Question 1

What is the “ITF Portoroz: Dunja Maric vs Isabella Maria Serban” market asking?

Accepted Answer

It asks whether the following will happen: ITF Portoroz: Dunja Maric vs Isabella Maria Serban Traders buy Yes shares if they think it will and No shares if they think it will not.

Question 2

What do the Yes and No prices mean?

Accepted Answer

At the last observation Yes traded at 100.0¢ and No at 0.0¢. A Yes share pays $1 if the market resolves Yes, so its price is the market's implied probability: 100.0% for Yes and 0.0% for No. The two prices add up to about one dollar.

Question 3

When does this market close?

Accepted Answer

Trading is scheduled to close on May 28, 2026 UTC. After the close no new trades are accepted and the outcome is settled by the resolution source.

Question 4

How does this market resolve?

Accepted Answer

This market refers to the tennis match between Dunja Maric and Isabella Maria Serban in the ITF Women Portoroz, originally scheduled for May 21, 2026 at 7:00AM ET. This market will resolve to 'Dunja Maric' if Dunja Maric advances against Isabella Maria Serban. This market will resolve to 'Isabella Maria Serban' if Isabella Maria Serban advances against Dunja Maric. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one… Resolution source: https://www.itftennis.com/en/tournament-calendar/.

Question 5

What is the difference between volume, liquidity and open interest?

Accepted Answer

24h volume ($1.54K) is the dollar value of shares traded in the last 24 hours. Volume measures activity, liquidity measures how easily you can trade, and open interest measures how much is at stake.

Question 6

Who holds the biggest positions in this market?

Accepted Answer

Vultax loaded 8 public holder wallets for this market; the largest ten hold 100.0% of the loaded shares. The Holders view lists them by size on each side, and every wallet links to its trader profile.

Question 7

Where does this data come from and how fresh is it?

Accepted Answer

Prices, the order book, holders and the trade tape come from Polymarket's public order book and data API. Vultax records each observation with its own timestamp (market facts last updated May 22, 7:34 PM UTC) and shows a value as unavailable rather than as zero when a source has not answered.

Question 8

Can I trade this market on Vultax?

Accepted Answer

No. Vultax is a research and paper-trading terminal; it does not execute orders. The trade controls open the official market on Polymarket (https://polymarket.com/event/itf-maric-serba-2026-05-21) or the Vultax predictions monitor, where you can track the market and paper trade it.

Trader	Outcome	Shares	Avg entry	Cost basis	Last trade
igot50k	Isabella Maria Serban	121.38	16.4%	$121.38	May 21, 3:48 PM UTC
EVryBet	Isabella Maria Serban	78.95	38.7%	$78.95

Trader	Current holding value
igot50k	$0
EVryBet	$0
triklozoid	$0
Solar Beacon AADE	$0
Insubstantial-Downturn	$0
poshposh	$0
BlasdeLezo1492	$0
zxcursed121	$0

ITF Portoroz: Dunja Maric vs Isabella Maria Serban

ITF Portoroz: Dunja Maric vs Isabella Maria Serban

Questions about this market