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Benchmarking was made necessary in ACUMEN for portfolios
of a LOGIN client when significant volumes where reached (hundreds of
millions of EUR). This led to the launch of a benchmarking project, going
through all the steps: portfolio selection, choice of benchmark, calculation
principle and process, performance measurement and results presentation.
Portfolio selection was achieved in ACUMEN through
multilevel queries selecting the exact deals which needed to be benchmarked.
The final result was four portfolio lists including mainly bonds and money
market instruments.
Four benchmark indices were chosen by the bank as
representative of their portfolios, in terms of maturity, rating and
activity. Historical index values were imported in ACUMEN, and a link to the
LOGIN market feed interface was created to automate the upload of new index
values.
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Once both the portfolios and the benchmarks were
identified in ACUMEN, it was then necessary to choose the calculation type
and methods. A mark to market approach for bonds and a discount method for
cash instruments was used. The global portfolio net present value is the
basis for performance calculations. Automatic batches are launched
periodically to perform all calculations in ACUMEN and save results in
database tables.
Through an ODBC connection, a spreadsheet uploads all
calculated values from the ACUMEN database. PV variations are transformed
into an index (base 100 at start), which can then easily be compared to the
benchmark index. Performance measures, adapted to the client needs, for both
the portfolios and the benchmarks, are computed. Graphs allow to clearly
show trends.
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