JLS
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
JLS provides private tutoring and supplementary education services to school-age children and teenagers in South Korea.
Its customers are primarily elementary and middle-school students, along with their families, who pay for out-of-school academic instruction. The company is listed on KOSDAQ, South Korea's tech and small-cap exchange. Its filing notes that English is the single highest-spending subject among elementary students, while mathematics commands the largest share of spending at the secondary level.
Summary is AI-generated and may contain errors · figures from DART filings
JLS in five facts
What does JLS do?
JLS provides private tutoring and supplementary education services to school-age children and teenagers in South Korea.
Where is JLS listed and in which sector?
JLS (Korean name: 정상제이엘에스) trades under KRX code 040420 on KOSDAQ, the Korea Exchange's board for smaller and growth companies. It is classified in the Consumer Discretionary sector, Consumer Services.
How large is JLS?
Its market capitalisation was US$68M on 2026-10-21, which puts it in this site's small-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were JLS's latest annual revenue and operating profit?
For fiscal year 2025, JLS reported revenue of US$77.8M, operating profit of US$7.4M and net income of US$5M, per its annual report on DART (data retrieved from DART on 2026-09-08). Revenue was down 2.6% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-09-08
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, 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.