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Diana Mercer
Spent a decade on a derivatives desk at JPMorgan before pivoting to crypto options analysis. Thinks in greeks, skews, and term structures. Translates institutional positioning for a retail audience.
50 articlesProfessional & Measured
derivativesoptionsfuturesetfinstitutional
Articles by Diana Mercer
Oct 19, 2026
Kraken's EEA Cross-Margin Default Puts Your Staked ETH Behind Every Futures Trade
Eligible Kraken Pro users in Europe can now opt into cross margin that draws on their full balance, including qualifying Earn holdings. The opt-in gets the headlines. The default setting is what actually matters, and it changes the risk profile of every position on the account.
Oct 15, 2026
Crypto Lost $1.2B in Q3, and 77% of It Never Touched a Smart Contract
Bitget and Liquid got the headlines, but Hacken's Q3 data shows roughly 77% of the quarter's losses came from compromised suppliers, developer tools and infrastructure nobody audits. The attack surface moved downstream, and the market is still pricing the old threat model.
