The Saint Mary’s Gaels (12-2, 1-0 WCC) are heavy, 20.5-point favorites as they look to build on a three-game win streak when they visit the Pepperdine Waves (5-9, 0-1 WCC) on Tuesday, December 30, 2025 at Firestone Fieldhouse. The contest airs at 9 p.m. ET on ESPN+. The matchup has an over/under of 141.5.

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Saint Mary’s (CA) vs. Pepperdine betting lines

• Saint Mary’s (CA) moneyline odds to win: -4000
• Pepperdine moneyline odds to win: +1475
• Spread: Saint Mary’s (CA) (-20.5)
• Total: 141.5

Saint Mary’s (CA) statistics, trends and more

As the away team

• Saint Mary’s (CA) sported a worse record against the spread when playing at home (6-10-0) than it did on the road (7-3-0) last season.
• When playing at home last season, the Gaels eclipsed the over/under 56.2% of the time (nine of 16 games). They hit the over in 30% of road games (three of 10 contests).
• Saint Mary’s (CA) played better as a moneyline favorite at home last year, posting a home record of 14-1 home record, compared to going 7-1 in away games.

Last season stats

• The Gaels were 205th in the country in points scored (72.9 per game) and fifth-best in points conceded (61.1) last season.
• Last season, Saint Mary’s (CA) was 15th-best in college basketball in rebounds (36.3 per game) and fourth-best in rebounds conceded (26.1).
• Last season the Gaels were ranked 74th in the country in assists with 15.1 per game.

Saint Mary’s (CA) betting records this season

• ATS Record: 5-7-0 (Home: 4-2-0; Away: 0-2-0)
• ATS Record When Favored by 20.5+: 0-1-0 (As Favorite: 5-6-0; As Underdog: 0-1-0)
• O-U-P: 6-6-0 (Home: 4-2-0; Away: 1-1-0)
• Record When Moneyline Favorite: 10-1 (Home: 6-0; Away: 2-0)
• Record When Moneyline Underdog: 0-1 (Home: 0-0; Away: 0-0)

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Pepperdine statistics, trends and more

As the home team

• Against the spread, Pepperdine has had better results away (3-1-0) than at home (2-5-0).
• In 2025-26, a higher percentage of the Waves’ games have finished above the over/under at home (42.9%, three of seven) compared to away (25%, one of four).
• When moneyline underdogs, the Waves have won a lower percentage of games at home (1-4) than on the road (1-2).

Last season stats

• Last year the Waves scored 73.1 points per game (199th-ranked in college basketball) and gave up 76.6 points per contest (306th-ranked).
• Pepperdine was 200th in college basketball with 31.5 rebounds per game. Meanwhile, it ranked 265th with 32.4 rebounds allowed per game.
• The Waves ranked 46th in the nation with 15.8 assists per contest.

Pepperdine betting records this season

• ATS Record: 5-7-0 (Home: 2-5-0; Away: 3-1-0)
• ATS Record When Underdog by 20.5+: 1-1-0 (As Favorite: 1-2-0; As Underdog: 4-5-0)
• O-U-P: 4-8-0 (Home: 3-4-0; Away: 1-3-0)
• Record When Moneyline Favorite: 1-2 (Home: 1-1; Away: 0-1)
• Record When Moneyline Underdog: 2-7 (Home: 1-4; Away: 1-2)