Event

Bitcoin Up or Down - April 21, 4:50AM-4:55AM ET

1 signal across 1 market · $1,332 tracked · resolves Apr 21, 2026

This Polymarket event tracks whether Bitcoin finishes the April 21, 4:50AM-4:55AM ET window up or down versus its starting price, using Chainlink BTC/USD data for resolution. PolySpotter is tracking $1,332 in smart money activity and 1 recent signal, including a notable “94% win-rate timer” alert.

Markets (1)

  1. Bitcoin Up or Down - April 21, 4:50AM-4:55AM ET1 signal · $1,332 tracked

Top trades across all markets

  1. 94% win-rate timer

    A highly profitable wallet with a 94% win rate placed a last-minutes bet on Down in a short-horizon BTC market, making this a strong signal despite the modest size.

    $1,332Wallet win rate: 94%Score: 4.0

Top wallets in this event

  1. 0x5fdf5328a2$1,332 · 1 market · 1 alert · 94% wins

FAQs

What is the Bitcoin Up or Down April 21 prediction market?

It is a five-minute Polymarket event on whether the Chainlink BTC/USD price at 4:55AM ET is greater than or equal to the price at 4:50AM ET. If it is, the market resolves to Up; otherwise it resolves to Down.

What are the odds for Bitcoin Up or Down on April 21?

The live odds move with Polymarket trading activity as participants price the chance that BTC ends the five-minute window higher or lower. PolySpotter’s event page helps you follow those odds alongside smart money signals.

What is the smart money doing on this Bitcoin market?

PolySpotter currently tracks $1,332 in smart money across this event and 1 signal. The recent alert headline references a “94% win-rate timer,” suggesting activity from a historically strong short-window trader or timing-based strategy.

How does this Bitcoin Up or Down market resolve?

Resolution is based on Chainlink’s BTC/USD data stream, not another exchange or price index. The market resolves Up if the ending price is greater than or equal to the starting price, and Down if it is lower.

When does the April 21 Bitcoin Up or Down market resolve?

The event covers April 21 from 4:50AM to 4:55AM ET and is scheduled to resolve by 8:55 UTC on April 21, 2026, after the relevant Chainlink BTC/USD prices are available.