AZPN Aspen Technology, Inc.

NASDAQNo longer listedCommon stock

AZPN was the NASDAQ ticker symbol of Aspen Technology, 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.

AZPN at a glance

Symbol
AZPN
Company / issuer
Aspen Technology, Inc.
Security type
Common stock
Last exchange
NASDAQ
Status
No longer listed
Seen in listing files
Jan 2015 – Mar 2025
Sector
Technology
Industry
EDP Services
Country
United States
IPO year
1994
Last reported market cap
$16.7 billion (Feb 2025)

AZPN ticker history

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

NameSecurityFirst seenLast seen
Aspen Technology, Inc.Common StockJan 2015Mar 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 AZPN?

AZPN was the ticker symbol of Aspen Technology, Inc on NASDAQ.

Is AZPN still trading?

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

Which exchange was AZPN listed on?

AZPN was listed on NASDAQ.

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