KalshiCheck availabilityKYC required2% feeVerified resolution dataFairly calibratedCurrent implied probability
Elena Rybakina 75%Leader of 8 outcomes
Market quality
29 / 100
Low quality24h Volume
$200
Liquidity
$200
Low liquiditySpread
44.0 pt
Wide spreadMarket data
Updated 10 minutes ago
Sep 11, 26, 12:00 AM UTCDec 31, 26, 7:00 PM UTC
Trends
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
ATP #1 Ranked Men's Singles Player on Dec 31, 2026?
KalshiUS Open WTA: Aryna Sabalenka vs Elena Rybakina
PolymarketUS Open 2026: Women's Champion
Robinhood (Rothera)Liu vs Blinkova
KalshiUS Open Men's Singles Winner
KalshiGuadalajara Open Akron, Qualification: Varvara Lepchenko vs Nicole Melichar
PolymarketRules
If the named outcome is the #1 ranked player on the PIF WTA singles rankings on Dec 31, 2026 at 12:00 PM ET, then the market resolves to Yes.
Settles via:WTA
- For the purposes of this market, resolution will be based on the most recently published PIF WTA Rankings available at the time of resolution.
- Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League.
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Open markets
SportsKALSHIOhio St. vs Texas
- Ohio St.+8.0pt53.9%
- Texas-5.0pt46.1%
- Total Vol
- $13.2M
- 24h Vol
- $10.7M
KALSHILiu vs Blinkova
- Claire Liu65%
- Anna Blinkova35%
- Total Vol
- $3.8M
- 24h Vol
- $3.1M
POLYMARKETUS Open WTA: Aryna Sabalenka vs Elena Rybakina
- Completed Match+50.0pt100%
- Rybakina Set 2 Winner+45.5pt100%
- Rybakina Total Sets: O/U 2.5+55.0pt100%
+13 more outcomes
KALSHIOhio St. vs Texas: Spread
- Ohio St. wins by over 2.5 points+13.0pt58%
- Texas wins by over 4.5 points+19.0pt58%
- Ohio St. wins by over 3.5 points+12.0pt49%
+23 more outcomes
KALSHIFight Night: Moreno vs Morales
- Brandon Moreno+51.0pt99%
- Joseph Morales-51.0pt1%
- Total Vol
- $3.6M
- 24h Vol
- $2.3M
ROBINHOOD (ROTHERA)US Open 2026: Women's Champion
- ERYB+22.0pt63.5%
- ASAB-21.0pt36.5%
- Total Vol
- $2.3M
- 24h Vol
- $2.3M
- Amgen Irish Open Winner
- Ryan Garcia vs Conor Benn
- Memphis vs Boise St.
- Northern Colorado vs Wyoming
- 2027 Pro Football Champion
- College Football National Championship Winner
- Ohio St. vs Texas: Total Points
- LoL: Cloud9 vs Shopify Rebellion (BO5) - LCS Playoffs
- Philadelphia vs Atlanta
- Delaware vs Vanderbilt
- UCF vs Pittsburgh
- Houston vs Tampa Bay
Frequently asked questions
- What are the current odds for WTA #1 Ranked Women's Singles Player on Dec 31, 2026??
- Kalshi prices Elena Rybakina at 75% as of September 12, 2026.
- When does WTA #1 Ranked Women's Singles Player on Dec 31, 2026? resolve?
- WTA #1 Ranked Women's Singles Player on Dec 31, 2026? is scheduled to resolve on December 31, 2026.
- How is WTA #1 Ranked Women's Singles Player on Dec 31, 2026? settled?
- Kalshi settles this market as follows: If the named outcome is the #1 ranked player on the PIF WTA singles rankings on Dec 31, 2026 at 12:00 PM ET, then the market resolves to Yes.