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Defined term

Primary source

Evidence from the issuer or regulator itself.

Reviewed 2026-07-01Updated 2026-07-01
Definition

What Primary source means

A primary source is evidence produced by the issuer or its regulator, such as filings, official releases, and proxy statements. Secondary sources describe or interpret primary ones; keeping the two apart is central to judging how strong a finding is.

Non-advice boundary. ThesisCheck provides descriptive, source-checked company research only. It does not provide buy, sell, hold, rating, sizing, or price-target recommendations.