SimpleFunctions
KalshiJul 8, 202660 days left

Will Marta Kostyuk win the French Open?

This contract is priced at 4¢ on Kalshi. Current book: 4¢ bid, 5¢ ask, 1¢ spread.

Implied probability

4¢
$36K volume
$30K liquidity
472% of event volume

Event outcomes

16

Family volume

$8K

Best sibling

Aryna Sabalenka 30¢

Ticker

KXFOWOMEN-26-KOS

Market snapshot

Marta Kostyuk in market context.

This page tracks the Kalshi contract for Will Marta Kostyuk win the French Open?. The displayed quote is 4¢ from the latest venue quote. The cached market record reports 24h volume of $421. In the KXFOWOMEN-26 family, this outcome ranks #6 of 16 by current quote across 16 sibling outcomes. The indicator bundle was refreshed May 9, 2026, 7:08 AM UTC.

Outcome

Marta Kostyuk

Family rank

#6 of 16

Venue

Kalshi

Current quote

Quote source

Latest venue quote

Timing

Listed until Jul 8, 2026

24h volume

$421

Family context

16 outcomes · KXFOWOMEN-26

Quote range

1¢-30¢

Family leader

Aryna Sabalenka 30¢

Last updated

May 9, 2026, 7:08 AM UTC · 2m ago

Venue identifier: KXFOWOMEN-26-KOS. Family volume: $8K.

Price history

4¢ current

+2¢
25¢50¢75¢100¢
Apr 27, 2026May 7, 2026

Orderbook snapshot

4 / 5¢

Kalshi
1¢ spread
BidSize
100¢3.5K
4¢179
3¢305
2¢893
AskSize
5¢260
6¢1.0K
7¢1.0K
10¢84
13¢1.3K

Contract terms

Resolution, venue, and identifiers.

Resolution rules

If Marta Kostyuk wins the 2026 Women's French Open professional tennis tournament, then the market resolves to Yes.

Venue

Kalshi

Closes

Jul 8, 2026

Identifier

KXFOWOMEN-26-KOS

Cross-venue match

Similar contract on polymarket at , +1¢ versus this page.

View counterpart

Indicators

Yield, cliff risk, volatility, and regime.

IY (Yes)

14530.7%

IY (No)

25.2%

Adj IY

5449%

CRI

24

Overround

-0.1%

LAS

0.25

Regime

taker

Score

0.636

Observability

direct

Event type

sports

Full indicator table

14530.7%
25.2%
Adj IY
5449%
24
Overround
-0.1%
LAS
0.25

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