BTC Flow Analysis — August 21, 2025 CHOP
Thursday · Minute-level BTC order flow from Binance · 2,357,380 trades
Summary
On Thursday, August 21, 2025, Bitcoin slipped 1.55% to $112,500. Net flow: -147 BTC — sellers had the edge.
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
Sustained large-player selling throughout the day. 25 bars with trade sizes 3σ+ above normal (peak: 7.6σ), spread across 00:11–23:57 UTC. The 137 BTC of whale flow reinforced the day's selling bias.
Net selling for 8 straight days. Whether it's institutional positioning or sentiment-driven, the directional bias was persistent.
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
Strip out Europe and the day would look flat. That session alone contributed 69% of the net flow (263 BTC selling).
Across sessions: Asia -0.33%, Europe -0.36%, US -0.87% — with US doing the heavy lifting.
| Session | Hours (UTC) | Return | Net Flow | Flow Share |
|---|---|---|---|---|
| Asia | 00:00 - 08:00 | -0.33% | 118 BTC | 31% |
| Europe | 08:00 - 14:00 | -0.36% | -263 BTC | 69% |
| US | 14:00 - 00:00 | -0.87% | -2 BTC | 0% |
Per-minute volume split by aggressor side. Green = actively bought at the asking price. Red = actively sold at the bid price.
Regime Context
Nothing unusual for a chop-regime day. The -1.55% return was consistent with the period's average of +0.10%.
Related Days
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