Series
Also called: preferred series
ELI5
A named type of investor share from a funding round.
Used in conversation
“The Series A and Series B have different preferences.”
Definition
In venture capital, a named class or round of preferred shares, such as Series A or Series B.
Here “Series” means: In venture capital, a named class or round of preferred shares, such as Series A or Series B.
Pitch context
You will see “Series” in fundraising decks, data rooms, term sheets and investor conversations when the discussion reaches cap table, ownership & dilution.
Why it matters: In cap table, ownership & dilution, a loose definition can change rights, obligations, approval, disclosure or enforceability.
Caution
Meaning, enforceability and required process vary by jurisdiction and agreement; this definition is not legal advice.
Sources & evidence · 5
Direct term-level sources and supporting source families.
- National Venture Capital Association — Model Legal DocumentsDirect source · institutional · checked 2026-08-16
- U.S. Securities and Exchange Commission — Small Business Capital Formation GlossaryDirect source · primary · checked 2026-08-16
- U.S. Securities and Exchange Commission — Exempt OfferingsSupporting source family · primary · checked 2026-08-16
- Y Combinator — Safe financing documentsSupporting source family · practitioner · checked 2026-08-16
- Y Combinator — Series A Term Sheet TemplateSupporting source family · practitioner · checked 2026-08-16