Bitcoin Week in Review: Hashrate Climbs to Records as the ETF Bid Fades

The week ending Wednesday, May 20, 2026.

The headline

Bitcoin spent the week consolidating in the high-$70,000s, closing at $77,533 against an open of $79,393 — a decline of 2.34% that masked a sharper intra-week swing from a Thursday high of $82,045 to a Monday low of $76,000. The softness was not matched by the broader tape: the S&P 500 finished essentially flat and the VIX eased to 17.44. What stood out instead was a divergence between price and the network behind it. Hashrate rose 11.33% over the week to a peak of 1,029.77 EH/s even as spot ETFs posted their first net-negative week in seven, shedding more than $1.1 billion. Sentiment drifted with price: the Fear and Greed Index slipped from 34 to 27, holding in Fear for the entire window.

Price and macro backdrop

Bitcoin opened the period at $79,393, peaked at $82,045 during Thursday’s session on May 14, and ground lower through the back half, touching a low of $76,000 on Monday, May 18, before settling at $77,533. The roughly $6,000 distance between the week’s high and low was the story of the tape — an early push toward the $82,000–$83,000 zone that the market could not hold, followed by a slow drift back toward the lows. The weekly close landed about $1,500 above the period’s floor.

The move was Bitcoin-specific rather than a broad risk-off event. The S&P 500 closed at 7,432.97, down 0.15% on the week, and spent the period inside a narrow band. The VIX eased from 17.87 to 17.44, peaking at just 19.27 on May 18 — levels that describe calm equity conditions, not stress. Gold fell 3.21% to $4,546, the standard hard-asset response to a week of rising Treasury yields and a repricing of rate-hike odds, which the editorial archive tied to a 54%–60% market-implied probability of a December hike. MicroStrategy fell 6.86% to $165.81, a clean amplification of Bitcoin’s move and consistent with its historical beta, even as the company kept buying.

ETF flows

Spot Bitcoin ETFs recorded roughly $1.11 billion in net outflows across the four reported sessions in the window — the first net-negative week in seven by the editorial log’s count. The damage was concentrated. IBIT alone shed $766.1 million net, and it did so with whipsaw: BlackRock’s fund took in $144.1 million on May 14, the largest single-day inflow of the week, then reversed into the largest single-day outflow of the week at $448.4 million on May 18. ARKB ran a cleaner exit, losing $171.6 million net with no daily inflow at any point, and FBTC shed $101.2 million. GBTC continued its long-running bleed at $75.2 million. Summing the daily rows, May 18 was the heaviest session, with about $642 million leaving the complex across all issuers — consistent with the editorial archive’s framing of the largest single-day exit since January. Only BTC, at $12.6 million, and MSBT, at $6.8 million, closed the window net positive, neither at a scale that offset the IBIT, ARKB, and FBTC exits.

On-chain and mempool

The network strengthened while price softened. Hashrate rose from 864.94 EH/s at the start of the window to 962.93 EH/s at the close, an 11.33% gain, and peaked at 1,029.77 EH/s on May 17 — a record reading for the series. Miners adding capacity into a falling price is the opposite of the capitulation pattern a price-led hashrate decline would suggest, and it is worth flagging precisely because a spot selloff often coincides with miners pulling back. This week, they did not.

Mempool conditions stayed quiet. Total mempool fees compressed 32.7%, from 10.3 million sats per ten-minute sample at the open to 6.9 million at the close, briefly touching 24.8 million sats during a May 15 spike before fading to a low of 0.7 million by May 18. Pending transaction count rose modestly, up 9.86% from about 97,000 to 107,000, and mempool virtual size finished essentially flat near 41 megabytes. Outside the mid-week fee spike, the fee market spent the period in an unhurried regime, with on-chain demand contracting in step with spot.

Order book regime

The order-book snapshot at week’s end leaned to the sell side. The midpoint sat at $77,558 with imbalance at -0.19, more ask-heavy than the 24-hour average of -0.09, and a near ask wall posted about three basis points above mid with prominence 10.12. Bid-side depth in the 2% band measured 5.17 BTC against 7.57 BTC of ask depth, with bids running below their 24-hour average of 6.28 BTC while ask depth held near its norm. The spread, at 0.05 basis points, sat wider than the 0.02-basis-point 24-hour average. Thinner bids, an ask-tilted book, and a wall just above the touch are the microstructure signature of a market still working through supply rather than absorbing it.

News and policy threads

The week’s editorial archive turned on a single question: was the prior month’s rally real demand or leverage? Wintermute and CryptoQuant both characterized it as a short-covering squeeze rather than durable spot buying, a read reinforced by Bitcoin’s repeated failure to reclaim its 200-day moving average near $82,000–$83,000. Supporting that view, short-term holders were reported selling an estimated $770 million at a loss, retail inflows to Binance fell to multi-year lows, and Bitfinex margin longs climbed to a 2.5-year high — a market leaning long on leverage into a tape that kept rejecting higher prices. Against the bearish flow, on-chain analysts pointed to realized-cap stabilization and elevated RHODL readings, conditions that have historically accompanied cycle lows and that some used to argue February’s $60,000 print marked the bottom.

Corporate accumulation remained the counterweight. Strategy disclosed the purchase of 24,869 BTC for roughly $2.01 billion — its second-largest buy of 2026 — lifting holdings to 843,738 BTC, and outlined a $1.5 billion convertible-note repurchase as it reiterated a long-term target of one million BTC. TD Cowen raised its MicroStrategy price target to $400, and Strive added 382 BTC to reach 15,391. Exchange balances, by the archive’s count, sat at a six-year low, with roughly 500,000 BTC withdrawn from trading venues since the prior cycle peak — a supply-tightening backdrop that buyers leaned on through the drawdown.

On policy, Trump Media’s Truth Social withdrew its spot Bitcoin ETF application from the SEC, citing plans to refile under a different securities framework, and the White House again signaled that a US Strategic Bitcoin Reserve announcement is imminent. South Carolina enacted a law barring state entities from using a central bank digital currency, adding to the patchwork of state-level Bitcoin and anti-CBDC legislation. Separately, Glassnode flagged that roughly 10% of Bitcoin’s supply sits in address types considered structurally exposed to long-horizon quantum-computing risk — a slow-moving research thread rather than a near-term concern.

The week ahead

The macro calendar is light in the immediate term. The next CPI release falls 21 days out, on June 10, and the next FOMC decision 27 days out, on June 16 — both in the following monthly cycle, leaving the coming sessions without a scheduled US data catalyst. That hands the tape to flows and positioning: whether ETF redemptions stabilize after the first negative week in seven, whether IBIT’s whipsaw resolves in one direction, and whether any concrete development on the Strategic Bitcoin Reserve materializes after weeks of signaling.

The current halving epoch reads 52.0% complete, 760 days since the last halving — past the midpoint, a framing point more than an operational one. With sentiment in Fear at 27, an order book leaning to the sell side, and hashrate at record levels despite the price softness, the setup into next week is a market where network fundamentals and spot demand are pointing in different directions. The resolution of that gap is the thing to watch.

Bitcoin Sidekick tracks daily spot ETF flows for IBIT, FBTC, and the rest of the cohort with the same Farside data this digest uses. Inflows and outflows in real time, without a tracking pixel in sight.

onlyhashes.com publishes a weekly Bitcoin review every Monday morning. The data behind this post is generated by Bitcoin Sidekick’s OreRelay infrastructure — Bitcoin-only, no third-party trackers, no altcoins. Disclosures: this is editorial commentary on publicly available market data; nothing in this post is investment advice.