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 of 2000-2002. He managed the Bloomberg Terminal's main news page and also worked on a global project to produce short, chart-based stories across the newsroom. He previously worked as a journalist 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


Finance

OpenAI appears to be poaching Coinbase’s marketing team

Six Coinbase senior marketing executives, including the exchange's former chief marketing officer, have jumped to OpenAI in the past year and a half.

OpenAI logo on a mobile phone.

Markets

Bitcoin tops $79,000 as crypto rally gathers steam; Circle, Coinbase, Strategy lead

BTC pushed to an 11-week high with dynamics for a short squeeze building, one analyst noted.

Bitcoin (BTC) price on April 22 Wednesday (CoinDesk)

Finance

Tax-free bitcoin is back: How UK investors can avoid paying duty on crypto investments once more

Stratiphy will offer access to three ETNs provided by 21Shares: those covering bitcoin, ether and one combining BTC and gold.

The financial district in London (Albrecht Fietz/Pixabay)

Policy

Kraken filed 56 million crypto tax forms for 2025. One-third were below $1

The lack of a de minimis exemption for crypto payments and staking rewards taxed at receipt creates a huge reporting burden, the data shows.

Calculator next to tax documentation (Kelly Sikkema/Unsplash)

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Tech

Lazarus Group has become especially dangerous with new Mach-O Man attack: CertiK

North Korea's Lazarus Group has a new attack vector that allows it to exploit an apparently routine business call as a gateway into a target's systems.

Close up of hands typing on a keyboard in a darkened room.

Markets

Bitcoin tests $78,000 resistance as short-squeeze risks mount, altcoins rally

BTC hovers at key $78,000 level with $180 million liquidations at stake, while altcoins and memecoins surge as risk-on sentiment returns.

BTC/USD (CoinDesk Data)

Markets

Traders don’t see Kelp socializing losses after $292 million exploit

Polymarket prices low odds of a system-wide redistribution, as the protocol weighs how to handle an undercollateralized rsETH supply

Multiple people grabbing slices of a pizza (Klara Kulikova/Unsplash)

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Markets

Another DeFi protocol loses millions in hack days after KelpDAO breach

Volo Protocol lost about $3.5 million from three vaults holding WBTC, XAUm, and USDC.

Hacker facing screens with lines of code (Boitumelo/Unsplash)

Finance

Bitget exchange brings pre-IPO tokens to masses starting with SpaceX on Solana

The crypto exchange opens IPO Prime access with Republic to offer Solana-based tokens tied to private firms ahead of public listings.

SpaceX and Tesla CEO Elon Musk