BTC Flow Analysis — December 18, 2021 BEAR
Saturday · Minute-level BTC order flow from Binance · 862,066 trades
Summary
Bitcoin closed at $46,834 on December 18, 2021 after ground out a 1.52% gain. Aggressor-side flow netted +251 BTC, favoring buyers.
BTC price (blue) and trading volume (cyan bars) per minute. Session shading: Asia (gold 00-08 UTC), Europe (green 08-14), US (red 14-00).
Flow Analysis
The big players were active all day. 25 bars of outsized trades (9.2σ peak) from 01:29–21:53 UTC, adding 183 BTC of buying pressure on top of the broader buying flow.
The day split in half. Sellers controlled the first 12 hours (-169 BTC), then buyers took over (+420 BTC). The reversal changed the character of the day.
Cumulative buying pressure (purple, left axis) vs cumulative price return (yellow, right axis). When these diverge, flow and price are telling different stories.
Session Breakdown
The US session drove 64% of the day's directional flow, with 575 BTC of net buying. The other two sessions were comparatively quiet.
The Europe session posted the largest move. Full breakdown: Asia +0.50%, Europe +0.59%, US +0.42%.
| Session | Hours (UTC) | Return | Net Flow | Flow Share |
|---|---|---|---|---|
| Asia | 00:00 - 08:00 | 0.50% | -152 BTC | 17% |
| Europe | 08:00 - 14:00 | 0.59% | -172 BTC | 19% |
| US | 14:00 - 00:00 | 0.42% | 575 BTC | 64% |
Per-minute volume split by aggressor side. Green = actively bought at the asking price. Red = actively sold at the bid price.
Regime Context
This day sat within a bear regime. The +1.52% return tracked the regime average of -0.27%.
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