Bitcoin Up or Down - May 21, 4:00PM-8:00PM ET
1 signal across 1 market · $1,328 tracked · resolves May 22, 2026
This Polymarket event tracks whether Bitcoin finishes the May 21, 4:00PM-8:00PM ET window higher or lower versus its starting Chainlink BTC/USD price. PolySpotter has tracked $1,328 in smart-money activity across the event, including a recent signal flagged as a profitable serial timer cluster.

Markets (1)
Top trades across all markets
Top wallets in this event
- 0xb55fa1…64d4$1,328 · 1 market · 1 alert · 50% wins
FAQs
What are the Bitcoin Up or Down odds for May 21, 4:00PM-8:00PM ET?
The event’s odds reflect traders’ live expectations that BTC will end the four-hour window at or above its starting Chainlink BTC/USD price, versus finishing below it.
What does this Bitcoin prediction market resolve on?
It resolves based on the Chainlink BTC/USD data stream. If the ending price is greater than or equal to the starting price for the specified window, the market resolves Up; otherwise it resolves Down.
What is the smart money doing in this event?
PolySpotter has tracked $1,328 in smart-money activity and one signal across this event, including a recent alert described as a profitable serial timer cluster.
When does the Bitcoin Up or Down market resolve?
The trading window ends at 8:00PM ET on May 21, and the event is expected to resolve by 2026-05-22 00:00:00 UTC based on the specified Chainlink price data.