Aton
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
Aton provides security and authentication software that lets people log in to banking and brokerage apps quickly and safely, replacing complex passwords with a short PIN or biometric check.
Its customers include major South Korean banks and securities firms, which use its solutions to verify customer identities on mobile devices. Listed on KOSDAQ, Korea's tech-focused stock exchange, Aton's core business centres on supplying software-based authentication tools to the domestic financial industry, and it has also developed next-generation encryption designed to resist attacks from quantum computers.
Summary is AI-generated and may contain errors · figures from DART filings
Aton co-developed the PASS digital-signature service together with Korea's three major mobile carriers, making it one of the country's most widely adopted easy-authentication platforms.
Aton in five facts
What does Aton do?
Aton provides security and authentication software that lets people log in to banking and brokerage apps quickly and safely, replacing complex passwords with a short PIN or biometric check.
Where is Aton listed and in which sector?
Aton (Korean name: 아톤) trades under KRX code 158430 on KOSDAQ, the Korea Exchange's board for smaller and growth companies. It is classified in the Information Technology sector, Software.
How large is Aton?
Its market capitalisation was US$96.3M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were Aton's latest annual revenue and operating profit?
For fiscal year 2025, Aton reported revenue of US$51M, operating profit of US$7.8M and net income of US$1.6M, per its annual report on DART (data retrieved from DART on 2026-09-17). Revenue was up 3.3% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-09-17
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, converted from won at 1 USD ≈ ₩1,325 (2026-10-21 close)
- Company data updated
- 2026-10-21
- Company summary
- AI-generated from filings; may contain errors. Information only, not investment advice.
- Material event report (treasury share disposal)
Aton disclosed a plan to sell treasury shares worth US$22.8K, about 0.0% of its market value.
Treasury Shares · Apr 21 - [Amended] Change of 30% or more in revenue or profit/loss structure (15% for large companies)
Aton updated its previously filed consolidated results for FY2025: revenue of US$44.9M (+3.33% year on year), operating profit of US$6.88M (−28.26% year on year) and net income of US$1.45M (−80.23% year on year).
Earnings · Mar 19 · 2 versions - Cash/in-kind dividend decision
Aton declared a cash dividend of US$0.03 per share, equal to about 0.8% of the recent share price.
Dividend · Mar 13