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CoinucationMercado Bitcoin halts withdrawals after a security incident with about $40M lost
Bitcoin fell 2.4% to $76,604 while spot bitcoin ETFs recorded $643.2 million in net outflows on October 30.
By Coinucation Research, reviewed by Coinucation Editorial · Published Nov 3, 2026, 07:00 UTC · Covers the last 24 hours to
The 30-second version
- Brazil's Mercado Bitcoin froze deposits and withdrawals after a security incident, with estimated losses near $40 million.
- Bitcoin fell 2.4% to $76,604 and Ether was flat at $2,248, with total crypto market cap at $2.59 trillion and the Fear and Greed index at 26.
- Spot bitcoin ETFs had $643.2 million in net outflows on October 30 and $975.9 million over 7 days; ether ETFs lost $486.4 million over 7 days.
- Binance reopened withdrawals as recovery from its $6.3 billion hack entered a second week, and North Korea denied involvement.
- Strategy bought 811 BTC for about $65.5 million, according to an SEC filing.
- Stablecoin supply fell by about $1.73 billion, while open interest slipped 1.3% and OKX liquidations totaled about $36.2 million.
Market snapshot
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What moved
top 100 by market cap · 24 hoursGainers
- Pieverse PIEVERSE$1.20 +14.1%
- HTX DAO HTX$0.000001570 +2.1%
Losers
- Bitway BTW$0.9359 -9.4%
- NEAR Protocol NEAR$3.76 -9.1%
- Pearl PEARL$1.42 -7.2%
- Grass GRASS$0.5538 -5.8%
A reason appears only where our data or a primary source supports one; otherwise it is just the move.
The big stories
ranked by how many outlets covered them · 199 headlines read1Mercado Bitcoin freezes withdrawals after estimated $40M security breach
Mercado Bitcoin, Brazil's largest crypto exchange, suspended deposits and withdrawals after confirming a security incident, with losses estimated near $40 million. Security firm Hypernative flagged about $40 million in outflows, and one report said 6.7 million XLM were taken.
BTC Reporting: BeInCrypto · Bitcoin Magazine · U.Today · CryptoPotato.
2Ethereum whale buys $38M of ETH as network fees reach 2026 high
An Ethereum whale bought $38 million of ETH as on-chain fees climbed to their highest level of 2026 following the Binance breach. Several outlets described heavy whale buying on-chain.
ETH Reporting: U.Today · AMBCrypto · CryptoPotato.
3Binance moves last $101M of XRP out of hacked wallet
Binance emptied the remaining $101 million in XRP from a wallet tied to its 2026 hack, with related wallets moving 40 million tokens. Binance XRP outflows reached 226 million, with whale activity at levels last seen in 2022.
XRP Reporting: U.Today · AMBCrypto · CryptoPotato.
4Strategy adds 811 BTC for about $65.5 million
Strategy bought 811 BTC for about $65.5 million, according to a Form 8-K filed with the SEC. The purchase marks a resumption of its bitcoin buying.
BTC Primary: SEC EDGAR. Reporting: Bitcoinist · CryptoPotato · The Daily Hodl.
5BTCPay Server hack adds to wallet security concerns
A hack involving BTCPay Server drew attention to bitcoin wallet security. It comes as the market continues to weigh the $6.3 billion Binance theft.
BTC Reporting: Bitcoinist · CryptoPotato.
6Binance reopens withdrawals as hack recovery enters second week
Binance resumed withdrawals as its recovery from the hack moved into a second week. Bitcoin was trading near $78,000 at the time of the reports.
BTC Reporting: Bitcoin Magazine · AMBCrypto.
7ZachXBT says an EU entity may have lost $106M in an exchange heist
On-chain investigator ZachXBT said an EU entity is suspected of losing more than $106 million in crypto and is tracking the attacker's laundering trail.
Reporting: CryptoPotato · Coinpedia.
8Binance says hack recovery was funded from its own balance sheet
Binance said recovery from the $6.34 billion hack came entirely from its own balance sheet. Separately, CZ said 95% of $3.3 billion in losses had been covered.
Reporting: Crypto Briefing · Coinpedia.
9North Korea denies role in $6.3B Binance hack
North Korea denied involvement in the $6.3 billion Binance hack and called the FBI's investigation and claims fabricated.
Reporting: BeInCrypto · Crypto Briefing.
10US midterm election week puts focus on bitcoin
Several outlets looked at how bitcoin stands heading into the US midterm elections this week, alongside other scheduled events including jobs data.
BTC Reporting: Coinpedia · CryptoPotato · BeInCrypto.
Flows
ETF figures are the latest published by issuers; the most recent trading day on file is 2026-10-30.
Leverage
OKX perpetual swaps| Market | Liquidated | Longs / shorts | Funding (8h) | Open interest |
|---|---|---|---|---|
| BTC | $15.18M | $14.47M / $717.5K | 0.0100% | $2.62B +0.1% |
| ETH | $14.11M | $12.22M / $1.89M | 0.0100% | $1.45B -4.1% |
| SOL | $4.95M | $4.56M / $387.7K | 0.0100% | $327.73M -1.1% |
| XRP | $722.6K | $628.6K / $94.0K | 0.0081% | $103.81M +0.2% |
| DOGE | $989.8K | $989.0K / $818.61 | 0.0039% | $94.25M +2.1% |
| BNB | $206.0K | $205.1K / $864.92 | 0.0034% | $52.42M -2.3% |
Leverage is steady: open interest moved -1.3% and liquidations were modest. Total liquidated $36.16M on OKX perpetual swaps; one venue, so the market-wide total is larger. Liquidation calculator.
Treasuries
Network
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Regulation and policy
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The Ethereum Foundation launched evm.fast, a challenge aimed at verifying Ethereum block limits.
ETH Reporting: Crypto Briefing.
Block, Circle and Riot report Q3 earnings this week
Block, Circle and Riot are scheduled to report third quarter earnings this week.
Reporting: Coinpedia.
GenLayer targets Q4 2026 mainnet for Internet Court
GenLayer said its Internet Court is targeting a mainnet launch in the fourth quarter of 2026.
Reporting: Crypto Briefing.
10th Circuit says law firm's AI use does not justify fee cut
The US 10th Circuit Court of Appeals ruled that a law firm's use of AI does not justify reducing its legal fees.
Reporting: Crypto Briefing.
Chinese regulator warns AI investment is crowding out traditional industries
A Chinese regulator warned that investment in AI is crowding out traditional industries.
Reporting: Crypto Briefing.
Today ahead
next 48 hoursNothing scheduled that we track in the next 48 hours.
Learn: term of the day
A blockchain is a shared digital ledger of transactions grouped into linked blocks and maintained by a network of computers instead of a central authority.
It comes up in today's story: Ethereum (ETH) Faces 'Crazy' Whale Buying Spree On-Chain. Full definition · Explainer