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Data as of Sep 1, 2026, 3:00 AM UTC · policy pm-quality-3
Current implied probability
Seattle 82%
Market quality
33 / 100
Low quality24h Volume
—
Liquidity
$6.9K
Medium liquidityBid / Ask
75.0% / 87.0%
Spread
12.0 pt
Wide spreadMarket data
Updated 21 minutes ago
Feb 10, 26, 3:00 PMJan 1, 28, 4:59 AM
Trends
Rules
If Pro Basketball officially announces the award of an expansion team franchise to Seattle before Jan 1, 2028, then the market resolves to Yes.
- The league must officially announce that the city has been awarded an expansion franchise.
- This requires formal approval by the league's Board of Governors or equivalent governing body specifically naming the city.
- Preliminary discussions, stadium approvals without franchise awards, feasibility studies, or being named as a potential market do not qualify.
- Franchise relocations only count if specifically designated as "expansion" by the league.
- The announcement must come after market issuance.
Open markets
Sports
POLYMARKET2026 Men’s US Open Winner (Tennis)
- Carlos Alcaraz+6.0pt33%
- Alexander Zverev+0.6pt23.3%
- Ben Shelton+1.4pt7.8%
+45 more outcomes
- Total Vol
- $15.3M
- 24h Vol
- $2.5M
KALSHISeattle vs Boston: Total Runs
- Over 2.5 runs scored93%
- Over 3.5 runs scored86%
- Over 4.5 runs scored79%
+8 more outcomes
- Total Vol
- $2.2M
- 24h Vol
- $2.2M
KALSHIUS Open Men's Singles Winner
- Carlos Alcaraz+7.0pt28.2%
- Alexander Zverev-1.0pt17.7%
- Ben Shelton7.3%
+32 more outcomes
- Total Vol
- $14.6M
POLYMARKETEPL: 2027 Champion
- Arsenal+1.5pt49%
- Manchester City+1.0pt23.1%
- Chelsea-3.0pt13.5%
+17 more outcomes
KALSHIBertola vs Kym
- Jerome Kym66.3%
- Remy Bertola33.7%
- Total Vol
- $1.8M
- 24h Vol
- $1.8M
KALSHIComesana vs Cobolli
- Flavio Cobolli-15.0pt66.3%
- Francisco Comesana+15.0pt33.7%
- Total Vol
- $1.9M
- 24h Vol
- $1.7M
- 2027 Pro Football Champion
- LALIGA: 2027 Champion
- Omega European Masters Winner
- San Francisco Giants vs. Atlanta Braves
- UEFA Champions League: 2027 Champion
- Pro Baseball Champion
- Liu vs Roura Llaverias
- College Football National Championship Winner
- Seattle Mariners vs. Boston Red Sox
- US Open ATP: Dane Sweeny vs Corentin Moutet
- Cacao vs Moro Canas
- Dota 2: Inner Circle vs Team Lynx (BO3) - EPL Masters Group A
Frequently asked questions
- What are the current odds for Which cities will receive Pro Basketball expansion teams before 2028??
- Kalshi prices Seattle at 82% as of September 1, 2026.
- When does Which cities will receive Pro Basketball expansion teams before 2028? resolve?
- Which cities will receive Pro Basketball expansion teams before 2028? is scheduled to resolve on January 1, 2028.
- How is Which cities will receive Pro Basketball expansion teams before 2028? settled?
- Kalshi settles this market as follows: If Pro Basketball officially announces the award of an expansion team franchise to Seattle before Jan 1, 2028, then the market resolves to Yes.