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BTC and ETH On-Chain Data Analysis – May 18, 2026

CoinDirection On-Chain Data Analysis

Daily Bitcoin and Ethereum on-chain analysis based on exchange flows, ETF net flows and whale activity.
Source: Dune
Updated: May 18, 2026 06:01 UTC

Market Overview

BTC exchange netflows have turned positive sharply versus recent baseline, indicating potential short-term sell pressure, while ETF inflows surged strongly, signaling renewed demand. Over the past week, BTC exchange netflows have been slightly positive, while ETF inflows have shifted from negative to strongly positive, but whale activity remains subdued, indicating a tentative balance between accumulation and distribution.

Daily On-Chain Analysis

Bitcoin Daily On-Chain Analysis
Bias: mixed | Confidence: medium

BTC exchange netflows have turned positive sharply versus recent baseline, indicating potential short-term sell pressure, while ETF inflows surged strongly, signaling renewed demand.

Key points
  • Exchange netflow rose 763% vs 3-day average, indicating increased inflows.
  • ETF netflow turned strongly positive after recent negative averages.
  • Whale transaction count and volume dropped significantly today.
  • Short-term signals conflict between rising sell pressure and ETF demand.
Risks
  • Rising exchange inflows may lead to increased selling.
  • Whale activity decline could reduce liquidity or signal distribution.
  • ETF inflows may not immediately translate to price support.
  • Short-term volatility due to conflicting signals.

Conclusion: Bitcoin's daily on-chain data shows a mixed picture with rising exchange inflows suggesting potential sell pressure, offset by strong ETF inflows indicating demand; reduced whale activity adds uncertainty to short-term price direction.

Bitcoin Medium-Term On-Chain Trends
Bias: neutral | Confidence: medium

Over the past week, BTC exchange netflows have been slightly positive, while ETF inflows have shifted from negative to strongly positive, but whale activity remains subdued, indicating a tentative balance between accumulation and distribution.

Key points
  • 7-day average exchange netflow slightly positive, indicating mild sell pressure.
  • ETF netflows improved significantly from negative to positive territory.
  • Whale transaction counts and volumes remain well below weekly averages.
  • No clear dominant trend due to mixed signals across metrics.
Risks
  • Sustained positive exchange inflows could increase selling pressure.
  • Low whale activity may limit strong directional moves.
  • ETF inflows might not sustain without broader market support.
  • Potential for sudden shifts if whale behavior changes.

Conclusion: Bitcoin’s medium-term on-chain data reflects a neutral stance with mixed signals: moderate sell pressure from exchanges balanced by improving ETF demand, while subdued whale activity tempers conviction in either direction.

Ethereum Daily On-Chain Analysis
Bias: bullish | Confidence: medium

ETH exchange netflows remain negative but have decreased in magnitude, indicating continued but reduced outflows. ETF inflows turned strongly positive, supporting demand, despite a sharp drop in whale activity.

Key points
  • Exchange netflow remains negative, signaling ongoing accumulation.
  • ETF netflow shifted from negative to positive, indicating renewed demand.
  • Whale transaction count and volume sharply declined today.
  • Reduced exchange outflows may signal slowing accumulation pace.
Risks
  • Declining whale activity could reduce market support.
  • ETF inflows may not sustain without broader accumulation.
  • Reduced exchange outflows might precede a reversal.
  • Short-term volatility due to mixed signals.

Conclusion: Ethereum’s daily on-chain data suggests continued accumulation with reduced exchange outflows and strong ETF inflows, though sharply lower whale activity introduces some uncertainty to the short-term bullish bias.

Ethereum Medium-Term On-Chain Trends
Bias: bullish | Confidence: medium

ETH has maintained persistent negative exchange netflows over the past week, consistent with accumulation, alongside improving ETF inflows. However, whale activity remains significantly subdued, tempering the strength of the bullish trend.

Key points
  • 7-day average exchange netflows consistently negative, indicating accumulation.
  • ETF inflows improved from negative to positive over the medium term.
  • Whale transaction counts and volumes remain far below weekly averages.
  • Overall trend favors accumulation but with reduced large holder engagement.
Risks
  • Sustained low whale activity may limit upward momentum.
  • ETF inflows could reverse if market sentiment shifts.
  • Exchange outflows might slow or reverse, reducing accumulation.
  • Potential for increased volatility if whale behavior changes.

Conclusion: Ethereum’s medium-term on-chain trends point to ongoing accumulation supported by positive ETF flows, though subdued whale activity suggests caution as the strength of the bullish trend may be limited without renewed large holder participation.

