Startup profile for Stack Overflow: what they do, why they are interesting, stage (acquired), industries, and links to our funding articles. Part of the Venture Capital Tracker startup directory.

Startup profile · funding coverage

Stack Overflow

Developer Q&A community and Teams knowledge platform.

Stage

acquired

Status

acquired

Coverage

full

Why Stack Overflow is interesting

Default stack for programming answers — a16z in Series E before Prosus $1.8B buyout.

Key facts

  • Series E (Jul 2020): $85M; a16z, Spark, USV, Index among investors (Stack Overflow blog)
  • Exit (Jun 2021): acquired by Prosus for $1.8B (Stack Overflow blog)

Investors in our directory

Funds linked from Stack Overflow's profile — open a fund page for stage focus and related deal articles.

Industries

Generalist Technology

Industry hub pages are rolling out from our fund-derived baseline taxonomy.

Related funding articles

Venture Capital Tracker pieces that cover Stack Overflow's financing or category context.

Last updated: 2026-07-24