Lotte Energy Materials
Daily close in US$ at the latest USD/KRW close. Source: KRX via FinanceDataReader.
Lotte Energy Materials makes electrolytic copper foil, an ultra-thin sheet of copper produced by electrochemically breaking down a copper-sulphate solution, used as a core component inside rechargeable batteries for electric vehicles and energy-storage systems, as well as inside circuit boards for AI accelerators, televisions, computers, and smartphones.
The company supplies this material, branded Elecfoil, to manufacturers across the battery and electronics industries, and is listed on KOSPI, South Korea's main stock exchange. Its materials segment is the dominant part of the business, with a construction division, specialising in curtain-wall exterior cladding for tall buildings, operating alongside it.
Summary is AI-generated and may contain errors · figures from DART filings
The company operates overseas manufacturing subsidiaries in Malaysia and Spain, giving it production capacity outside South Korea.
Lotte Energy Materials in five facts
What does Lotte Energy Materials do?
Lotte Energy Materials makes electrolytic copper foil, an ultra-thin sheet of copper produced by electrochemically breaking down a copper-sulphate solution, used as a core component inside rechargeable batteries for electric vehicles and energy-storage systems, as well as inside circuit boards for AI accelerators, televisions, computers, and smartphones.
Where is Lotte Energy Materials listed and in which sector?
Lotte Energy Materials (Korean name: 롯데에너지머티리얼즈) trades under KRX code 020150 on KOSPI, the main board of the Korea Exchange. It is classified in the Information Technology sector, Components.
How large is Lotte Energy Materials?
Its market capitalisation was US$2.2B on 2026-10-21, which puts it in this site's large-cap group. US$ amounts are converted from won at 1 USD ≈ ₩1,325 (2026-10-21).
What were Lotte Energy Materials's latest annual revenue and operating profit?
For fiscal year 2025, Lotte Energy Materials reported revenue of US$511.4M, an operating loss of US$109.6M and a net loss of US$126.2M, per its annual report on DART (data retrieved from DART on 2026-06-04). Revenue was down 24.9% on the previous year.
Where does this data come from?
Financial statements and filings come from DART, Korea's official corporate-filing system. Share prices, market capitalisation and trading status come from KRX. Company summaries are AI-generated from the filings and may contain errors; financial figures are mapped directly from DART.
Data sources and last updated
- Filings and financial statements
- DART (dart.fss.or.kr), Korea's official corporate-filing system
- Prices, market cap, trading status
- KRX (Korea Exchange), via FinanceDataReader
- Latest annual financials
- Fiscal year 2025, data retrieved from DART on 2026-06-04
- Share price and market cap
- Close of 2026-10-21
- Currency
- US$, 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.
- Investor relations (IR) meeting (notice)Oct 22
- DisclosureOct 15
- [Amended] DisclosureSep 3
- Operating results (consolidated) (preliminary) (fair disclosure)
Lotte Energy Materials filed provisional (unaudited) consolidated results for Q2 2026: revenue of US$137M (−5.2% year on year), an operating loss of US$11.9M and a net loss of US$13.2M.
Earnings · Aug 6 - Operating results (consolidated) (preliminary) (fair disclosure)
Lotte Energy Materials filed provisional (unaudited) consolidated results for Q1 2026: revenue of US$108M (+1.2% year on year), an operating loss of US$3.39M and net income of US$2.65M (from a loss a year earlier).
Earnings · May 11 - [Amended] Change of 30% or more in revenue or profit/loss structure (15% for large companies)
Lotte Energy Materials updated its previously filed consolidated results for FY2025: revenue of US$467M (−24.9% year on year), an operating loss of US$100M and a net loss of US$115M (from a profit a year earlier).
Earnings · Mar 3 · 2 versions - [Amended] Operating results (consolidated) (preliminary) (fair disclosure)
Lotte Energy Materials updated its previously filed provisional (unaudited) consolidated results for Q4 2025: revenue of US$118M (−8.3% year on year), an operating loss of US$23.3M and a net loss of US$25.1M (from a profit a year earlier).
Earnings · Mar 3 · 2 versions