RNA Atrium Therapeutics, Inc.

NASDAQActiveCommon stock

RNA is the ticker symbol of Atrium Therapeutics, Inc., which is listed on NASDAQ. The symbol was previously used by Prosensa Holding N.V., Avidity Biosciences, Inc..

RNA at a glance

Symbol
RNA
Company / issuer
Atrium Therapeutics, Inc.
Security type
Common stock
Exchange
NASDAQ
Status
Actively traded
Seen in listing files
Jan 2015 – present
Sector
Health Care
Industry
Biotechnology: Pharmaceutical Preparations
Country
United States
IPO year
2020
Market cap
$140.1 million (Sep 2026)

RNA ticker history

All companies and securities we have recorded under the symbol RNA, from periodic snapshots of US exchange listing files.

NameSecurityFirst seenLast seen
Prosensa Holding N.V.—Jan 2015Jan 2015
Avidity Biosciences, Inc.Common StockJan 2021Feb 2026
Atrium Therapeutics, Inc.Common StockFeb 2026present

Atrium Therapeutics, Inc. company profile

Industry (SIC)
Pharmaceutical Preparations
Headquarters
San Diego, CA
Incorporated in
DE
Fiscal year end
December 31
SEC filer category
Non-accelerated filer<br>Smaller reporting company<br>Emerging growth company
Latest interim report
10-Q filed 2026-08-13
SEC CIK
2093101

Source: SEC EDGAR filer data.

RNA price chart

Interactive chart provided by TradingView (loads third-party scripts).

Frequently asked questions

What company has the ticker symbol RNA?

RNA is the ticker symbol of Atrium Therapeutics, Inc on NASDAQ.

Is RNA still trading?

Yes. RNA appears in the current NASDAQ listings as of Sep 2026.

Which companies have used the ticker RNA?

Our listing records show RNA used by: Prosensa Holding N.V.; Avidity Biosciences, Inc.; Atrium Therapeutics, Inc..

Which exchange is RNA listed on?

RNA is listed on NASDAQ.

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