STX Seagate Technology Holdings PLC

NASDAQActiveOrdinary shares

STX is the ticker symbol of Seagate Technology Holdings PLC (ordinary shares), which is listed on NASDAQ. The symbol was previously used by Seagate Technology PLC.

STX at a glance

Symbol
STX
Company / issuer
Seagate Technology Holdings PLC
Security type
Ordinary shares
Exchange
NASDAQ
Status
Actively traded
Seen in listing files
Jan 2015 – present
Sector
Technology
Industry
Electronic Components
Country
Ireland
IPO year
2002
Market cap
$207.2 billion (Sep 2026)

STX ticker history

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

NameSecurityFirst seenLast seen
Seagate Technology PLCOrdinary Shares (Ireland)Jan 2015Apr 2021
Seagate Technology Holdings PLCOrdinary Shares (Ireland)May 2021present

Seagate Technology Holdings PLC company profile

Industry (SIC)
Computer Storage Devices
Headquarters
Singapore, Singapore
Fiscal year end
June 27
SEC filer category
Large accelerated filer
Latest annual report
10-K filed 2026-08-04
Latest interim report
10-Q filed 2026-04-29
SEC CIK
1137789

Former company names

  • Seagate Technology plc (until 2021)
  • Seagate Technology (until 2010)
  • Seagate Technology (until 2010)

Source: SEC EDGAR filer data.

STX price chart

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

Frequently asked questions

What company has the ticker symbol STX?

STX is the ticker symbol of Seagate Technology Holdings PLC on NASDAQ.

Is STX still trading?

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

Which companies have used the ticker STX?

Our listing records show STX used by: Seagate Technology PLC; Seagate Technology Holdings PLC.

Which exchange is STX listed on?

STX is listed on NASDAQ.

Nearby symbols

All symbols starting with S →