TOTAL VOLUME:

$134.1b

24H VOL:

$113,466,932

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,423,222,590

402,751

Markets across

30,217

events

MATCHED EVENTS:

2,632

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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XRP Up or Down - May 28, 9PM ET
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XRP Up or Down - May 28, 9PM ET

Volume:
$865

XRP Up or Down - May 28, 9PM ET

 - Polymarket

XRP Up or Down - May 28, 9PM ET - Polymarket

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Vol.

·

Resolved May 29, 2026

Closed: May 28, 10:00 PM EST

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XRP Up or Down - May 28, 9PM ET

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0%
Yes 0¢No 100¢
—
N/A
$865
N/A
N/A
N/A
Settled
Yes
Total markets: 1

Intro

This market tracks whether the XRP/USDT exchange rate will close higher than or equal to its opening price during the one-hour candle beginning May 28 at 9PM ET. On Polymarket, the leading outcome currently stands at 0.0%. Resolution will be determined by the closing price data from Binance's XRP/USDT trading pair, with the outcome finalized on May 29 based on the exact price movement during that specified hourly candle.

Frequently asked questions

On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Polymarket, XRP Up or Down - May 28, 9PM ET is priced as a binary contract where traders buy or sell shares representing each outcome. The current odds reflect the collective trading activity and liquidity depth on Polymarket's order book. Prices move continuously as new orders flow in, with the spread between bid and ask reflecting market uncertainty and available liquidity. Polymarket uses an automated market maker model that adjusts prices based on cumulative volume and trader positioning. Participants profit by correctly predicting XRP's direction; the payout structure incentivizes accurate price discovery. Real-time price updates on Polymarket show how sentiment evolves as the May 28 event approaches.

The XRP Up or Down - May 28, 9PM ET market resolves on May 29, 2026. Resolution is determined by XRP's price movement relative to a specified reference point at the exact time of 9PM ET on May 28. The outcome hinges on whether XRP closes up or down from that baseline, measured in real-time market data at the resolution timestamp. Once the market closes and the outcome is confirmed, traders holding the winning outcome receive their payout. The resolution process is automated and final once the timestamp passes and data is locked in.

Several catalysts could influence XRP's direction by May 28, 9PM ET. Regulatory announcements regarding Ripple or cryptocurrency frameworks often drive sharp price moves. Macroeconomic data, Federal Reserve statements, and broader crypto market sentiment affect altcoin valuations. Technical levels, support and resistance zones, and Bitcoin dominance shifts can trigger directional momentum. Partnership announcements or product updates from Ripple could boost sentiment. Market-wide events such as exchange listings, security incidents, or major liquidations impact XRP trading. Traders on Polymarket monitor these signals to adjust their positions. Short-term volatility spikes, options expiry dates, and derivative funding rates also influence intraday and multi-day price action leading to the May 28 close.