Value-at-risk (VAR)
Barclays’ risk pare-back sees market RWAs fall £3bn
The majority of market risk is now assessed under the regulator-set standardised approach
Nordea’s trading VAR up 58% in Q3
Higher equity and interest rate risk pushed measure to highest level since March 2020
JP Morgan’s VAR falls to lowest since 2018
Gauge of trading risk drops 20% quarter on quarter, driven by commodities and equity desks
An ‘optimal’ way to calculate future P&L distributions?
Quants use neural networks to upgrade classic options pricing model
The value-at-risk of time-series momentum and contrarian trading strategies
This paper not only provides a theoretical model for the value-at-risk of active and passive trading strategies but also discusses the substantial implications relevant to risk management.
EU banks aim to block new counterparty risk guidance
Requirement to include exposure spikes linked to swap payments within EEPE models prompts blowback
JP Morgan flirts with VAR limits
Largest trading loss in Q2 reached 96% of bank’s VAR limit
BNY Mellon incurred a VAR breach in Q2
The highest losses-to-VAR ratio was 145.75%, in the first backtesting exception reported by the bank since 2018
NatWest gets VAR model approval as transition from Libor continues
The updated model is expected to reverse a £1.5bn increase in markets RWAs next quarter
Model change cuts Barclays’ VAR 21% in H1
Reducing historical lookback period from two years to one shaves £5m off bank’s average VAR
Isda disputes excessive FRTB charges for carbon trading
EU carbon certificates show lower volatility and higher netting than Basel approach assumes
UBS incurred two VAR breaches in Q2
Risk Quantum understands the VAR backtesting exceptions stemmed from the Archegos blowout
JP Morgan’s fixed income VAR dives 69%
Average trading VAR down 59% over the previous quarter
Nomura understated VAR capital charges by 13% in H2 2020
VAR RWAs should have been ¥122 billion higher than originally stated at end-December
US unit of BBVA on the brink of a VAR breach in Q1
Largest loss-to-VAR ratio at the firm was highest among the 12 intermediate holding companies
JPM records highest number of profit-making days in six years
In aggregate, US G-Sibs racked up 355 profit-making days over Q1
Morgan Stanley, Bank of America push VAR limits the most
Largest losses-to-VAR ratios at the two firms were the highest among the eight systemic US banks in Q1
Goldman’s market RWAs grew $14.9 billion in Q1
The increase was largely due to higher VAR and SVAR measures
ABN Amro’s market risk charge grew 54% over Q1
Dutch bank hit with higher VAR and SVAR multipliers
Podcast: Hagan on convexity, volatility and the London Whale
Ex-JP Morgan quant discusses his latest work and the risk failures that cost the bank $6bn in 2012
BNP Paribas’ VAR hit 12-year high in Q1
Equity portfolio VAR surged 27% quarter on quarter
Deutsche slashed market RWAs by one-fifth in Q1
Macro-hedging touted as RWA-saving tool
Trading VAR at UBS peaked after Archegos blow-up
Swiss bank still posted a fall in market RWAs quarter on quarter
The Fundamental Review of the Trading Book and fat tails
Conservative capital buffers may not be enough to protect against tail events