Sheldon Reback

Sheldon Reback is CoinDesk editorial's Regional Head of Europe. Before joining the company, he spent 26 years as an editor at Bloomberg News, where he worked on beats as diverse as stock markets and the retail industry as well as covering the dot-com bubble and collapse. He managed the Bloomberg Terminal's main news page and worked on a global project to produce short, chart-based stories across the newsroom. Before that, he worked for a number of technology magazines in Hong Kong. Sheldon has a degree in industrial chemistry and an MBA. He owns ether and bitcoin below CoinDesk's notifiable limit.

Sheldon Reback

Latest from Sheldon Reback


Markets

Kraken debuts U.S. perpetual futures as crypto derivatives move onshore

Perpetual futures generated more than $60 trillion in volume last year, according to the crypto exchange, largely outside the U.S.

Payward and Kraken co-CEO Arjun Sethi. (CoinDesk)

Markets

U.S.-Iran deal lifts equities, sends oil lower, while crypto stays wary

The peace deal reached over the weekend provided the stimulus many markets had been waiting for. Crypto traders, however, have learned to distrust this particular headline

Bitcoin daily chart, June 16, 2026

Markets

Middle East ceasefire, Fed interest-rate decision: Crypto Week Ahead

Your look at what's coming in the week starting June 15.

Federal Reserve Building in Washington D.C.

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Markets

Trump-linked stablecoin used for bonus payouts at White House UFC contest

UFC Freedom 250 paid fighter bonuses in USD1, the stablecoin issued by the Trump-linked crypto venture World Liberty Financial, at a contest held at the White House.

Eric Trump sits holding a microphone at a panel discussion. (Keith Tanner/CoinDesk)

Markets

Ark Invest bought more than $500 million worth of SpaceX shares on IPO day

The purchases were likely funded by selling other positions, data shows. ARK is also one of the loudest bitcoin bulls, with a million-dollar target for 2030.

Cathie Wood

Tech

Crypto’s next billion-dollar hacker may move at superhuman speed

Anthropic’s new Claude Fable 5 puts powerful cyber tools behind safety filters. DeFi, already hit by more than $840 million in hacks this year, is one of the industries with the most to lose if the filters fail.

Montage of a padlock outline superimposed over the face of a dark, hooded figure.

Markets

XRP sentiment falls to 8-month low, and that has been a buy signal before

Santiment's weighted sentiment gauge for XRP just hit its weakest reading since October 2025. The firm notes the token's strongest rebounds have tended to start when the crowd was this checked out.

Ripple CEO Brad Garlinghouse, Consensus 2026 in Miami

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Markets

While bitcoin holds near $63,000, some data points to pain ahead for bulls

Onchain data shows the bitcoin market price is only just above its realized price and demand is weakening, especially from ETFs.

A bear roars