https://financier.news/coinbase-kalshi-and-payward-back-cftc-in-single-stock-perpetual-futures-fight-filing-amicus-brief-to-defend-federal-oversight-of-novel-derivatives/ financier.news en 2026-11-10T07:24:36+00:00 Coinbase, Kalshi and Payward Back CFTC in Single-Stock Perpetual Futures Fight, Filing Amicus Brief to Defend Federal Oversight of Novel Derivatives