{"slug":"skiet","name":"SK아이이테크놀로지(SKIET)","name_en":"SK IE Technology","ticker":"361610.KS","updated_at":"2026-07-12T08:23:49.777+00:00","canonical":"https://valuechain.wiki/skiet","same_as":["https://finance.yahoo.com/quote/361610.KS","https://finance.naver.com/item/main.naver?code=361610"],"citable":"밸류체인 그래프 기준 SK아이이테크놀로지(SKIET)의 직접 연결 기업은 1곳(관계 기준 공급 0·매출 1·투자 1)이고, 사슬을 2차까지 넓히면 11곳에 닿는다. 링크의 근거 출처는 6건이며 그중 1차공시가 1건이다 (valuechain.wiki, 2026-07-12 기준).","citable_en":"Per the valuechain.wiki graph, SK IE Technology is directly linked to 1 companies (0 supply, 1 revenue, 1 investment relationships) and reaches 11 companies within two hops; the links are backed by 6 dated sources, 1 of them primary filings (as of 2026-07-12).","kicker":"SK이노베이션 계열 습식 리튬이온 배터리 분리막(LiBS) 제조사","kicker_en":"SK Innovation-affiliated maker of wet-process lithium-ion battery separators (LiBS)","lead":"SK아이이테크놀로지(SKIET)는 2019년 SK이노베이션에서 분사한 리튬이온 배터리 습식 분리막(LiBS) 제조사다. 최대 고객은 계열사 SK온으로 매출 의존도가 약 80%에 이르며, 미국 EV 수요 둔화로 적자가 이어지자 ESS와 북미·유럽 고객으로 다변화를 추진하고 있다. 2025년 3분기 매출은 790억원, 영업손실은 472억원이다.","lead_en":"SK IE Technology (SKIET) is a wet-process lithium-ion battery separator (LiBS) maker spun off from SK Innovation in 2019. Its largest customer is sister company SK On, on which it depends for about 80% of revenue, and with US EV demand weak and losses persisting it is diversifying toward ESS and North American and European customers. Q3 2025 revenue was 79 billion won with a 47.2 billion won operating loss.","segments":{"fy":2025,"parts":[{"desc":"습식 분리막 주력. 파우치·원통·각형 등 전 폼팩터 대응, EV·ESS용","name":"리튬이온 배터리 분리막(LiBS)"}],"total":"적자 지속 (2025년 3분기 매출 790억원, 영업손실 472억원)","source":"https://kind.krx.co.kr/common/disclsviewer.do?acptno=20260316001797&docno=&method=search","concentration":"SK온 의존도 약 80%. ESS와 북미·유럽 고객으로 다변화 진행 중"},"segments_en":{"fy":2025,"parts":[{"desc":"Wet-process separators across pouch, cylindrical and prismatic form factors, for EV and ESS","name":"Lithium-ion battery separator (LiBS)"}],"total":"Losses continuing (Q3 2025 revenue KRW 79.0bn, operating loss KRW 47.2bn)","source":"https://kind.krx.co.kr/common/disclsviewer.do?acptno=20260316001797&docno=&method=search","concentration":"About 80% dependence on SK On, with diversification underway toward ESS and North American/European customers"},"returns_yearly":{"2022":-41.9,"2023":11.1,"2024":-69,"2025":18.9,"2026":-45.5},"return_asof":"2026-07-10","value_chain":{"leading":[{"slug":"hyundai-motor-company","name":"현대차","name_en":"Hyundai Motor Company","tier":2,"returns_yearly":{"2021":-16.7,"2022":-4.7,"2023":16.2,"2024":12.3,"2025":158.8,"2026":-7.8}},{"slug":"nissan-motor","name":"닛산자동차","name_en":"Nissan Motor","tier":2,"returns_yearly":{"2021":14.2,"2022":-23,"2023":30.6,"2024":-25.4,"2025":-11.8,"2026":-17.7}},{"slug":"sk-innovation","name":"SK이노베이션(SK온)","name_en":"SK Innovation (SK On)","tier":1,"returns_yearly":{"2021":-22.9,"2022":-22.4,"2023":-26.2,"2024":8.9,"2025":-10.6,"2026":-8.1}}],"benefiting":[{"slug":"sk-innovation","name":"SK이노베이션(SK온)","name_en":"SK Innovation (SK On)","tier":1,"returns_yearly":{"2021":-22.9,"2022":-22.4,"2023":-26.2,"2024":8.9,"2025":-10.6,"2026":-8.1}},{"slug":"daejoo-electronic","name":"대주전자재료","name_en":"Daejoo Electronic Materials","tier":2,"returns_yearly":{"2021":98.4,"2022":-2.3,"2023":-19.4,"2024":48.5,"2025":-25.9,"2026":7.7}},{"slug":"ronbay","name":"룽바이커지(容百科技)","name_en":"Ronbay