Boston Red Sox vs. Baltimore Orioles
Part of event: Boston Red Sox vs. Baltimore Orioles · mlb-bos-bal-2026-09-05
Market structure and 24h change as reported by Polymarket's public API.
Top of book
Best bid
0.540
Best ask
0.550
Spread
1.8% of mid
1.00 pts
As reported by Polymarket's public API at 19:35 UTC; top of book, not full depth; per-side depth not shown. The spread is shown against the midpoint of the two quotes above, which is arithmetic on the venue's figures, not a figure the venue reports.
Volume
24h volume
$38,943
Total volume
$41,985
Volume as reported by Polymarket's public API.
Resolution rules
Rules as stated by Polymarket, reproduced verbatim. Convexly has not independently reviewed them and does not endorse them; the rating's resolution-reliability pillar treats rule text as present but not independently reviewed.
In the upcoming MLB game between the Boston Red Sox and Baltimore Orioles, scheduled for September 5 at 7:05PM ET: This market will resolve to "Boston Red Sox" if the Boston Red Sox win the game. This market will resolve to "Baltimore Orioles" if the Baltimore Orioles win the game. 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, or ends in a tie, this market will resolve 50-50. 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.Show the full rules textHide the full rules text
In the upcoming MLB game between the Boston Red Sox and Baltimore Orioles, scheduled for September 5 at 7:05PM ET: This market will resolve to "Boston Red Sox" if the Boston Red Sox win the game. This market will resolve to "Baltimore Orioles" if the Baltimore Orioles win the game. 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, or ends in a tie, this market will resolve 50-50. 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.
Resolution mechanics
Resolution parameters as stated by Polymarket.
- Resolved by (UMA adapter)
- 0x65070BE91477460D8A7AeEb94ef92fe056C2f2A7
- Proposer bond
- $250 proposer bond
- Proposer reward
- $1 proposer reward
- Stated resolution source
- https://www.mlb.com/
Structural coherence read
The Coherent Markets Engine checks this market's pricing for structural inconsistencies against related markets. Whether a current signal exists, and its construction, is included with Researcher.
See ResearcherMarket opened 2026-08-30 · minimum order size 5 shares · price tick size 0.010 · as stated by Polymarket.