As of October 24, 2026, 06:30 PM ET, Polymarket traders price National League at 74.5% in MLB 2026: World Series Winning League — $5.5K traded so far.
The leading outcome, National League, is priced at 74.5%.
Price changes for the leading market — 24 hours: -3.0 pts; past week: -10.0 pts.
Since September 30, 2026, National League has traded between 50.0% and 75.5%. It opened at 63.5% and last traded at 74.5%.
| Day | Close |
|---|---|
| Oct 13, 2026 | 67.0% |
| Oct 15, 2026 | 65.0% |
| Oct 16, 2026 | 64.0% |
| Oct 18, 2026 | 62.5% |
| Oct 19, 2026 | 62.5% |
| Oct 20, 2026 | 65.0% |
| Oct 24, 2026 | 74.5% |
National League is favored at 74.5%.
| Outcome | Price | Implied probability | 24h change | Volume | Volume share |
|---|---|---|---|---|---|
| National League | 74¢ | 74.5% | +3.0 pts | $5.5K | 100.0% |
| American League | 26¢ | 25.5% | -3.0 pts | $5.5K | 100.0% |
See the full live book for this market on Polymarket
The leading market's spread is 3¢ (bid 24¢ / ask 27¢) — a tighter spread means cheaper round-trip trading.
$5.5K has been traded on this event in total, $1.2K of it in the last 24 hours, across 1 market.
This market is scheduled to end November 15, 2026, 11:59 PM ET.
This market will resolve to "American League" if a team from the American League wins the 2026 World Series. This market will resolve to "National League" if a team from the National League wins the 2026 World Series. If the 2026 World Series is cancelled, postponed after November 15, 2026, 11:59 PM ET, or there is otherwise no winner declared within that timeframe, this market will resolve to 50-50. The primary resolution source will be official information from MLB (https://www.mlb.com/); however, a consensus of credible reporting may also be used.
Resolution source: https://www.mlb.com/
The largest current holder of the leading market holds 613 shares of American League.
| Holder | Outcome held | Shares | Value at current price |
|---|---|---|---|
| Rubbery-Paint | American League | 613 | $156 |
| Enchanted-Plaintiff | National League | 326 | $243 |
| Hateful-Chord | American League | 260 | $66 |
| Urban-Seeker | National League | 260 | $194 |
| Frozen-Car | National League | 240 | $179 |
| Fair-Tan | National League | 180 | $134 |
| Appropriate-Pitcher | National League | 107 | $79 |
| Known-Use | American League | 60 | $15 |
| Accurate-Decoder | American League | 54 | $14 |
| Excellent-Gland | National League | 27 | $20 |
| Time | Outcome | Side | Price | Size |
|---|---|---|---|---|
| Oct 24, 06:06 AM ET | American League | SELL | 25.0% | $5 |
| Oct 24, 03:38 AM ET | National League | BUY | 69.0% | $14 |
| Oct 24, 03:31 AM ET | American League | SELL | 29.0% | $3 |
| Oct 23, 11:06 PM ET | National League | BUY | 66.0% | $13 |
| Oct 23, 09:47 PM ET | National League | BUY | 62.0% | $19 |
| Oct 23, 09:47 PM ET | National League | BUY | 63.0% | $16 |
| Oct 23, 08:03 PM ET | American League | BUY | 37.0% | $2 |
| Oct 23, 08:02 PM ET | American League | BUY | 37.0% | $10 |
| Oct 23, 08:02 PM ET | American League | BUY | 37.0% | $6 |
| Oct 23, 08:02 PM ET | American League | BUY | 37.0% | $15 |
As of October 24, 2026, 06:19 PM ET, the leading outcome is National League at 74.5%. Next is American League at 25.5%. See the live book on Polymarket: https://polymarket.com/event/mlb-2026-world-series-winning-league?via=bro
$5.5K in total volume, with $1.2K traded in the last 24 hours across 1 markets.
The market is scheduled to end November 15, 2026, 11:59 PM ET. It resolves based on https://www.mlb.com/.
National League, priced at 74.5% as of October 24, 2026, 06:19 PM ET. Prices are implied probabilities backed by real-money trading.
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