Seattle Mariners defeat Chicago Cubs 5-4: Recap & Betting Results
Sat, Aug 22, 2026 · MLB · Chicago Cubs 4, Seattle Mariners 5
The Seattle Mariners beat the Chicago Cubs 5-4 on Saturday, August 22, 2026, at T-Mobile Park. The Seattle Mariners covered the run line as 0.5-run favorites. The game went over the closing total of 7.5, with 9 runs combined. AiQ's player props in this game went 1-0.
Chicago Cubs vs. Seattle Mariners final score and game recap
The Seattle Mariners won by 1 run.
The leading performers, from the box score:
- David Peterson (Chicago Cubs): 6.0 innings, 2 earned runs, 8 strikeouts.
- Alex Bregman (Chicago Cubs): 1-for-4, 1 home run, 1 RBI, 1 run.
- Kade Anderson (Seattle Mariners): 5.2 innings, 3 earned runs, 5 strikeouts.
- Randy Arozarena (Seattle Mariners): 3-for-4, 2 home runs, 3 RBIs, 2 runs.
Who covered the spread in Chicago Cubs vs. Seattle Mariners?
The Seattle Mariners covered the run line as 0.5-run favorites, winning by 1 run.
The run line opened at Chicago Cubs -1.5 and closed at Seattle Mariners -0.5.
Did Chicago Cubs vs. Seattle Mariners go over or under the total?
The game went over: 9 runs combined against a closing total of 7.5, over by 1.5.
The total opened at 8 and closed at 7.5.
How did AiQ's Chicago Cubs vs. Seattle Mariners predictions do?
AiQ's player props in this game went 1-0.
- Player props: 1-0, +$109 on $100 a pick at the listed prices.
Chicago Cubs vs. Seattle Mariners player prop results
AiQ's player prop picks went 1-0 in this game, +$109 on $100 a pick at the listed prices.
- David Peterson (Chicago Cubs): over 4.5 strikeouts at +109, finished with 8, a win.
Chicago Cubs vs. Seattle Mariners odds: sportsbook value and line movement
Shortly before the start, the consensus moneyline had the Chicago Cubs at +103 and the Seattle Mariners at -116. With the bookmaker's margin removed, that made the Seattle Mariners a 52% favorite. The Seattle Mariners won as the favorite at -116: $86.21 profit on a $100 bet.
The run line moved toward the Seattle Mariners between the open and the close, and they covered. The total moved down from 8 to 7.5, and the game went over.
Chicago Cubs and Seattle Mariners betting trends: 2026 season
This result left the Chicago Cubs 74-56 in the 2026 regular season (38-27 at home, 36-29 away or at neutral sites). Against the run line, they covered in 61 of 127 games with a closing line on file. Their games went over the closing total 69 times and under 56 times, with 2 pushes. That made it three straight losses for the Chicago Cubs.
This result left the Seattle Mariners 62-68 in the 2026 regular season (35-29 at home, 27-39 away or at neutral sites). Against the run line, they covered in 46 of 126 games with a closing line on file. Their games went over the closing total 64 times and under 56 times, with 6 pushes. That made it two straight wins for the Seattle Mariners.
What's next for Chicago Cubs and Seattle Mariners?
Next for the Chicago Cubs: at the Seattle Mariners on Sunday, August 23, 2026. Next for the Seattle Mariners: the Chicago Cubs at home on Sunday, August 23, 2026.