Kalshi has set up a demo environment for leveraged trading via a margin-trading API page that is publicly reachable but not linked from its main navigation. The demo covers crypto perpetual futures only and excludes Kalshi's core event contracts, with documentation noting that production endpoints for live margin trading are "coming soon."

The U.S. Treasury Department sanctioned people linked to an alleged cocaine trafficking network that authorities say used cryptocurrency across multiple blockchains to launder millions of dollars. OFAC added the related wallet addresses and identifiers to its Specially Designated Nationals list, barring U.S. persons and entities from transacting with them. The case also involves a federal indictment unsealed by the FBI charging 10 individuals tied to the operation.

Minnesota’s SF760 public safety bill, signed by Governor Tim Walz on 18 May, bans prediction markets and allows felony charges after a state cease-and-desist notice. The CFTC filed suit on 19 May seeking to stop the law before it takes effect on 1 August, as the broader fight over oversight plays out while the sector averages about $20 billion in monthly trading volume.

On May 20, 2026, US President Donald Trump signed an executive order directing the Federal Reserve to review whether crypto and fintech firms should be allowed direct access to US payment rails via Reserve Bank "master accounts." The order also calls for agencies to roll back rules deemed overly restrictive to fintech and blockchain payments, and requests a report within 120 days on expanding access under the Fed's payment and settlement services.

The U.S. Office of the Comptroller of the Currency’s clearance of national trust charters tied to Coinbase, Ripple, Bitgo and other digital-asset firms has widened a regulatory dispute involving Sen. Elizabeth Warren. On May 19, Bitgo CEO Mike Belshe published an open letter arguing that fiduciary custody keeps client assets segregated in bankruptcy-remote accounts and does not involve deposits or lending. He also said stablecoin reserves are held in full and supported by twice-monthly attestations plus quarterly and annual audits.

Securitize said it delivered record quarterly revenue of $19.48 million for the three months ended March 31, 2026, up 39% year over year, as asset servicing fees rose sharply. The firm also highlighted NYSE Digital roles and continued growth linked to tokenized funds such as Blackrock's BUIDL, alongside $3.4 billion in tokenized AUM at quarter-end and a net loss of $7.93 million.

Ethena's latest reserve dashboard update dated 20 May shows USDe's backing tilting toward DeFi lending and liquid stablecoin reserves, indicating a more conservative posture than earlier derivatives-heavy yield tactics. DeFi lending represents about 47.7% (around $2bn) of backing, while liquid stablecoins make up about 52.7%, alongside a reported 101.55% backing ratio versus roughly $4.45bn USDe supply.

Wintermute has unveiled Armitage, a DeFi vault-curation platform built to apply institutional-style trading, liquidity, and risk controls to onchain lending. Two USDC-denominated vaults are already live on Morpho, with plans to expand to more chains and lending venues. Wintermute says it processes over $10 billion in average daily trading volume across 70+ venues and 10 blockchain networks.