Yearn Finance has recovered approximately $2.4 million following a Sunday exploit that drained roughly $9 million from its yETH pools. An attacker exploited an unchecked arithmetic vulnerability to mint an excessive quantity of yETH tokens, enabling liquidity extraction from the protocol's Curve-based stableswap pools. Recovery efforts remain ongoing, with collaboration from security firms SEAL 911 and ChainSecurity.

U.S. prediction market platform Kalshi has launched tokenized versions of thousands of its betting markets on the Solana blockchain. The integration introduces permissionless access to the platform's liquidity pool for developers, aiming to attract crypto-native users and intensify competition with blockchain-based rival Polymarket. Kalshi is collaborating with Solana protocols DFlow and Jupiter to bridge its off-chain orderbook to onchain infrastructure.

Crypto market maker DWF Labs has launched a $75 million proprietary fund targeting decentralized finance infrastructure across Ethereum, BNB Chain, Solana, and Base. The fund will support projects addressing liquidity provisioning, settlement systems, credit mechanisms, and on-chain risk management, according to co-founder Andrei Grachev. The vehicle is not currently accepting external investors.

USDT0, a Tether-pegged omnichain stablecoin issued by Everdawn Labs, has surpassed $50 billion in cumulative transfers across 15 blockchain networks. The milestone was reached 10 months after its January 2025 launch using LayerZero's Omnichain Fungible Token standard. Over one-fifth of the total volume was transferred in the past month alone, with more than 415,000 transactions completed since debut.

The U.S. Commodity Futures Trading Commission issued an amended order permitting Polymarket to operate in the United States. The crypto-based prediction market platform had been barred from U.S. operations since 2022 following an enforcement action for running an unregistered derivatives exchange. The approval follows Polymarket's acquisition of QCX, a designated contract market and clearinghouse.

Brevan Howard's Nova Digital subsidiary obtained a one-year refund right on its $25 million investment in Berachain's Series B round, according to documents reviewed by Unchained. The arrangement allows the firm to recoup its stake until February 6, 2026, despite co-leading the $69 million funding at a $1.5 billion valuation. BERA currently trades around $1, down approximately 67% from the $3 investment price.

BlackRock filed a Delaware name registration for an iShares Staked Ethereum Trust ETF on Wednesday. The filing was handled by Daniel Schweiger, a BlackRock managing director who previously registered the firm's initial iShares Ethereum fund in late 2023. Nasdaq had submitted an updated 19b-4 proposal in July to add staking capabilities to BlackRock's existing iShares Ethereum Trust (ETHA), which holds nearly $11.5 billion in assets as of November 17.

World Liberty Financial is moving user assets to secure wallets after third-party vulnerabilities compromised a subset of accounts. The Trump-linked platform froze affected wallets in September and is conducting KYC verification before transferring funds. The platform has not disclosed the number of impacted accounts or total asset value.

The Sky community has approved the allocation of up to $2.5 billion in USDS stablecoins to support projects developed through the Obex incubator. Framework Ventures is leading a $37 million funding round into Obex and will oversee the initiative focused on generating onchain yield within the Sky ecosystem.