Technology","tier":2,"returns_yearly":{"2021":96.6,"2022":-39.1,"2023":-63.6,"2024":12.3,"2025":47.7,"2026":-12.9}},{"slug":"skc","name":"SKC","name_en":"SKC","tier":2,"returns_yearly":{"2021":18.1,"2022":-31.9,"2023":-19.7,"2024":104.3,"2025":-25.4,"2026":-19.2}},{"slug":"landf","name":"엘앤에프","name_en":"L&F","tier":2,"returns_yearly":{"2021":139.2,"2022":22.4,"2023":-30.3,"2024":-38.6,"2025":43.4,"2026":-20.4}},{"slug":"advanced-nano-products","name":"나노신소재","name_en":"Advanced Nano Products","tier":2,"returns_yearly":{"2021":56.8,"2022":66.4,"2023":13.9,"2024":-30.9,"2025":5.5,"2026":-32.8}},{"slug":"pnt","name":"피엔티","name_en":"PNT (People & Technology)","tier":2,"returns_yearly":{"2021":62.2,"2022":11.6,"2023":-17.8,"2024":12.2,"2025":31.1,"2026":-39.8}},{"slug":"ecopro-bm","name":"에코프로비엠","name_en":"EcoPro BM","tier":2,"returns_yearly":{"2021":79.2,"2022":23.9,"2023":113.5,"2024":-38.6,"2025":77.1,"2026":-47.6}},{"slug":"enchem","name":"엔켐","name_en":"Enchem","tier":2,"returns_yearly":{"2022":-37.4,"2023":173.9,"2024":-20.5,"2025":-26.1,"2026":-76.7}},{"slug":"ecopro-materials","name":"에코프로머티리얼즈","name_en":"EcoPro Materials","tier":3,"returns_yearly":{"2024":-52.5,"2025":-4.9,"2026":-43.6}},{"slug":"ecopro","name":"에코프로","name_en":"Ecopro","tier":3,"returns_yearly":{"2021":-5.1,"2022":94.5,"2023":309.5,"2024":-39.2,"2025":172.1,"2026":-47.1}}],"analysis":"SK이노베이션 계열 습식 리튬이온 배터리 분리막(LiBS) 제조사 기업. 2025년 +18.9% 뒤 2026년 -45.5%로 조정됐다. 수요단(평균 -8.1%)이 본주(-45.5%)를 앞서 있어 고객 쪽 움직임이 먼저 가는 구도다. SK온 의존도 약 80%. ESS와 북미·유럽 고객으로 다변화 진행 중.","analysis_en":"SK IE Technology operates across SK Innovation-affiliated maker of wet-process lithium-ion battery separators (LiBS). After +18.9% in 2025, it corrected -45.5% in 2026. The demand side (avg -8.1%) leads the stock (-45.5%), so customer moves come first here. Q3 2025 revenue was 79 billion won with a 47.2 billion won operating loss.","analysis_asof":"2026-07-10"},"edges":[{"direction":"revenue","counterparty":"SK이노베이션(SK온)","counterparty_slug":"sk-innovation","confidence":"high","metric":{"type":"share","unit":"%","as_of":"2025-02-05","basis":"SK온 매출 의존도(약)","value":80,"period":"FY2024-2025","basis_en":"Approximate revenue dependence on SK On"},"note":"최대 고객이자 계열사인 SK온향 분리막 공급이 매출의 약 80%. 미국 EV 부진으로 이 집중이 실적 부담이 되자 다변화를 추진 중이다.","note_en":"SK On, a sister company and the largest customer, takes about 80% of separator revenue. As that concentration weighed on results amid the US EV slowdown, SKIET is diversifying.","sources":[{"stance":"confirms","publisher":"한국거래소 KIND","publisher_en":"KRX KIND","kind":"filing","lang":"ko","published_at":"2026-03-16","url":"https://kind.krx.co.kr/common/disclsviewer.do?acptno=20260316001797&docno=&method=search","title":"SK아이이테크놀로지 사업보고서","title_en":"SK IE Technology business report","excerpt":"SK아이이테크놀로지의 정기 사업보고서로, 리튬이온 배터리 분리막(LiBS) 사업과 SK온 등 주요 고객 구조를 담고 있다.","excerpt_en":"SKIET's regular business report, covering its LiBS separator business and main customers including SK On."},{"stance":"mentions","publisher":"유진투자증권","publisher_en":"Eugene Investment & Securities","kind":"research","lang":"ko","published_at":"2026-01-29","url":"https://www.eugenefn.com/common/files/amail//20260129_361610_tjdgus2009_896.pdf","title":"SK아이이테크놀로지 투자의견 HOLD·목표주가 30,000원 (유진투자증권)","title_en":"SKIET HOLD, target ₩30,000 (Eugene Investment)","excerpt":"유진투자증권: 투자의견 HOLD(하향)·목표주가 30,000원(하향). FY2026 매출 1,627억·영업손실 2,699억 전망. 