BackBig Whales' Movements

Big Whales' Movements

MEV bot
2026-06-23 17:01:02

MEV Bot Falls for Custom Trap, Loses $7.5M: Is Approval the Most Overlooked On-Chain Risk?

Jaredfromsubway.eth, a well-known sandwich arbitrage bot on Ethereum, was attacked on June 21, with over $7.5 million in WETH, USDC, and other assets drained. Instead of exploiting private key leaks or smart contract vulnerabilities, the attacker deployed fake tokens and liquidity pools to trick the bot into granting an ERC-20 Approval, then legitimately transferred the funds. This article dissects the attack, the Approval mechanism, risks, and prevention tips.

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MEV Bot Falls for Custom Trap, Loses $7.5M: Is Approval the Most Overlooked On-Chain Risk?
NVIDIA
2026-06-23 13:01:57

Analysis: Kyber Delay Tears NVIDIA Supply Chain, Upstream Materials and Cable Makers Benefit

Jefferies maintains a Buy rating on NVIDIA and raises its price target to $300, but notes that the AI server backplane PCB technology Kyber is likely delayed to 2028 or canceled, reducing 2027-2028 PCB and CCL market size. While the delay pressures midstream PCB manufacturers, it strengthens the structural advantages of upstream material suppliers (fiberglass fabric, CCL) and copper cable makers.

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Analysis: Kyber Delay Tears NVIDIA Supply Chain, Upstream Materials and Cable Makers Benefit
Allium
2026-06-23 13:01:43

Blockchain Data Analytics Firm Allium Raises $40 Million in Series B Led by Amplify Partners

Allium, a New York-based blockchain data analytics company, announced a $40 million Series B funding round led by Amplify Partners, with participation from Kleiner Perkins and Theory Ventures. The firm specializes in cleaning and integrating complex on-chain data for institutional clients including Visa, the Federal Reserve, Coinbase, and a16z's crypto division.

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Blockchain Data Analytics Firm Allium Raises $40 Million in Series B Led by Amplify Partners