Bitcoin

Bitcoin Exchange Net Flow
0.00000333
Bitcoin ETF Net Flow
1,441.63
Bitcoin Whale Tx
84
Bitcoin Moved by Whales
84.83K

Bitcoin Exchange Flows

Bitcoin ETF Net Flow

Bitcoin Whale Activity

Bitcoin Summary Tables

Latest Bitcoin Exchange Flows
DateBitcoin InflowBitcoin OutflowBitcoin Net Flow
2026-05-180.000056040.000052710.00000333
2026-05-170.000208170.000201510.00000666
2026-05-160.000255390.000253030.00000236
2026-05-150.000411970.00042250-0.00001053
2026-05-140.000359750.00039091-0.00003115
2026-05-130.000525970.000491300.00003467
2026-05-120.000492760.000479270.00001349
2026-05-110.000479700.00048779-0.00000809
2026-05-100.000348290.00035038-0.00000209
2026-05-090.000387810.000380620.00000718
2026-05-080.000574580.000563780.00001081
2026-05-070.000576060.00059051-0.00001445
2026-05-060.000846670.000827810.00001886
2026-05-050.000873700.00090012-0.00002642
2026-05-040.000823150.00084126-0.00001811
Latest Bitcoin ETF Net Flows
DateBitcoin ETF Net Flow
2026-05-151,441.63
2026-05-14-6,197.63
2026-05-13-2,236.12
2026-05-12-103.18
2026-05-11-671.76
2026-05-100.00
2026-05-090.00
2026-05-08-1,769.48
2026-05-07-817.22
2026-05-061,018.76
2026-05-05229.29
2026-05-042,377.18
2026-05-030.00
2026-05-01-192.71
2026-04-30-1,352.25
Latest Bitcoin Whale Activity
DateWhale TxBitcoin Moved
2026-05-188484,831.62
2026-05-17333241,393.06
2026-05-16324373,132.27
2026-05-15757491,766.14
2026-05-14836487,844.87
2026-05-13801473,397.74
2026-05-12665408,727.26
2026-05-11811481,443.11
2026-05-10489323,912.81
2026-05-09409253,504.67
2026-05-08714403,732.80
2026-05-07783463,464.06
2026-05-06951483,692.08
2026-05-051,093572,283.84
2026-05-041,065586,264.46

Ethereum

Ethereum Exchange Net Flow
-8,342.31
Ethereum ETF Net Flow
896.40
Ethereum Whale Tx
137
Ethereum Moved by Whales
291.22K

Ethereum Exchange Flows

Ethereum ETF Net Flow

Ethereum Whale Activity

Ethereum Summary Tables

Latest Ethereum Exchange Flows
DateEthereum InflowEthereum OutflowEthereum Net Flow
2026-05-1848,643.8556,986.15-8,342.31
2026-05-17135,908.62189,780.94-53,872.33
2026-05-16171,565.55149,476.5422,089.00
2026-05-15464,217.78563,289.59-99,071.81
2026-05-14351,080.91413,231.74-62,150.83
2026-05-13485,654.24554,155.68-68,501.44
2026-05-12412,714.13384,960.6927,753.44
2026-05-11264,981.90347,627.81-82,645.92
2026-05-10412,667.25171,298.02241,369.23
2026-05-09235,317.64133,121.06102,196.57
2026-05-08445,203.64409,917.3435,286.29
2026-05-07445,438.44390,886.5354,551.90
2026-05-06636,788.01502,607.46134,180.55
2026-05-05307,619.53327,611.19-19,991.66
2026-05-04382,761.74433,814.22-51,052.48
Latest Ethereum ETF Net Flows
DateEthereum ETF Net Flow
2026-05-18896.40
2026-05-17-6,058.98
2026-05-162,270.63
2026-05-15-8,052.57
2026-05-14-7,408.69
2026-05-13-44,451.38
2026-05-12-10,505.50
2026-05-111,432.07
2026-05-10-781.81
2026-05-094,349.92
2026-05-08-22,252.23
2026-05-07650.38
2026-05-062,424.44
2026-05-05-2,296.65
2026-05-04-957.78
Latest Ethereum Whale Activity
DateWhale TxEthereum Moved
2026-05-18137291,216.83
2026-05-173011,192,996.37
2026-05-163381,224,824.70
2026-05-155261,895,714.06
2026-05-144381,556,966.69
2026-05-135392,116,879.30
2026-05-125761,664,049.50
2026-05-115501,694,046.79
2026-05-103681,791,590.11
2026-05-096911,986,947.61
2026-05-087062,161,077.56
2026-05-076502,818,527.89
2026-05-067862,475,835.45
2026-05-054471,629,209.80
2026-05-045581,842,399.57