Ink Finance and Renegade were hit by separate exploits on May 11 and May 10, losing a combined $349,000 across Polygon and Arbitrum. Ink Finance’s Polygon treasury contract was drained for about $140,000, while Renegade said roughly $209,000 was taken from its legacy V1 Arbitrum deployment and about $190,000 has been returned by a white hat.

Sky Mavis' gaming chain Ronin is set to move from an independent Ethereum sidechain to an OP Stack-based Layer 2 on May 12, with about 10 hours of planned network downtime. Transfers, swaps and smart contract interactions will pause during the window, and onchain actions for games such as Axie Infinity and Pixels are also expected to stop. Ronin says the hard fork will also change RON's tokenomics, reducing annual inflation from above 20% to below 1%.

Circle Internet Group disclosed on May 11, 2026 that it raised $222 million by selling 740 million ARC tokens at $0.30 each, valuing the Arc network at a $3 billion fully diluted valuation. The round was led by Andreessen Horowitz with a $75 million commitment and included Blackrock, Apollo Funds, and Intercontinental Exchange. Circle says Arc is a stablecoin-native L1 that uses USDC for gas fees and is targeting a 2026 mainnet beta.

Aster DEX said on May 11, 2026 that it has added perpetual futures tied to four major Hong Kong-listed stocks, enabling 24/7 long or short trading with up to 3x leverage via a crypto wallet. The exchange described the move as a step toward bridging traditional markets and DeFi, and it also pointed to earlier product and fee updates released around May 7, 2026.

Circle Internet Group raised $222 million by preselling Arc, the native token for its new Arc blockchain, giving the network a $3 billion fully diluted valuation. Andreessen Horowitz led the round with a $75 million check, with participants including BlackRock, Apollo Funds and Intercontinental Exchange. Circle CEO Jeremy Allaire said the company is expanding beyond USDC issuance toward blockchain infrastructure and applications, including tools for AI agents to transact with USDC.

On May 11, 2026, Solana Foundation and Google Cloud introduced Pay.sh, a system that lets AI agents pay for API access with stablecoins on the Solana blockchain. The setup supports real-time microtransactions, including paying fractions of a cent per API call, and is built to help autonomous agents discover and purchase cloud services without traditional accounts or subscriptions.

Renegade.fi said a whitehat hacker returned about $190,000 after exploiting its Arbitrum-based V1 decentralized dark pool. The protocol said Blockaid flagged a $209,000 exploit at 8:27 am UTC and that 27 ERC-20 tokens were taken before most funds were sent back within 45 minutes, including $84,370 in USDC, $27,885 in wrapped Bitcoin and $23,950 in wrapped Ether.

Bank of England Governor Andrew Bailey said on Friday that global stablecoin rules will require international standards and could involve a policy "wrestle" with the US. He warned that some stablecoins may be hard to convert to cash without crypto exchanges, raising concerns if US dollar tokens are widely used in cross-border payments. The stablecoin market is valued at more than $317 billion, and is largely dominated by US dollar-pegged tokens.