On-Chain Data

According to CertiK, the attacker behind the Transit Finance hack deposited 832.9 ETH (approximately $1.8 million) to Tornado.Cash today (May 21) from an Ethereum address starting with 0x9db8. The incident follows the cross-chain aggregation protocol's security breach on May 13, in which approximate

Gate News message, a newly created wallet withdrew 11,827 ZEC worth $7.97M from centralized exchange. The transaction involved ZEC tokens valued at approximately $7.97 million being moved from a CEX t

According to Odaily, Gate's hot wallet has withdrawn 141,999.999 HYPE tokens, valued at approximately $7.96 million, according to on-chain monitoring data.

According to Farside data monitored by BlockBeats, U.S. Bitcoin spot ETFs experienced net outflows of $70.5 million yesterday (May 20), with BlackRock's IBIT accounting for $61.5 million and Fidelity's FBTC for $10.1 million. Meanwhile, U.S. Ethereum spot ETFs saw net outflows of $28.1 million,

The U.S. Hyperliquid spot ETF recorded its largest single-day net inflow since launch on May 20, with Farside data confirming cumulative net inflows of $54 million over seven trading days. Presto Research research director Peter Chung confirmed that, after adjusting for market cap, institutional capital has been entering the HYPE ETF faster than early inflows into the BTC ETF. Day-by-day ETF inflow confirmation data: THYP and BHYP’s accelerating trajectory Farside data confirmed the following da

According to a May 21 report by Bitcoin.com News, Italy’s Guardia di Finanza Economic and Financial Police Unit, together with Rome’s Privacy Protection and Technical Fraud Special Unit, tracked a suspect who obtained more than 1 million euros (about 1.16 million Dollars) in unreported cryptocurrency-related proceeds through Bitcoin Ordinals transactions; the suspect is also charged with illegally receiving public fiscal aid. Investigation Methodology: From Ledger Wallets to KYC Identity Verific

Bankless co-founder David Hoffman confirmed on May 21 on X that he has fully cleared all of his ETH holdings; Hoffman previously publicly stated that 99% of his personal wealth is held in Ethereum rather than in the traditional financial system. On-chain data also shows that roughly 60 whale addresses holding more than 10,000 ETH have emptied or consolidated their remaining balances within the past two months. Bankless leadership transition: Hoffman takes full control, Adams confirms he is still

On May 20, on-chain security firm Blockaid detected an attack on Butter Bridge V3.1, a cross-chain bridge component under MAP Protocol, on Ethereum and BSC. The attacker exploited a smart contract design flaw to induce the bridge contract to illegally mint roughly 10 trillion MAPO tokens directly to a newly created address, about 4.8 million times the 208 million MAPO in legitimate circulating supply. Attack Mechanism: Smart Contract Design Flaw in the Retry Message Verification Process Blockaid

DeFi organization YAM said in an X post on May 21 that, using proportional allocation, about $1.33 billion of Ethena’s USDe—out of its $4.4 billion in collateral funds—falls under “self-loans,” meaning Ethena indirectly provides funding for loans backed by USDe or sUSDe by using its liquidity share across various DeFi lending pools. YAM Calculation Results: Three Core Figures Under Proportional Allocation According to the calculation results listed in YAM’s post: Ethena self-loan estimate: about

According to ChainCatcher, a16z, the largest external holder of HYPE, withdrew 2.597 million HYPE tokens from exchanges over the past 24 hours, valued at $13.29 million, at an average price of $51.17 per token.

Bitcoin (BTC) rebounded from this week’s low, temporarily around $77,880 on May 21. The Chair of the U.S. Securities and Exchange Commission (SEC) is seeking public input on prediction-market ETFs. In its S-1 filing, SpaceX disclosed that it holds 18,712 BTC, currently worth approximately $1.45 billion. Macro Events & Crypto Hot Spots 1、Bloomberg ETF analyst Eric Balchunas wrote on X that the Chair of the U.S. Securities and Exchange Commission (SEC) is seeking public input on prediction-market

According to SoSoValue, HYPE spot ETFs saw a combined net inflow of $25.463 million on May 20 (yesterday, ET). 21Shares Hyperliquid ETF (THYP) led with $16.655 million in daily inflows, followed by Bitwise Hyperliquid ETF (BHYP) at $8.809 million.

According to Lookonchain, two wallets affiliated with Grayscale purchased 510,387 HYPE tokens worth approximately $24.95 million over the past week and have completed staking. The purchases come after Grayscale submitted an S-1 registration statement for a HYPE ETF earlier this

According to SolanaFloor monitoring, Circle minted approximately 500 million USDC on Solana within the past 24 hours as of May 21.

According to The Block, two U.S. spot ETFs tracking Hyperliquid—21Shares' THYP and Bitwise's BHYP—accumulated combined net inflows of approximately $22.3 million during their first week, with Tuesday alone recording over $11 million in daily inflows. The ETFs outperformed Bitcoin ETFs on 3 out of 6

According to Lookonchain data monitored by ChainCatcher, on May 20, US spot Bitcoin and Ethereum ETFs saw net outflows of 4,374 BTC and 35,904 ETH respectively, while Solana ETF received net inflows of 27,115

Gate News message, according to May 20 data, Bitcoin ETFs recorded a daily net outflow of 4,374 BTC ($338.14 million) and a 7-day net outflow of 23,132 BTC ($1.79 billion). Ethereum ETFs saw a daily n

According to on-chain intelligence platform Glassnode, on May 20, 6.04 million Bitcoin — representing 30.2% of all coins ever issued — are currently exposed to potential quantum computing attacks. The research distinguishes between structural exposure (1.92M BTC, or 9.6% of supply), covering