Stephen Alpher

Stephen is CoinDesk's managing editor for Markets. He previously served as managing editor at Seeking Alpha. A native of suburban Washington, D.C., Stephen went to the University of Pennsylvania's Wharton School, majoring in finance. He holds BTC above CoinDesk’s disclosure threshold of $1,000.

Stephen Alpher

Latest from Stephen Alpher


Policy

Appeals court clears way for Nevada to temporarily ban prediction market Kalshi

The Ninth Circuit Court of Appeals denied a legal effort by Kalshi to stave off an expected temporary restraining order from the state of Nevada.

Kalshi website on a laptop.

Finance

Coinbase's bitcoin yield fund goes onchain with Apex's tokenization push

The Coinbase Bitcoin Yield Fund's tokenized share class runs on Base as the $3.5 trillion fund services giant Apex applies tokenization across its business.

Coinbase app on a mobile phone screen (appshunter.io/Unsplash/Modified by CoinDesk)

Markets

Bitcoin holds $69,000 as gold tumbles and oil spikes, but one analyst says stay on sidelines

While bitcoin has shown relative strength against gold since the war in Iran broke out, investors are better off holding off "dry powder" while prices swing wildly on headlines, said Wintermute's Bryan Tan.

Bitcoin (BTC) price on Thursday (CoinDesk)

Finance

As crypto trading platforms race to deploy AI agents, here's what a Nasdaq executive is seeing

The exchange is expanding AI use across surveillance, compliance and trading as machines take over decision-making, leaving humans as the final checkpoint.

AI (Credit: (Aidin Geranrekab/Unsplash/Modified by CoinDesk)

Advertisement

Markets

Bitcoin $20,000 put option is third most popular strike ahead of quarterly expiry

Nearly $600M in deep out-of-the-money puts highlights tail-risk positioning, though flows point more to volatility strategies than to outright bearish bets.

OI By Strike Price (Deribit)

Finance

Browser maker Opera seeks 160 million CELO stake to become key network stakeholder

The proposed allocation represents a major share of Celo's circulating supply and 16% of its maximum supply.

opera browser on smartphone (Zulfugar Karimov/Unsplash/Modified by CoinDesk)

Finance

XRP treasury firm Evernorth discloses $233.7 million impairment on holdings in SPAC filing

The company reported a $233.7 million digital asset impairment for 2025, reflecting the gap between purchase prices and lower market values.

Trading screen with price monitors and charts (Yashowardhan Singh/Unsplash)

Markets

Bitcoin sinks below $71,000, stocks close at session lows, as 2026 Fed rate cut hopes fade further

Fed chair Jerome Powell said rising energy prices are feeding into the inflation outlook, but "nobody knows" yet how lasting the impact will be.

Federal Reserve Bank Chair Jerome Powell

Advertisement

Finance

Polymarket acquires Brahma to scale blockchain trading infrastructure

"Building reliable infrastructure across blockchain networks and traditional financial rails is hard — there are no shortcuts,” said Polymarket CEO Shayne Coplan.

Shayne Coplan, founder and CEO of Polymarket (CoinDesk/Jesse Hamilton)

Markets

Federal Reserve holds policy steady as Iran war adds to growth and inflation concerns

Bitcoin remained sharply lower for the session following the expected decision by the U.S. central bank.

Jerome Powell speaking at podium