MLB ·
Houston Astros vs Seattle Mariners result (5:10) on 15 Aug 2026 (MLB): 43 profitable pros on Polymarket/Kalshi took positions, 53% backing Houston Astros to win. See who got it right, plus both teams' form.
Final score: Houston Astros 5:10 Seattle Mariners (2026-08-15). Before the result, 53% of 30 profitable pros with a win/draw position backed Houston Astros to win — that call was wrong.
43 profitable pros (listed on Tips, cumulative P&L above zero) hold positions on this match. Latest win/draw pick per pro: Houston Astros 16 (53%) · Seattle Mariners 14 (47%).
Houston Astros, last 5: W W L W L. Seattle Mariners, last 5: L W L L L. Head-to-head, last 5 meetings (Houston Astros wins – draws – Seattle Mariners wins): 1-0-4; latest 2026-08-15: Houston Astros 10:7 Seattle Mariners.
Sources: public prices and positions on Polymarket and Kalshi; results from public sports data. Data as of 2026-08-16 01:54 UTC+0. How we calculate: methodology
43 profitable pros have positions on this match. Latest win/draw pick per pro: Houston Astros to win 16 (53%) · Seattle Mariners to win 14 (47%).
| 2026-08-15 | vs Seattle Mariners | 10:7 | W |
| 2026-08-13 | vs San Francisco Giants | 2:1 | W |
| 2026-08-12 | vs San Francisco Giants | 1:4 | L |
| 2026-08-11 | vs San Francisco Giants | 6:3 | W |
| 2026-08-10 | vs San Diego Padres | 2:7 | L |
| 2026-08-15 | vs Houston Astros | 7:10 | L |
| 2026-08-14 | vs New York Yankees | 1:0 | W |
| 2026-08-13 | vs New York Yankees | 5:10 | L |
| 2026-08-12 | vs New York Yankees | 1:4 | L |
| 2026-08-10 | vs Tampa Bay Rays | 1:4 | L |
| 2026-08-15 | Houston Astros | 10:7 | Seattle Mariners |
| 2026-05-15 | Houston Astros | 3:8 | Seattle Mariners |
| 2026-05-13 | Houston Astros | 2:10 | Seattle Mariners |
| 2026-05-12 | Houston Astros | 1:3 | Seattle Mariners |
| 2026-04-14 | Seattle Mariners | 6:2 | Houston Astros |
| Date | Match | Pick | Result |
|---|---|---|---|
| 2026-08-16 | stoicgambler Kalshi | SEA -4.5 | Won |
| 2026-08-16 | birdieroll26 Kalshi | SEA +5.5 | Won |
| 2026-08-16 | Ckcas64 Kalshi | SEA +5.5 | Won |
| 2026-08-16 | syntropian Kalshi | SEA -4.5 | Won |
| 2026-08-16 | gohamm Kalshi | Over 14.5 | Won |
| 2026-08-16 | yaigh Kalshi | Over 15.5 | Lost |
| 2026-08-16 | mateos Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-16 | JonsaG6 Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-16 | legendKiller22 Kalshi | Team Under 7.5 | Lost |
| 2026-08-16 | legendKiller22 Kalshi | Team Under 4.5 | Lost |
| 2026-08-16 | migdot1 Kalshi | SEA -2.5 | Won |
| 2026-08-16 | Ifrain Kalshi | Over 11.5 | Won |
| 2026-08-16 | shanerut Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-16 | Ifrain Kalshi | Over 9.5 | Won |
| 2026-08-16 | GeeMang Kalshi | Over 10.5 | Won |
| 2026-08-16 | Mynd Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-16 | chedwards Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-16 | TopmodelD Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-16 | green.hole Kalshi | Under 11.5 | Lost |
| 2026-08-16 | DirtyBird90 Kalshi | Under 9.5 | Lost |
| 2026-08-16 | texasoil Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-16 | pro.stress Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-16 | Kraken.tye Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-16 | gohamm Kalshi | F5 SEA -2.5 | Won |
| 2026-08-16 | PrettyFlacko42 Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-16 | gohamm Kalshi | F5 Over 6.5 | Won |
| 2026-08-16 | KINGgunby Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-16 | 007G Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-16 | Chop168 Kalshi | Under 9.5 | Lost |
| 2026-08-16 | AdiosMofo Kalshi | Over 11.5 | Won |
| 2026-08-15 | mr3leg Kalshi | Over 12.5 | Won |
| 2026-08-15 | legal.swift2609 Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-15 | max19 Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-15 | CHIVIKRIS Kalshi | SEA +2.5 | Lost |
| 2026-08-15 | papiloconskskd Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-15 | ggdang Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-15 | GundamHeavyBags Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-15 | Muchofriio Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-15 | viable.urchin9939 Kalshi | Under 11.5 | Lost |
| 2026-08-15 | BdotSnipes Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-15 | social.gazelle5326 Kalshi | Over 9.5 | Won |
| 2026-08-15 | jaaah. Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-15 | geber.barrios Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-15 | jerrrrff Kalshi | Under 11.5 | Lost |
| 2026-08-15 | worm1001 Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-15 | better.anglerfish8564 Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-15 | jdoakes Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-15 | frantic.skylark8421 Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-15 | NevaFold Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-15 | nevafold Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-15 | lecster Kalshi | Over 8.5 | Won |
| 2026-08-15 | prepared.doberman6980 Kalshi | Seattle vs Houston Winner | Won |
| 2026-08-15 | Jimmyjames1eye Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-15 | terri34 Kalshi | HOU -1.5 | Lost |
| 2026-08-15 | herb.streak Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-15 | riceay13 Kalshi | SEA +1.5 | Lost |
| 2026-08-15 | jdoakes Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-15 | can.tail Kalshi | Seattle vs Houston Winner | Lost |
| 2026-08-15 | thewire88888888 Kalshi | Over 8.5 | Won |
| 2026-08-15 | syntropian Kalshi | Under 12.5 | Lost |