Value-at-risk (VAR)
Buy side still prefers bilateral repo despite LCH margin update
New model will cut margin faster after stresses abate, but costs still high for directional trades
VAR breaches trip up Citi, CS USA and two others in Q3
Comerica’s VAR multiplier ratchets up while Huntington’s remains at record high
Credible value-at-risk
This paper proposes a means to determine whether a a calculated VaR is "too large" and give a definition of this term within the context.
Party’s over as more banks drop internal models for market risk
At least three systemic banks in Europe intend to ditch IMA for capital requirements
BofA’s VAR reels back to pre-pandemic level
Dealer leads large US banks on curtailing market risk
Realized quantity extended conditional autoregressive value-at-risk models
The author presents models for improved Value-at-Risk forecasts and joint forecasts of Value at Risk and Expected Shortfall and demonstrates that high-frequency-data-based realized quantities lead to better forecasts.
CME’s Span 2 margin model generates systems headaches
Market participants welcome smarter margin requirements, but not the computational workload
Filling the gaps in Basel’s interest rate risk measures
Reverse stress-testing or VAR may work better than existing outlier tests, but are hard to manage
As banks limit FRTB model use, outputs get more volatile
Risk managers say selection of stress window becomes more sensitive if fewer desks are on IMA
RBI’s modelled market charges surge 31% as SVAR spike
Widespread volatility in first half of year inflated stressed gauge despite 2022 wind-down of rouble positions
RBC’s loan-underwriting VAR drops 59% as volumes dry up
Widening credit spreads had previously sent market risk on syndicated loans skyrocketing
AgBank’s regulatory VAR hits record high in first half
Chinese bank’s market risk up by over a third to highest level in a decade
Northern Trust’s market risk surges ninefold in Q2
Market risk exposure jumps to $673 million, the highest level on record
US-regulated IHCs retrench from VAR limits
Largest daily trading losses in Q2 were on average 50% of forecast, down from 102% in Q1
Comerica’s VAR multiplier spikes following eight breaches in Q2
Worst one-day trading loss at Dallas-based company was six times as large as its forecast
The strange effect of US clampdown on FRTB models
Ban on internal models for trading book default risk could provide some banks with unexpected capital relief
HSBC’s trading VAR hits 10-year high
Interest rate risk behind trading risk gauge peaked in H1
StanChart racked up three VAR breaches in H1
Market volatility triggers VAR model review at the UK bank
ING’s market risk up 13% on higher SVAR
Q2 figures marked reversal of downward trend for modelled market RWAs
LCH Ltd’s RepoClear margin model gets a makeover
Changes aim to make margin models for gilt repo more sensitive to market moves
Using a skewed exponential power mixture for value-at-risk and conditional value-at-risk forecasts to comply with market risk regulation
The authors investigate a method that combines two skewed exponential power distributions and models the conditional forecasting of VaR and CVaR and is in compliance with the recent Basel framework for market risk.
EU banks balk at new market risk models back test
EBA proposals introduce additional expected shortfall back test for market capital risk models under FRTB
US arms of Credit Suisse, SMBC stumble on VAR
Breaches of trading forecasts in Q1 result in higher value-at-risk multipliers for the duo
EU banks fear Brexit battle over FRTB internal models
Bank of England approach looks easier, but that may not make much difference to model uptake