Polymarket-Linked UMA Adapter Exploited For at Least $520K

Polymarket confirmed a security exploit affected part of its infrastructure, pointing to a possible private key compromise involving a wallet used for top-up operations, while saying user funds and market resolution were safe. In a Friday X post, Polymarket developers said contracts and core infrastructure were unaffected. Polymarket product lead Akanshu Jain and multiple other Polymarket employees also said user funds and market resolution are safe. Blockchain investigator ZachXBT first flagged the exploit as a compromise to the Polymarket-linked UMA Conditional Tokens Framework (CTF) Adapter contract on Polygon, with the…

Verus Bridge Hacker Returns $8.5M ETH, Keeps $2.8M as Bounty

The attacker behind the Verus bridge exploit has returned 4,052 Ether, worth about $8.5 million, to the project’s team wallet after Verus offered a 1,350 ETH bounty for the recovery of most of the stolen funds. The return represents about 75% of the stolen funds, with the exploiter retaining 1,350 Ether (ETH), worth about $2.8 million as a bounty, according to blockchain security firm PeckShield on Friday. Verus had offered the bounty a day earlier, saying it would treat the retained ETH as a reward if the exploiter returned 4,052.4…

US Lawmakers Introduce ARMA Bill to Codify Strategic Bitcoin Reserve With 20-Year Hold and 1M BTC Goal

Key Takeaways The ARMA bill, backed by 14+ congressmen, aims for a 1M BTC federal reserve with a 20-year mandatory hold. Begich and Golden’s legislation authorizes the Treasury to buy up to 200,000 BTC annually for five years. The bill bans federal impairment of personal bitcoin ownership through an embedded self-custody clause. Bipartisan ARMA Bill Targets 1 Million Bitcoin Reserve Congressman Nick Begich (AK-AL) and co-lead Congressman Jared Golden (ME-02) formally introduced the American Reserve Modernization Act of 2026, known as ARMA, on May 21, backed by an immediate coalition…

Will Bitcoin price revisit $76K as bullish trendline support collapses?

Bitcoin has fallen back toward the $77,000 region after losing a key ascending trendline support that had guided its recovery from April lows. Summary Bitcoin fell back toward $77,000 after breaking below a key ascending trendline support and failing to reclaim the 200-day moving average near $80,800. U.S. spot Bitcoin ETFs recorded roughly $1.4 billion in weekly outflows, while over $744 million worth of BTC moved to exchanges over the past five days. CoinGlass liquidation data showed dense long liquidation clusters near $76,000 as traders monitored rising oil prices, Fed…

Trump Media moves over 2K BTC to crypto.com, what does it mean for Bitcoin?

Trump Media & Technology Group has transferred another 2,650 Bitcoin worth about $205 million to Crypto.com, adding fresh scrutiny to the company’s crypto treasury strategy as its holdings remain deeply underwater. Summary Trump Media moved 2,650 Bitcoin worth about $205 million to Crypto.com, according to Lookonchain data. The company’s Bitcoin treasury has fallen sharply below its reported average purchase price of about $118,522 per coin. Trump Media previously disclosed a $405.9 million quarterly loss, with most of the hit tied to unrealized crypto asset markdowns. According to blockchain analytics platform…

Bitcoin Posts a Record 90-day Comeback as Analyst Questions BTC Bear Market

Bitcoin (BTC) has trended up for 90 days and is seeing a “bull market rally,” analysis says. Key points: Bitcoin has trended up for 90 days within its bear market — something that has never happened before. Analysis thus sees price as being in a “bull market rally,” with February’s macro lows untouched. Separate commentary calls for a reclaim of the weekly supertrend nearer to $90,000 to confirm that bulls are back. Bitcoin internal bear-market uptrend makes history In a post on X on Thursday, trader and analyst Matthew Hyland…

Hamilton ETFs Proposes Leveraged Bitcoin Covered-Call ETF

Hamilton ETFs filed a preliminary prospectus in Canada for an actively managed Bitcoin income exchange-traded fund (ETF) that would use leverage and short-term options strategies to generate yield alongside Bitcoin exposure. The proposed Hamilton Enhanced Bitcoin DayMAX ETF would use covered-call strategies and leverage capped at roughly 25% of net asset value. The strategy is designed to generate income by collecting premiums from short-term options contracts tied to Bitcoin (BTC) price movements. The fund is intended to combine Bitcoin exposure with monthly income generation. The company said the ETF would seek…

IHC Executes $30M DDSC Stablecoin Transfer on ADI Chain

The International Holding Company (IHC) executed a 110 million dirham ($30 million) transaction using the DDSC stablecoin on ADI Chain. The company described the transfer as one of the largest disclosed stablecoin transactions executed in the United Arab Emirates. The transaction follows recent approval from the UAE central bank for the dirham-backed stablecoin ecosystem launched by IHC, First Abu Dhabi Bank and Sirius International Holding. DDSC operates on ADI Chain, a layer-2 blockchain developed by ADI Foundation. According to the announcement, the system is designed for institutional use cases including cross-border payments, treasury operations…

New Bitcoin Lows? Analysts Say Chances Are ‘Extremely Slim’

Binance pool miner reserves slipped from 41,987 to 41,915 in May, a small but telling sign that selling pressure from miners has not fully stopped. Crypto analysts said that because Binance Pool controls a major share of global hash rate, its behavior tends to reflect how Bitcoin miners feel before the broader market catches on. Related Reading The Miner Position Index remains below historical panic-selling levels, and the Puell Multiple — a gauge of miner revenue relative to long-term averages — is still under one. Analysts described the current miner…

SEC Tokenized Stocks Risk Market Fragmentation

The US Securities and Exchange Commission’s move to allow third parties to list tokenized stocks could risk two structural disruptions with liquidity and revenue fragmentation, according to Tiger Research. Liquidity fragmentation may occur as capital disperses from centralized exchanges across multiple blockchain platforms, said Tiger Research director and head of research Ryan Yoon on Friday. “Traditional finance views the breakup of its previously consolidated, centralized liquidity as a serious structural threat,” said Yoon. When third parties tokenize the same listed stock across different blockchain networks and decentralized platforms, the trading…