Margaux Nijkerk

Margaux is a DeFi reporter at CoinDesk, focusing on the rapidly evolving decentralized finance landscape with a particular emphasis on the Ethereum and Solana ecosystems. Prior to that, Margaux was on CoinDesk’s Tech & Protocols team covering the Ethereum protocol and L2s. A graduate of Johns Hopkins and Emory universities, she holds a master’s degree in International Affairs and Economics. She holds BTC and ETH above CoinDesk's disclosure threshold of $1,000.

Margaux Nijkerk

Latest from Margaux Nijkerk


Finance

Robinhood explains building an Ethereum layer-2: 'We wanted the security from Ethereum'

CoinDesk sat down with Robinhood’s head of crypto, Johann Kerbrat, to get an update on its upcoming layer-2 network, its tokenized stocks program, and its staking offerings.

Johann Kerbrat (on left), GM of Robinhood Crypto (Shutterstock/CoinDesk)

Finance

Polygon Labs unveils ‘Open Money Stack’ to power borderless stablecoin payments

The system will bring together various elements of the payment stack, including liquidity, orchestration, and regulatory controls.

Founder of Polygon and CEO Sandeep Nailwal (Polygon Labs)

Finance

Optimism proposes OP token buybacks using 50% of Superchain revenue

Under the proposal, which is set to move to a governance vote on January 22, Optimism would begin monthly buybacks starting in February.

(Micheile/Unsplash)

Markets

Solana Mobile sets Jan. 21 launch date for SKR token, confirms airdrop

The team said that 20% of the total supply has been set aside for users and developers eligible to receive tokens.

Solana Mobile's second generation phone Seeker (Solana Mobile)

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Tech

The Protocol: Ledger customer data breached from Global-e platform

Also: Starknet goes down, Vitalik Buterin's goals for Ethereum and ETH staking queues cleared.

Hands rest on the keyboard of a laptop showing trading graphs, data. (Kanchanara / Unsplash modified by CoinDesk)

Tech

How to stay safe after the Ledger customer data leak: experts urge privacy first

Security researchers spoke to CoinDesk about how users can protect themselves after Monday’s breach saw yet more Ledger customer data leaked to malicious actors.

A shadowy figure scrutinizes a computer screen. (Mika Baumeister/Unsplash)

Tech

Starknet back online after four-hour outage, warns some transactions may be affected

Downtime can have knock-on effects across decentralized finance and other onchain applications.

StarkWare CEO Eli Ben-Sasson (Margaux Nijkerk)

Tech

Neobanks will fuel Ethereum's 2026 growth, says ether.fi CEO

Ethereum's next phase will be defined by financial products that feel familiar to everyday users, Mike Silagadze said.

Three people, including Ether.fi CEO Mike Silagadze, sit on a stage at Consensus Hong Kong 2025.

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Tech

Ethereum and Solana set the stage for 2026’s DeFi reboot

Ethereum saw a surge in institutional adoption and progress on scaling in 2025, while Solana was stress-testing the network and hardening its infrastructure.

Sunset in San Salvador. Credit: Ricky Mejia, Unsplash

Tech

Ethereum’s ‘Hegota’ upgrade slated for late 2026 as devs accelerate roadmap

Hegota will follow “Glamsterdam,” Ethereum’s next major upgrade, which is currently expected to roll out in the first half of 2026.

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