London bureau chief
Helen Bartholomew is London bureau chief for Risk.net.
She has written on a range of derivatives and markets topics including benchmark reform, margin rules, equity derivatives and structured products. Prior to joining Risk.net, she was derivatives editor for International Financing Review, part of Thomson Reuters, where she previously reported on debt and equity capital markets.
Helen holds a bachelor’s degree in anthropology from the University of Durham, UK.
Lawyers say western banks face illegality terminations; industry groups plan deliverable ruble workaround
IHS Markit makes benchmarks available for live products; Invesco appointed as Axi administrator
Experts struggle to rationalise wild swings in a market that is almost unrecognisable
US equity reversal on January 24 has spawned many theories, but no solid answers
ICB’s temporary reclassification triggers repricing of dividend futures in main eurozone banks index
Rising rates vol expected to push US transition to the wire, but process likely to follow previous runs
Options liquidity keeps hedging panic at bay as some investors double down on volatile tech stocks
Agreement to buy optimisation firm for £274m strengthens LCH’s FX foothold as SA-CCR bites
€STR becomes new standard for euro cross-currency swaps; CAD and AUD stick with legacy rates
Outgoing rate hits market share lows in US swaps but little dent made in listed markets
Draft RTS creates validation hurdles and cross-border conflicts, industry warns
Regulators must address “grey areas” in uncommitted facilities, urge participants
First use cases price below fallback spreads, but above market levels; illiquid derivatives may hike hedging costs
Non-banks may prove immune to regulatory arm-twisting in fourth wave of transition for listed markets
Over-reliance on fallbacks could lead to failures at year-end
Third-party provider begins shifting phase five clients to full-service collateral model
Custodians urged to update “antiquated technology” ahead of three-fold jump in phase six initial margin onboarding