Event

Seattle Mariners vs. Houston Astros

11 signals across 4 markets · $125,186 tracked · resolves Aug 23, 2026

The Seattle Mariners vs. Houston Astros Polymarket event tracks two outcomes: the game winner and whether the total score goes Over or Under 7.5 runs. PolySpotter is tracking $30,854 in smart money, including an Over purchase from a 94% win-rate sports bettor and an added position on the Astros.

SEA
3
59-66
Final
HOU
2
63-62
SEA +111HOU -119O/U 8
Venue
Daikin Park, Houston
Attendance
27,971

Markets (4)

  1. Seattle Mariners vs. Houston Astros5 signals · $89,617 tracked
  2. Seattle Mariners vs. Houston Astros: O/U 7.54 signals · $31,762 tracked
  3. Seattle Mariners vs. Houston Astros: O/U 8.51 signal · $2,750 tracked
  4. Will there be a run scored in the first inning?: Seattle Mariners vs. Houston Astros1 signal · $1,057 tracked

Top trades across all markets

  1. Four-wallet Mariners buying cluster

    Four-wallet Seattle cluster deployed $15.7K amid a 28x volume spike, with several profitable high-volume traders and a 14-point price rise supporting the thesis.

    $44,806Score: 7.5
  2. Profitable bettor backs Houston contrarian

    Three wallets committed $11.3K to Houston at 54¢ amid a major price move toward Seattle, including a highly profitable bettor with a 67% win rate and $1.35M lifetime profit.

    $7,258Score: 6.4
  3. Three profitable wallets buying Over

    Three highly profitable, active wallets coordinated a $24,911 Over bet at 52¢, creating an unusually large one-sided position relative to recent market volume.

    $24,911Score: 6.3
  4. 95% winner backs Houston

    A highly proven bettor with a 95% win rate and $1.6M profit made a fresh $1,434 Astros wager amid a 28x volume spike.

    $1,434Wallet win rate: 95%Score: 5.6
  5. 94% win-rate sports bettor buys Over

    A highly proven sports bettor with 94% wins and $868,752 profit is making a fresh $2,002 purchase of Over at 52%.

    $2,002Wallet win rate: 94%Score: 5.6
  6. 94% win-rate bettor adds to Astros

    A highly proven bettor with a 94% win rate and $3.5M profit added $28.9K to an existing Houston Astros position in a relatively thin market.

    $28,852Wallet win rate: 94%Score: 5.4
  7. Elite bettor buys Under

    A highly proven bettor with a 99% win rate and substantial positive edge is making a fresh $2,750 Under wager.

    $2,750Wallet win rate: 99%Score: 5.4
  8. Profitable serial trader adds to No

    A proven serial cross-market trader with a 70% win rate is adding substantially to an existing No position at 55¢.

    $1,057Wallet win rate: 72%Score: 4.3
  9. Profitable veteran bets against market move

    A highly experienced, profitable serial trader made a substantial contrarian Astros bet during a 55x volume spike, despite the market subsequently moving 16 percentage points toward Seattle.

    $7,267Wallet win rate: 60%Score: 4.0
  10. Profitable serial trader buys Under

    A highly experienced and profitable serial trader made a sizeable fresh Under bet, with a 69% win rate across 458 resolved positions despite the market moving lower afterward.

    $2,851Wallet win rate: 71%Score: 3.4

Top wallets in this event

  1. 0x16bb998492$28,852 · 1 market · 1 alert · 94% wins
  2. 0x26b469b8a9$7,267 · 1 market · 1 alert · 60% wins
  3. 0xe8c4d6395d$4,000 · 1 market · 2 alerts · 94% wins
  4. 0xaa778915a5$2,851 · 1 market · 1 alert · 71% wins
  5. 0xc3c3b3eec8$2,750 · 1 market · 1 alert · 99% wins
  6. 0x161a7f4103$1,434 · 1 market · 1 alert · 95% wins
  7. 0xf3a6ac71bd$1,057 · 1 market · 1 alert · 72% wins

More on this event

FAQs

What markets are available for Mariners vs. Astros?

This event includes a winner market for Seattle or Houston and an Over/Under 7.5 runs market for the August 16 MLB game.

What is the smart money doing on Mariners vs. Astros?

PolySpotter has tracked two smart-money signals totaling $30,854. Recent activity includes a 94% win-rate sports bettor buying the Over and another 94% win-rate bettor adding to the Astros.

Where can I find Mariners vs. Astros prediction-market odds?

The latest winner and Over/Under 7.5 odds are available on the Polymarket event page, with PolySpotter highlighting notable smart-money moves.

When will the Mariners vs. Astros market resolve?

The market is scheduled to resolve after the game is completed, with a resolution deadline of August 23, 2026. If the game is canceled without a makeup, or ends in a tie, the winner market resolves 50-50.