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


市场

With Fed rate hike all but assured, here's how markets might react

Traders could look past an expected Fed hike and weigh what higher rates are signaling about the economy.

Federal Reserve chair Kevin Warsh (Win McNamee/Getty Images)

市场

OKX brings OpenAI and Anthropic bets to Europe as pre-IPO trading grows

The exchange is offering up to 10x leverage on private-company valuations alongside 100 tokenized stocks and ETFs.

OKX trading app on a mobile phone (CoinDesk)

市场

Polymarket names former Amazon finance chief Warren Jenson as its first CFO

Jenson becomes the prediction market’s first CFO as Polymarket builds its regulated U.S. exchange and global platform.

Polymarket (Britannica/SOPA Images)

金融

Live updates: Bitcoin slumps as oil and bond yields surge to new highs

The ECB hiked rates earlier Thursday, and U.S. core PPI was softer than expected, but still running hot.

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市场

Robinhood CEO Vlad Tenev fires back at AMC's Aron in escalating fight over stock tokens

Tenev told CNBC's "Squawk Box" on Wednesday that public companies shouldn't have veto power over third-party securities that reference their shares.

Robinhood CEO Vlad Tenev (Photo by Michael M. Santiago/Getty Images)

金融

Live updates: Bitcoin slips as yields head higher following Treasury buyback announcement

The Japanese yen extended its rally against the greenback, briefly strengthening past 153 per dollar.

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科技

Live updates: Bitcoin slips below $78,500 as stocks close lower

Copper rushed to a new record high amid supply shortages colliding with rising AI-related demand.

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市场

Crypto traders brace for Fed Chair Kevin Warsh’s Jackson Hole speech

One analyst expects Warsh to take a tough line on inflation, but still sees the Fed holding off on rate hikes until at least after the November mid-term elections.

Fed Chair Kevin Warsh speaks during a news conference

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金融

Live updates: Bitcoin trades near $80,000 as stocks close with gains

U.S. spot bitcoin funds have taken in $2.8 billion since the run began, and ether ETFs are matching it day for day. Three sessions are left to make August their best month since October 2025.

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市场

Nvidia shares rise after earnings top estimates, guides to $108 billion in revenue next quarter

The tech bellwether reported fiscal second-quarter results after the bell on Wednesday.

Nvidia CEO Jensen Huang (Nvidia)