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hardDesignScenarioMidSeniorStaff

A corporate action is confirmed with an effective date in the past, after you have already struck positions and sent statements. How does your system cope?

6 min readUpdated 2026-08-15

Answer

Short answer

By storing when something became true separately from when you learned it, so the old report stays reproducible while the corrected position takes effect from the event date.

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