LoL Worlds 2026 · MLB Postseason
MLB ·
Boston Red Sox vs Seattle Mariners result (3:8) on 3 Sep 2026 (MLB): 133 profitable pros on Polymarket/Kalshi took positions, 52% backing Boston Red Sox to win. See who got it right, plus both teams' form.
Final score: Boston Red Sox 3:8 Seattle Mariners (2026-09-03). Before the result, 52% of 89 profitable pros with a win/draw position backed Boston Red Sox to win — that call was wrong.
133 profitable pros (listed on Tips, cumulative P&L above zero) hold positions on this match. Latest win/draw pick per pro: Boston Red Sox 46 (52%) · Seattle Mariners 43 (48%).
Boston Red Sox, last 5: L W L L W. Seattle Mariners, last 5: W L L L L. Head-to-head, last 4 meetings (Boston Red Sox wins – draws – Seattle Mariners wins): 2-0-2; latest 2026-09-02: Boston Red Sox 6:9 Seattle Mariners.
Sources: public prices and positions on Polymarket and Kalshi; results from public sports data. Data as of 2026-09-03 06:53 UTC+8. How we calculate: methodology
133 profitable pros have positions on this match. Latest win/draw pick per pro: Boston Red Sox to win 46 (52%) · Seattle Mariners to win 43 (48%).
| 2026-09-02 | vs Seattle Mariners | 6:9 | L |
| 2026-09-01 | vs Seattle Mariners | 9:8 | W |
| 2026-08-31 | vs New York Yankees | 1:16 | L |
| 2026-08-30 | vs New York Yankees | 2:9 | L |
| 2026-08-30 | vs New York Yankees | 6:0 | W |
| 2026-09-02 | vs Boston Red Sox | 9:6 | W |
| 2026-09-01 | vs Boston Red Sox | 8:9 | L |
| 2026-08-31 | vs Toronto Blue Jays | 0:7 | L |
| 2026-08-30 | vs Toronto Blue Jays | 3:4 | L |
| 2026-08-29 | vs Toronto Blue Jays | 1:8 | L |
| 2026-09-02 | Boston Red Sox | 6:9 | Seattle Mariners |
| 2026-09-01 | Boston Red Sox | 9:8 | Seattle Mariners |
| 2026-06-22 | Seattle Mariners | 3:1 | Boston Red Sox |
| 2026-06-21 | Seattle Mariners | 1:5 | Boston Red Sox |
| Date | Match | Pick | Result |
|---|---|---|---|
| 2026-09-02 | Master.Mind843 Kalshi | Under 11.5 | Won |
| 2026-09-02 | troubled.lynx5676 Kalshi | SEA -4.5 | Won |
| 2026-09-02 | SpeakEZ Kalshi | Over 12.5 | Lost |
| 2026-09-02 | sum.ash Kalshi | Over 11.5 | Lost |
| 2026-09-02 | brown.map Kalshi | SEA -4.5 | Won |
| 2026-09-02 | redhood30 Kalshi | Under 11.5 | Won |
| 2026-09-02 | attractive.clownfish7690 Kalshi | SEA -2.5 | Won |
| 2026-09-02 | golf.walk Kalshi | Seattle wins | Won |
| 2026-09-02 | eddieplugs Kalshi | Seattle wins | Won |
| 2026-09-02 | 0519clutch Kalshi | Seattle wins | Won |
| 2026-09-02 | gavinvrahnos Kalshi | Seattle wins | Won |
| 2026-09-02 | Mynd Kalshi | Seattle wins | Won |
| 2026-09-02 | dark.777.samurai Kalshi | Over 12.5 | Lost |
