350)
-The New York Yankees outfielder has 26 MLB games under his belt and enters the season ranked No. 24 by Baseball Prospectus.
–Jasson Dominguez split time across three minor league teams in 2024, including Triple-A Scranton/Wilkes-Barre. He put up solid numbers with a .314 AVG, .880 OPS, 11 home runs, and 35 RBI in 58 games.
Highest Ticket Percentage: Jacob Wilson (14.0%)
–Jacob Wilson (+1400), ranked as MLB’s No. 31 prospect coming into 2025, played 28 games for the Athletics last season and spent time across three minor league teams, including Triple-A Las Vegas.
-His 2024 minor league numbers across games are very impressive, specifically his .438 batting average, 1.192 OPS, and 15 long balls.
Highest Handle Percentage: Jacob Wilson (26.1%)
-Wilson has attracted a significant betting handle, making him the most bet-on AL rookie.
Biggest Liability: Jacob Wilson
-If Wilson wins the award, BetMGM stands to lose heavily.
The 2025 Rookie of the Year races are shaping up to be battles between international star Roki Sasaki and fellow starting pitcher Quinn Mathews. MLB-ready prospects Jasson Dominguez and Jacob Wilson will go head-to-head in the American League. Sasaki is the clear betting favorite in the NL, while the AL race remains more competitive, with Dominguez and Wilson leading the charge. Bettors should monitor performances closely, as early-season form will heavily impact odds movement.
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