Implied volatility
ETF dispersion set for election revival
Sector-based approach to popular vol trades boasts cheaper entry cost than classic version, proponents argue
Podcast: Lorenzo Ravagli on why the skew is for the many
JP Morgan quant proposes a unified framework for trading the volatility skew premium
Collapse of correlation fails to stem zeal for dispersion
New analysis suggests immensely popular relative value strategy may have more upside
Harvesting the FX skew premium
Observing the vol-of-vol parameter may reveal a skew premium in FX markets
Podcast: Olivier Daviaud on P&L attribution for options
JP Morgan quant discusses his alternative to Greeks decomposition
Rethinking P&L attribution for options
A buy-side perspective on how to decompose the P&L of index options is presented
Filling gaps in market data with optimal transport
Julius Baer quant proposes novel way to generate accurate prices for illiquid maturities
As dispersion hikes in price, equity traders slice and dice
Banks tout alternative versions of relative value vol strategy, including reverse dispersion
Doubts dog equity dispersion as market grows up to five-fold
Some say $500 million vega notional – or more – in popular equity derivatives trades could be dampening volatility
Volatility shape-shifters: arbitrage-free shaping of implied volatility surfaces
Manipulating implied volatility surfaces using optimal transport theory has several applications
‘Fear gauge’ within expectations, some say
Several options specialists dismiss claims that structured products are distorting the Vix
Options market still searching for cause of the Vix plunge
BIS paper blames yield-enhancing structured products, but market participants are unconvinced
Joint S&P 500/VIX smile calibration in discrete and continuous time
An arbitrage-free model for exotic options that captures smiles and futures is presented
Neural joint S&P 500/VIX smile calibration
A one-factor stochastic local volatility model can solve the joint calibration problem
Refined analysis of the no-butterfly-arbitrage domain for SSVI slices
The authors investigate the surface SVI model with three with three parameters, applying the SVI results to give the nobutterfly- arbitrage domain
Analytic risk-free rates option pricing with smile and skew
An arbitrage-free short-rate model for backward-looking compounded rates is presented
US vol experts hint at calm before storm in markets
Many buy-siders believe today’s relative tranquility in equities masks underlying fragility
Skew this: taking the computational burden off basket options
Dan Pirjol presents a snap formula for estimating implied volatility skew in an instant
Smile-consistent basket skew
An analytic approximation for the implied volatility surface of basket options is introduced
A robust stochastic volatility model for interest rates
A swaption pricing model based on a single-factor Cheyette model is shown to fit accurately
Podcast: Julien Guyon on volatility modelling and World Cup draws
Academic discusses option pricing, path-dependent volatility and tackling FIFA’s statistical bias