Value-at-risk (VAR)
Semiparametric GARCH models for value-at-risk and expected shortfall: an object-driven procedure
Basing their approach in object-drive smoothing, the authors calculate value-at-risk and expected shortfall via an application of semi-GARCH models.
Will the UK’s FRTB time warp turn into a horror show?
UK regulator’s proposed transition year in 2027 could double banks’ implementation work
A dynamic method-of-moments copula model approach for market risk estimates
The authors propose a method-of-moments copula technique for estimating asset portfolios' market risk, demonstrating a significant reduction in copula estimation time.
StanChart market RWAs surge to record $37bn
SVAR jump alongside higher interest rate and FX risk behind Q1 spike
Risk measures associated with insurance losses in Ghana
The authors investigate VaR and TVaR comprehensive motor insurance claims paid by an insurance company in Ghana and compare the estimates obtained by these risk measures.
Esma official insists CCP model approvals will speed up
CCP supervision chief says regulator is seeking more human resources for its new responsibilities
US banks’ VAR shortfalls are wrapped in a black box
Public disclosures only allow crude approximations of loss size and timing
The VAR-centric models that never were
Often spotlighted, rarely dominant – VAR plays a surprisingly small role in most IMA stacks
Tariff turmoil tests limits of market risk playbooks
Risk Live: Volatile markets reveal need for quicker data and more dynamic risk limits
Barclays takes selective approach to FRTB IMA applications
Risk Live: UK bank is applying for approval for parts of its portfolio most likely to pass approval tests
‘I feel like a guinea pig’ – lessons from an early IMA adopter
Risk Live: Nomura’s Epperlein urges flexible approach to backtesting exceptions
Overcoming issues with time-scaling value-at-risk
The authors investigate the impact of different time-scaling techniques on the accuracy of value-at- risk models, emphasising the importance of carefully scaling methods and considering alternative risk modeling approaches.
The IMA map: charting market risk capital under Basel 2.5
The current market risk framework refuses to be superseded. Risk.net dissects banks’ disclosures to explore how trading book capital requirements have evolved
JP Morgan’s equity VAR hit GFC levels in March
Bank blames now-matured client position for temporary risk surge
Emir 3.0 could complicate Eurex cross-margining for repo
Clearing house targets November 2025 to launch repo on Prisma, but new EU rules are imminent
JP Morgan’s VAR limits blown twice during haywire Q1
Breaches add to the two regulatory backtesting exceptions sustained the previous quarter
SVAR surges gird Europe’s trading books in H2 2024
UniCredit and UBS lead pack with hottest gauges in half a decade
JP Morgan’s equity and commodity VAR soar to five-year highs
Trading risk gauges jump 150% and 190% amid Q1 trading flurry
Tariff turbulence piles pressure on banks’ VAR models
Backtesting breaches start to mount, but too early to tell if regulatory intervention needed
UniCredit tops Europe’s VAR breach leaderboard in 2024
Swedbank, Commerzbank and SocGen among model users repeatedly blindsided by volatility
Tug of law: EC’s FRTB compromise plan can’t please everyone
Leaked draft consultation unlikely to reconcile the global versus regional bank divide
CCP models vulnerable to Trump risk
Volatility of ‘will he, won’t he’ tariff strategy could confound clearing house risk models
US banks record spike in trading loss-making days in Q4
UBS Americas and Stifel lead banks in worst trading quarter of 2024
Market knee-jerks keep VAR models on their toes
With a return to volatility, increased backtesting exceptions show banks’ algos are stretched