Helene Braun

Helene is a New York-based markets reporter at CoinDesk, covering the latest news from Wall Street, the rise of the spot bitcoin exchange-traded funds and updates on crypto markets. She is a graduate of New York University's business and economic reporting program and has appeared on CBS News, YahooFinance and Nasdaq TradeTalks. She holds BTC and ETH.

Helene Braun

Latest from Helene Braun


Markets

Coinbase rolls out prediction markets to all U.S. customers

The feature, first announced in December, was built in partnership with U.S.-regulated prediction market operator Kalshi.

Coinbase

Markets

Circle shares rise 4% as Polymarket-driven USDC growth prompts analyst upgrade

Mizuho's Dan Dolev revised his bearish outlook on the stablecoin issuer, upgrading the stock to neutral.

Circle logo on a building

Markets

Robinhood CEO says tokenized stocks could prevent another GameStop freeze

Vlad Tenev blamed the buying halt on its app in 2021 on bad infrastructure, a problem that he says tokenization would solve.

Robinhood's Vlad Tenev speaks at Token2049 in Singapore (Token2049)

Markets

Fidelity Investments starts its own stablecoin in a massive bet that future of banking is on blockchain

The FIDD token will run on Ethereum, serve institutional and retail users, and comply with the new GENIUS Act’s reserve rules.

(Bill Tompkins/Getty Images)

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Markets

Bitcoin miners surge as Anthropic's fundraising efforts boost AI spirits

Anthropic is set to raise $20 billion in its latest funding round, double the amount it initially targeted, according to the FT.

Bitcoin miners (Shutterstock)

Markets

Anthony Scaramucci-linked AVAX One tumbles 32% on uncertainty around shareholder sales

The firm, which holds AVAX tokens and related Avalanche ecosystem assets, registered roughly 74 million shares held by insiders.

Consensus 2025: Anthony Scaramucci, Founder, SkyBridge Capital

Markets

HYPE token surges 24% as silver futures volume soars on Hyperliquid exchange

Silver futures on the crypto derivatives exchange are currently showing $1.25 billion in volume and $155 million in open interest.

CoinDesk

Markets

Bitcoin stuck near $88,000 as gold's and silver's record-breaking rallies show exhaustion signs

"Gold and silver casually adding an entire bitcoin market cap in a single day," wrote one crypto analyst.

Bitcoin (BTC) price on Jan. 26 (CoinDesk)

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Markets

Cathie Wood’s ARK Invest files for two crypto index ETFs tied to CoinDesk 20

One proposed fund will attempt to exactly mimic the CoinDesk 20, but the other would track the index, excluding bitcoin.

Ark Invest CEO Cathie Wood

Markets

Here are the winners and losers (so far) in bitcoin mining from Nvidia's $2 billion CoreWeave investment

Nvidia’s deepened partnership with CoreWeave raises pressure on bitcoin miners pivoting to AI infrastructure.

Racks of mining machines.