Published September 4, 2026 · Updated September 22, 2026

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Nasdaq Biotechnology Index Constituents

Direct answer

The Nasdaq Biotechnology Index (NBI) holds approximately 247 companies spanning biotechnology and pharmaceutical companies listed on the Nasdaq exchange. Constituents are selected based on primary listing on Nasdaq, classification in the Nasdaq biotechnology or pharmaceutical industry, and a minimum market capitalization and liquidity screen. The index is reconstituted annually and rebalanced quarterly.

# Nasdaq Biotechnology Index Constituents

Nasdaq reports 247 components as of 2026-09-04.

This package contains a reconciled 247-company working set based on the current component universe.

Before setting current-member flags in Swoopr's canonical knowledge graph, reconcile the list through Nasdaq Global Index Watch or another Nasdaq-authoritative source.

Required constituent fields

company
ticker
canonical company entity
research archetype
current membership status
effective date
removal date
last verified
index weight only when licensed
company research URL

Company pages remain permanent even when index membership changes.

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