SK ie technology
SK아이이테크놀로지 · 361610
Industrials Electrical Equipment · KOSPI
Market cap US$1.1B (₩1.5T)
Overview
SK ie technology makes the thin, porous film, called a lithium-ion battery separator (LiBS), that sits inside rechargeable batteries to prevent short circuits while letting ions pass through.
It supplies these separators to battery makers, which in turn serve electric-vehicle and energy-storage customers. Listed on KOSPI, Korea's main stock exchange, the company produces its separators at facilities in South Korea, China, and Poland, and also makes a ceramic-coated version of the separator designed for enhanced safety.
Summary is AI-generated and may contain errors · figures from DART filings
Financials
Source: DART · FY ending Dec · latest FY2025Revenue
- FY2023US$470.7M
- FY2024US$157.9M
- FY2025US$189.8M
Operating profit
- FY2023US$23.2M
- FY2024−US$210.9M
- FY2025−US$178.5M
Net income
- FY2023US$59.5M
- FY2024−US$178.7M
- FY2025−US$153.2M
Key ratios (FY2025)
Why it matters
The company brought its research-and-development centre in-house in a business-transfer agreement with SK Innovation, establishing an independent R&D centre in the process.
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