A family office balance sheet looks like one number. But equities, a private equity fund and a hotel are not one kind of holding: one is a quantity times a price, one is a capital account, and one is a fraction of an appraisal. Why securities, private equity and real assets each need their own ledger, and what goes wrong when they are forced into one model.
A portfolio manager, an accountant and a client can look at the same investment and report different gains, and all of them can be correct. Learn how gain conventions, accounting and performance lenses, and currency effects explain why two legitimate reports can disagree.
A compliance officer receives a call from the regulator asking why portfolio 4027 breached its issuer concentration limit last Tuesday. The answer should be trivial. In most systems, it is not. Explore the architecture of post-trade compliance monitoring — from rule evaluation and reproducible snapshots to the issue lifecycle and the design trade-offs that determine whether a regulator's question takes minutes or weeks to answer.
At first glance, consolidating portfolio performance across asset classes looks straightforward. But the real challenge begins when you examine how fundamentally different these asset classes are in their semantic models, lifecycles, and performance measurement. Discover how event-driven projections elegantly resolve the tension between domain purity and unified reporting requirements.
Your portfolio has 50 positions. 47 have prices. 3 don't. What does your system show for total market value? Learn how modern portfolio management systems handle incomplete market data using the MissingInfo pattern - a guide for wealth management business analysts on distinguishing between zero values and missing values.
In 2000, Simon Peyton Jones and Jean-Marc Eber showed that bonds, swaps and options can all be modelled as compositions of a small set of primitives. Discover why this contract algebra lets a new instrument become a new expression rather than new code, and why most financial software still ignores it.
