MLB ·
Houston Astros vs Seattle Mariners result (10-7) on 15 Aug 2026 (MLB): 9 profitable pros on Polymarket/Kalshi took positions, 80% backing Houston Astros to win. See who got it right, plus both teams' form.
Final score: Houston Astros 10-7 Seattle Mariners (2026-08-15). Before the result, 80% of 5 profitable pros with a win/draw position backed Houston Astros to win — that call was right.
9 profitable pros (listed on Tips, cumulative P&L above zero) hold positions on this match. Latest win/draw pick per pro: Houston Astros 4 (80%) · Seattle Mariners 1 (20%).
Houston Astros, last 5: L L W L L. Seattle Mariners, last 5: W L L L L. Head-to-head, last 5 meetings (Houston Astros wins – draws – Seattle Mariners wins): 1-0-4; latest 2026-05-15: Houston Astros 3-8 Seattle Mariners.
Sources: public prices and positions on Polymarket and Kalshi; results from public sports data. Data as of 2026-08-15 11:39 UTC+8. How we calculate: methodology
9 profitable pros have positions on this match. Latest win/draw pick per pro: Houston Astros to win 4 (80%) · Seattle Mariners to win 1 (20%).
| 2026-08-13 | vs San Francisco Giants | 1-2 | L |
| 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 |
| 2026-08-09 | vs San Diego Padres | 2-3 | L |
| 2026-08-14 | vs New York Yankees | 1-0 | W |
| 2026-08-13 | vs New York Yankees | 1-4 | L |
| 2026-08-12 | vs New York Yankees | 1-4 | L |
| 2026-08-10 | vs Tampa Bay Rays | 1-4 | L |
| 2026-08-09 | vs Tampa Bay Rays | 2-3 | L |
| 2026-05-15 | Houston Astros | 3-8 | Seattle Mariners |
| 2026-05-14 | Houston Astros | 4-3 | 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 |
|---|---|---|---|
| 2026-08-15 | Colossal-Bookcase-Saloon Polymarket | Houston Astros -2.5 spread | Lost |
| 2026-08-15 | User7429 Polymarket | Houston Astros to win | Won |
| 2026-08-15 | RM4 Polymarket | Seattle Mariners vs Houston Astros O/U 11.5 | Lost |
| 2026-08-15 | jackzxJCn Polymarket | Houston Astros to win | Won |
| 2026-08-15 | metski29 Polymarket | Seattle Mariners vs Houston Astros O/U 10.5 | Lost |
| 2026-08-15 | heatwave0521 Polymarket | Houston Astros -2.5 spread | Lost |
| 2026-08-15 | heatwave0521 Polymarket | Houston Astros -1.5 spread | Lost |
| 2026-08-15 | User7429 Polymarket | Seattle Mariners vs Houston Astros O/U 9.5 | Won |
| 2026-08-15 | cepefernando Polymarket | Houston Astros to win | Won |
| 2026-08-15 | heatwave0521 Polymarket | Houston Astros to win | Won |
| 2026-08-14 | 0x6b25…7a69 Polymarket | Peter Lambert: Strikeouts O/U 4.5 | Lost |
| 2026-08-14 | HRT1 Polymarket | Seattle Mariners to win | Lost |
| 2026-08-14 | HRT1 Polymarket | Seattle Mariners -2.5 spread | Won |