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


Mercados

CME Crypto Futures Volume Hits Record 795K Contracts Amid Volatility

A surge in institutional and retail demand has pushed CME’s crypto average daily volume up 132% year-over-year, with open interest climbing 82%.

(John Gress/Corbis via Getty Images)

Mercados

Franklin Templeton Joins XRP ETF Race, Calling It ‘Foundational’ to Global Finance

With XRPZ debuting on NYSE Arca, Franklin becomes the latest financial heavyweight betting on crypto’s future in global payments.

Franklin Templeton CEO Jenny Johnson and CoinDesk Chief Content Officer Michael Casey (Shutterstock/CoinDesk)

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Crypto Market Mood Lifted as Amazon Pours $50B Into AI Infrastructure

The price of bitcoin jumped back above $87,000 and crypto miners with a focus on AI/high-performance computing are surging.

CoinDesk

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Is Strategy Stock the Preferred Hedge Against Crypto Losses? Tom Lee Thinks So

Strategy’s 650,000 BTC holdings make it a ‘pressure valve’ for the broader market, said the Bitmine Immersion chairman.

(Ilya S. Savenok/Getty Images for BitMine (NASDAQ: BMNR))

Publicidade

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Grayscale's DOGE, XRP ETFs to Go Live on NYSE Monday

Rival crypto asset manager Bitwise launched its XRP ETF earlier this week.

Grayscale on a screen (modified by CoinDesk)

Mercados

Fanatics Enters Prediction Markets via Crypto.com Partnership

The product is set to launch in the next couple weeks, Fanatics CEO Michael Rubin said on CNBC.

CoinDesk

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Kalshi Raises $1B at $11B Valuation as Prediction Market Race Continues: TechCrunch

The CFTC-regulated exchange is gaining ground on crypto-native Polymarket, offering event contracts with fiat access and legal clarity.

Kalshi website shown on a laptop.

Finanças

The Rise of Crypto Treasuries: How One Bet Sparked a Corporate Shift

Michael Saylor’s 2020 move turned idle cash into crypto. Now, firms from healthcare to tech are following the playbook, with mixed results.

Strategy Executive Chaiman Michael Saylor (Gage Skidmore / CC BY-SA 2.0 / Modified by CoinDesk)

Publicidade

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Nvidia Earnings Beat, Strong Outlook Calm Jittery Markets; Bitcoin Re-Takes $90K

"Blackwell sales are off the charts, and cloud GPUs are sold out," said Nvidia CEO Jensen Huang.

Nvidia

Mercados

Fed Rate-Cut Odds Plunge Further on Jobs Data Delays

Traders slash chances of a December cut to 33% as the Fed loses a key data point ahead of its final 2025 meeting.

Federal Reserve Chair Jerome Powell