Helen Bartholomew
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.
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Articles by Helen Bartholomew
Newton and BofA launch ‘all-weather’ QIS hedging index
Adaptive index sees investment manager toggle between a menu of quant strategies
AB’s faith in ‘magnificent others’ starts to pay off
Talking heads: Hybrid quant and fundamental approach proves its mettle as mega-cap magic begins to tarnish
Simm casts off Covid pain for $40 billion IM reprieve
Recalibration cuts risk weights in equity and commodities, but some credit exposures double on ABX halt
Supply chain decoupling fires up alpha focus at BofA
Talking Heads: Stock dispersion sees funds gross up on long/short baskets, while US structured notes come of age
Another post-Libor rate aims to clear Iosco bar
After two rivals were slapped down by the benchmark overseer last year, will Axi fare differently?
ETF dispersion set for election revival
Sector-based approach to popular vol trades boasts cheaper entry cost than classic version, proponents argue
Pre-market trades blamed for record Vix surge
Traders rushed to cover short vol positions before the market opened on August 5
CME, Ice tread nuanced path to US Treasury clearing
CME floats “hybrid” model, Ice commits to agent clearing, while LCH is yet to reveal its hand
Covid halted variance trading. Can Cboe revive the market?
With liquidity in variance swaps drying up, traders may finally be ready to give futures a shot
Taming of the skew sparks new debate over 0DTEs
Some pin lower put premium on short-dated market-maker hedging; others cite fundamentals
CME launches term SOFR curve as clearing talks ebb
Give-and-get pricing tool addresses pressing transparency need in $2.5 trillion swaps market
Collapse of correlation fails to stem zeal for dispersion
New analysis suggests immensely popular relative value strategy may have more upside
Five battle for euro swaps clearing
Nasdaq aims to be regional hub, while BME seeks broader slice of ‘active accounts’ pie
Premialab adopts CDM for QIS swap booking
Vendor selects open source data model to power expansion in growing systematic index market
Deutsche Bank’s seven lead use cases for GenAI
Risk Live: Innovation head sees “multi-multi-million benefit” in AI documentation and email tools
Bank treasuries should help monitor hidden optionality – JPM exec
Risk Live: JP Morgan ALM structurer calls for greater treasury involvement in product design
Euribor fills panel gaps with Finland and Greece
OP Corporate Bank and NBG take contributors to 21 as administrator switches off “expert judgement”
The coming AI revolution in QIS
The first machine learning-based equity indexes launched in 2019. They are finally gaining traction with investors
Form an orderly QIS: hedge funds spur quant products to new heights
Rise of multi-strategy vehicles triggers demand for indexes once seen as competitors
Isda pushes to ‘decouple’ Simm calibration from model changes
Emir 3.0 prompts effort to separate risk-weight revisions from methodology updates
BNP Paribas targets hedge funds with equity vol carry options
Bank aims to meet demand for QIS options extending beyond commodities
Who’s winning the €STR futures race? Depends how you measure
CME, Eurex and Ice all claim to be leading, but experts say it’s too early to pick a winner
CDS review seeks to tackle conflicts ‘elephant’
Isda AGM: Linklaters proposes overhaul for determinations committee - including independent members
Industry calls for major rethink of Basel III rules
Isda AGM: Divergence on implementation suggests rules could be flawed, bankers say