Part of: Seattle Mariners vs. New York Yankees

Seattle Mariners vs. New York Yankees: O/U 8.5

In the upcoming MLB game between the Seattle Mariners and New York Yankees, scheduled for August 12 at 7:05 PM ET: This market will resolve to "Over" if the Seattle Mariners and New York Yankees combine to score 9 or more runs in this game. If the combined total is less than 9, this market will resolve to "Under". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50. To know when a postponed game will be played, please check the home team's schedule on MLB.com for the listed team and look for the game described as a makeup game. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.

1 smart money signal detected, totaling $70,409.

Categories: Sports, Games, MLB, baseball

Notable Trades

Profitable whale backs contrarian Under

A $70,409 coordinated Under position includes a highly profitable bettor and reflects strong conviction despite the market moving sharply toward Over.

  • A bettor with a 63% win rate and $36.2M lifetime profit bought $28,526 of Under.
  • Four wallets committed $70,409 to Under, including one wallet adding to a prior $175,000 position.
  • Under has fallen from roughly 50¢ to 26¢ while Over surged 23% in a day, making this a high-conviction contrarian position.

$70,409 on Under

Top Holders

  1. 0x684b...8409 — Under, $109,996 (92% win rate)
  2. 0xfe78...0319 — Under, $72,785 (64% win rate)
  3. 0x21f3...35e3 — Under, $17,081 (87% win rate)
  4. 0x9703...69c2 — Under, $16,228 (76% win rate)
  5. 0x032e...2a9e — Under, $6,570 (76% win rate)
  6. 0x78b0...9f1a — Under, $4,902 (94% win rate)
  7. 0x1ab3...64af — Under, $4,802 (100% win rate)
  8. 0x32ed...f960 — Under, $3,906 (67% win rate)
  9. 0x9f15...bdb3 — Under, $3,525 (83% win rate)
  10. 0xfb07...e2cc — Under, $3,437 (95% win rate)

Seattle Mariners vs. New York Yankees: O/U 8.5

Seattle Mariners vs. New York Yankees$70,409 tracked1 signalSportsGamesMLBbaseball
Over
100¢
Under
0¢

In the upcoming MLB game between the Seattle Mariners and New York Yankees, scheduled for August 12 at 7:05 PM ET: This market will resolve to "Over" if the Seattle Mariners and New York Yankees combine to score 9 or more runs in this game. If the combined total is less than 9, this market will resolve to "Under". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50. To know when a postponed game will be played, please check the home team's schedule on MLB.com for the listed team and look for the game described as a makeup game. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.

SEA
5
56-65
Final
NYY
10
68-52
SEA +120NYY -128O/U 8.5Polymarket: 100¢
Venue
Yankee Stadium, Bronx
Attendance
41,714

Notable Trades

Seattle Mariners vs. New York Yankees: O/U 8.5

2026-08-12 23:23 UTC

$70,409 on Under at 51¢