What We Do
ModVal.org is an online resource for model validation maintained by CompatibL.
ModVal.org is free of charge, but requires online registration.
View source and data files
Download raw data files
Getting Started
Register to use Modval.org and get access to annotated tests
in our extensive collection of financial models and calculations.
Model Validation
Utilize Modval.org’s source code to work on validating your models, use your inputs to
visualize data, create plots, and trace the impact of calculation method choices.
Contribute to ModVal.org
ModVal.org releases source code for the purpose of fostering
collaboration between trading desk and risk management practitioners,
industry experts, and academic researchers working in the field of Quantitative Finance and Risk Management.
Published Research
Reproduce and review every step of the calculations from the latest research papers, including
“Rethinking Margin Period of Risk” by Leif Andersen, Michael Pykhtin, and Alexander Sokol.
Popular Pages
Andersen Pykhtin Sokol
The model assumes that for ETD of t, there are four model parameters which refer, respectively, for each
party to the number of days between the last observation date for which margin flow by that party was completed as prescribed...