Bitcoin 5-Minute Up/Down Tick Data — 2026-05-18
On 2026-05-18, 283 Polymarket BTC 5m Up/Down market rounds were recorded. Up resolved as the winner in 139 rounds (49.1%), Down in 144. The average round saw the Up share move across a 65¢ range, with the lead changing hands 5 times per round on average.
283
Rounds recorded
49.1%
Up win rate
139 up / 144 down
65¢
Avg swing
max − min Up price per round
96¢
Wildest round
biggest single-round swing
Up win rate by hour (UTC)
Share of rounds each hour where the Up side won. The dashed line marks 50%.
00:0006:0012:0018:0023:00
Most volatile round of the day
btc-updown-5m-1779104100.csv swung 96¢, flipped leader 1 times and resolved UP. Ten sampled ticks:
| timestamp | time (UTC) | up_price | down_price | remaining_min |
|---|---|---|---|---|
| 1779104102 | 11:35:01 | 0.37 | 0.64 | 4.97 |
| 1779104132 | 11:35:32 | 0.38 | 0.63 | 4.46 |
| 1779104163 | 11:36:02 | 0.37 | 0.66 | 3.95 |
| 1779104193 | 11:36:33 | 0.22 | 0.80 | 3.44 |
| 1779104224 | 11:37:03 | 0.15 | 0.86 | 2.94 |
| 1779104253 | 11:37:33 | 0.09 | 0.93 | 2.45 |
| 1779104282 | 11:38:02 | 0.10 | 0.91 | 1.96 |
| 1779104312 | 11:38:31 | 0.07 | 0.94 | 1.47 |
| 1779104341 | 11:39:00 | 0.07 | 0.94 | 0.99 |
| 1779104371 | 11:39:31 | 0.97 | 0.03 | 0.48 |
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