FTB-C000115 / Market data field

Ex-Dividend Date

The ex-dividend date is the effective trading date from which a purchase generally no longer carries entitlement to the declared dividend.

Also known asex-date

Foundation 7 linked topicsPublished

Definitions

In plain terms

The price and return treatment normally changes on the ex-date, even though the dividend may be paid later.

Technical

The record must retain market, security, event, time-zone and calendar context because entitlement and settlement rules can vary.

Scope

It is distinct from declaration, record, and payment dates.

Examples

  • A governed calculation records ex-dividend date with its exact basis, effective time, source, and units.

Common misconceptions

  • Ex-Dividend Date does not have one universal treatment without the applicable methodology, event terms, and data context.

Concept relationships

Prerequisites

Contrasts with

Where this concept is used

Tutorials planned

These catalogued topics use this concept, but their complete build has not shipped yet.

  • D02-F01-A03 Important
  • D02-F02-A01 Important
  • D02-F02-A04 Important
  • D03-F04-A01 Important
  • D03-F04-A02 Important
  • D03-F04-A03 Important
  • D03-F04-A05 Important

Evidence and governance

  1. Corporate Actions and Events Guide FTSE Russell, London Stock Exchange Group · first party methodology

    Supports: preferred label, short definition, technical definition

    Limits: Rules are specific to applicable FTSE Russell indices and can contain market, eligibility, tax, and timing exceptions.

  2. Fintech Builder Glossary Definition Contract The Fintech Builder · internal governed contract

    Supports: variant distinction

    Limits: Defines governed platform behavior rather than claiming these policies are universally prescribed by external McClellan methodology.

Reviewed by
Last reviewed
2026-07-27
Next review
2027-07-27
Record status
published
Written by

Fintech engineer building market-data and financial systems, and the author of every article, glossary record, and reference implementation on The Fintech Builder.