BLUE bluebird bio, Inc.

NASDAQNo longer listedCommon stock

BLUE was the NASDAQ ticker symbol of bluebird bio, Inc. It no longer appears in current US listing files, which usually means the security was delisted, acquired, merged, or moved to a new symbol.

BLUE at a glance

Symbol
BLUE
Company / issuer
bluebird bio, Inc.
Security type
Common stock
Last exchange
NASDAQ
Status
No longer listed
Seen in listing files
Jan 2015 – Jun 2025
Sector
Health Care
Industry
Biotechnology: Biological Products (No Diagnostic Substances)
Country
United States
IPO year
2013
Last reported market cap
$48.7 million (May 2025)

BLUE ticker history

All listing names we have recorded under the symbol BLUE, from periodic snapshots of US exchange listing files.

NameSecurityFirst seenLast seen
bluebird bio, Inc.Common StockJan 2015Jun 2025

Snapshots have gaps (notably 2018–2021, and 2015–2021 for NYSE listings), so the actual delisting date may be later than the last-seen date.

Frequently asked questions

What company has the ticker symbol BLUE?

BLUE was the ticker symbol of bluebird bio, Inc on NASDAQ.

Is BLUE still trading?

No. BLUE does not appear in current US exchange listings as of Sep 2026; it was last seen in our listing snapshots in Jun 2025.

Which exchange was BLUE listed on?

BLUE was listed on NASDAQ.

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