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Daily BTC Brief · 2026-05-18

Bitcoin Closes Down 1.8% as Whale Inflows Hit Exchange Venues

BTC fell 1.79% to $76,830 on moderate volume; 19,529 BTC flowed onto exchanges pushing net inflow to 4,226 BTC as fear sentiment grips markets.

Window: 2026-05-17T21:00:00+00:00 → 2026-05-18T21:00:00+00:00 Published: 2026-05-18 21:00 UTC

Key Metrics

BTC close
$76,830 -1.79%
24h range
$76,055 – $78,419
24h spot volume
$46,563,799,061
Real-flow whale volume
108,185 BTC ≈ $8,311,845,329
Whale TXs
2,316
Mega whales (≥1,000 BTC)
74
Net exchange flow
4,226 BTC into exchanges
vs. 7-day avg
+38.11%
Fear & Greed
28 (Fear)
BTC dominance
58.21%

Today's biggest moves

  1. 2,081 BTC ($159,856,437) — bc1q7trt2zh5lz → 3MqUP6G1daVS5Y (into exchanges, 15:17 UTC) tx
  2. 1,921 BTC ($147,603,700) — 36YZXcTVLPdyap → 3MqUP6G1daVS5Y (into exchanges, 11:06 UTC) tx
  3. 1,529 BTC ($117,482,545) — bc1qvqx2tlvzcf → bc1q0p0z0gsmq5 (wallet-to-wallet, 11:34 UTC) tx
  4. 1,449 BTC ($111,297,644) — bc1qz0x8ez4kgf → bc1qppunwskzl7 (wallet-to-wallet, 08:42 UTC) tx
  5. 1,322 BTC ($101,580,514) — bc1q8j7u05d8se → bc1q0pm5frqr70 (wallet-to-wallet, 14:30 UTC) tx

The big picture

Bitcoin closed Sunday at $76,830, off 1.79% from Saturday's open of $78,229. The 24-hour range spanned $76,055 to $78,419, tracking sideways momentum on $46.6 billion in spot volume—typical for weekend churn. Fear & Greed Index sits at 28 (Fear), reflecting heightened caution across crypto markets. BTC dominance held steady at 58.2%, with no significant index rebalancing signals.

Whale activity registered at 108,185 BTC ($8.31 billion) across 2,316 transactions—38% above the 7-day average of 78,334 BTC and 15% more transactions than usual. The 74 mega-whale moves (1,000 BTC or larger) drove most of the day's volume. Crucially, 19,529 BTC flowed onto exchange trading desks, while 15,304 BTC left—yielding a net 4,226 BTC inflow ($324.7 million) into venues. This distribution-side pressure (coins moving toward sellers) is worth monitoring given the current fear regime.

The top five transactions totaled 8,302 BTC ($637.8 million). The largest move—2,081 BTC ($159.9 million)—went onto an exchange at 15:17 UTC, followed by a 1,921 BTC ($147.6 million) deposit at 11:06 UTC. Three wallet-to-wallet transfers of 1,529 BTC, 1,449 BTC, and 1,322 BTC completed the high-impact list, suggesting some OTC rebalancing in parallel with the exchange inflows. Exchange-internal sweeps (cold-to-hot operational moves) accounted for 48,100 BTC, normal for weekend inventory repositioning. No dormant wallets woke during the window.

What Changed Today: Net inflows into exchanges reversed the prior week's slight outflow trend. With fear sentiment elevated and whale deposits accelerating, the supply-demand picture has shifted toward potential selling interest. Price held above $76k despite the inflows, suggesting some bid support—but the combination of distribution-side whale moves and high fear warrants close attention to break-level confirmations in the hours ahead.

What to watch tomorrow

Monitor whether exchange inflows sustain above the 7-day average (8.75K BTC/day) and watch for a close below $76,055 (today's low) signaling deeper selling interest.