| 2026-09-02 | marginal.hare5120 Kalshi | Seattle wins | Won |
| 2026-09-02 | Crismtz28 Kalshi | Boston wins | Lost |
| 2026-09-02 | EmmaBakesOdds Kalshi | Boston wins | Lost |
| 2026-09-02 | kerm189 Kalshi | SEA +5.5 | Won |
| 2026-09-02 | paddyspub Kalshi | Over 11.5 | Lost |
| 2026-09-02 | hubrish Kalshi | Boston wins | Won |
| 2026-09-02 | itsallrigged Kalshi | SEA -4.5 | Won |
| 2026-09-02 | rubiii Kalshi | SEA -7.5 | Lost |
| 2026-09-02 | chettybeeezy Kalshi | Boston wins | Lost |
| 2026-09-02 | paddyspub Kalshi | Team Over 3.5 | Lost |
| 2026-09-02 | unconscious.opossum3889 Kalshi | Seattle wins | Won |
| 2026-09-02 | experienced.orangutan1905 Kalshi | Boston wins | Lost |
| 2026-09-02 | bernardHFT Kalshi | SEA -5.5 | Lost |
| 2026-09-02 | cream.doll Kalshi | Seattle wins | Won |
| 2026-09-02 | theboyluis Kalshi | SEA -3.5 | Won |
| 2026-09-02 | hpppppl Kalshi | SEA -4.5 | Won |
| 2026-09-02 | NevaFold Kalshi | Over 10.5 | Won |
| 2026-09-02 | nevafold Kalshi | Over 10.5 | Won |
| 2026-09-02 | speedychan Kalshi | SEA -7.5 | Lost |
| 2026-09-02 | unothadon Kalshi | Team Under 2.5 | Lost |
| 2026-09-02 | rich.cod5967 Kalshi | Over 11.5 | Lost |
| 2026-09-02 | Metroid.marz Kalshi | Seattle wins | Won |
| 2026-09-02 | vital.ant7921 Kalshi | Seattle wins | Won |
| 2026-09-02 | SpeakEZ Kalshi | SEA -6.5 | Lost |
| 2026-09-02 | paddyspub Kalshi | Over 9.5 | Won |
| 2026-09-02 | TopmodelD Kalshi | Seattle wins | Won |
| 2026-09-02 | piggy29 Kalshi | Under 11.5 | Won |
| 2026-09-02 | Ccllmm999 Kalshi | Under 11.5 | Won |
| 2026-09-02 | sungprofitmake Kalshi | SEA -3.5 | Won |
| 2026-09-02 | formal.deer Kalshi | SEA +5.5 | Won |
| 2026-09-02 | managerial.bee0932 Kalshi | Seattle wins | Won |
| 2026-09-02 | GRISHMAG Kalshi | Over 11.5 | Lost |
| 2026-09-02 | bolt.flight Kalshi | Under 9.5 | Lost |
| 2026-09-02 | jasperourbaby6909 Kalshi | Seattle wins | Won |
| 2026-09-02 | redhood30 Kalshi | Under 12.5 | Won |
| 2026-09-02 | remedeyz Kalshi | SEA +7.5 | Won |
| 2026-09-02 | GrizzlyPurpleTenBear Kalshi | SEA -7.5 | Lost |
| 2026-09-02 | edwinatlchadis Kalshi | Seattle wins | Won |
| 2026-09-02 | mr.sauce.terminator713 Kalshi | Boston wins | Lost |
| 2026-09-02 | alexxxinwondrland Kalshi | SEA -5.5 | Lost |
| 2026-09-02 | rack.dirt Kalshi | Over 11.5 | Lost |
| 2026-09-02 | rich.cod5967 Kalshi | Over 12.5 | Lost |
| 2026-09-02 | str8mana Kalshi | Under 12.5 | Won |
| 2026-09-02 | great.lovebird Kalshi | Boston wins | Lost |
| 2026-09-02 | paint.sound Kalshi | Over 11.5 | Lost |
| 2026-09-02 | eddypalmer Kalshi | SEA -7.5 | Lost |
| 2026-09-02 | itsallrigged Kalshi | SEA -6.5 | Lost |