미국 EV 보조금 축소·수요부진으로 분리막 가동률 ~16% 추정.","excerpt_en":"Eugene Investment: HOLD (downgrade), target ₩30,000. FY2026 outlook revenue ₩162.7bn, operating loss ₩269.9bn. Separator utilization ~16% amid US EV-subsidy cuts and weak demand."},{"stance":"confirms","publisher":"비즈니스코리아","publisher_en":"Businesskorea","kind":"news","lang":"en","published_at":"2025-02-05","url":"https://www.businesskorea.co.kr/news/articleView.html?idxno=234897","title":"SKIET's 290 Bil. Won Contract: A Significant Step Toward Diversification and Recovery","title_en":"SKIET's 290 Bil. Won Contract: A Significant Step Toward Diversification and Recovery","excerpt":"SKIET는 SK온 의존도 약 80%를 낮추려 다변화를 추진하며, 2030년까지 5년간 각형 LFP 분리막을 공급하는 약 2,900억원 규모 장기계약을 확보했다.","excerpt_en":"SKIET aims to decrease its 80% dependency on SK On through diversification, and secured a five-year, roughly 290 billion won contract to supply prismatic LFP separators through 2030."}]},{"direction":"investor","counterparty":"SK이노베이션(SK온)","counterparty_slug":"sk-innovation","confidence":"high","metric":null,"note":"SK이노베이션이 최대주주인 모회사. SKIET는 2019년 SK이노베이션에서 분사해 상장했다.","note_en":"SK Innovation is the parent and largest shareholder; SKIET was spun off from SK Innovation and listed in 2019.","sources":[{"stance":"confirms","publisher":"한국거래소 KIND","publisher_en":"KRX KIND","kind":"filing","lang":"ko","published_at":"2026-03-16","url":"https://kind.krx.co.kr/common/disclsviewer.do?acptno=20260316001797&docno=&method=search","title":"SK아이이테크놀로지 사업보고서","title_en":"SK IE Technology business report","excerpt":"사업보고서상 SK아이이테크놀로지의 최대주주는 모회사 SK이노베이션이며, 2019년 물적분할로 설립됐다.","excerpt_en":"The filing shows SK Innovation as SKIET's largest shareholder and parent, with SKIET established via a 2019 spin-off."}]},{"direction":"revenue","counterparty":"북미 EV 배터리 고객 (비공개)","counterparty_slug":null,"confidence":"mid","metric":{"type":"count","unit":"대","as_of":"2025-04-10","basis":"북미 EV 배터리 분리막 공급(고객 비공개)","value":300000,"period":"FY2025","basis_en":"Separator supply for North American EV batteries (client undisclosed)"},"note":"북미 전기차 약 30만 대분 배터리 분리막 공급 계약 확보(2025년 4월). 고객명·규모는 비공개, 한국·폴란드 생산 예정.","note_en":"Won a contract to supply separators for about 300,000 North American EVs (April 2025); client and size undisclosed, with production planned in Korea or Poland.","sources":[{"stance":"confirms","publisher":"코리아헤럴드","publisher_en":"The Korea Herald","kind":"news","lang":"en","published_at":"2025-04-10","url":"https://www.koreaherald.com/article/10462416","title":"SKIET secures battery separator deal in North America","title_en":"SKIET secures battery separator deal in North America","excerpt":"SKIET가 북미 전기차 약 30만 대분 배터리 분리막 공급 계약을 확보하며 북미 중심의 고객 다변화 전략이 가시적 성과로 이어지고 있다.","excerpt_en":"SKIET secured a deal to supply separators for about 300,000 North American EVs, with its North America-focused customer diversification producing visible outcomes."}]},{"direction":"revenue","counterparty":"Gotion High-tech","counterparty_slug":null,"confidence":"mid","metric":null,"note":"고션과 북미·유럽 EV·ESS 분리막 공급 MOU 체결(2025년 2월). 일리노이·슬로바키아 공장향 공급 검증을 마쳤다.","note_en":"Signed an MOU with Gotion in February 2025 to supply EV and ESS separators in North America and Europe, with verification completed for Gotion's Illinois and Slovakia plants.","sources":[{"stance":"confirms","publisher":"배터리스뉴스","publisher_en":"Batteries News","kind":"news","lang":"en","published_at":"2025-02-26","url":"https://batteriesnews.com/sk-ie-technology-partners-with-gotion-to-expand-battery-separator-supply-in-north-america-and-europe/","title":"SK IE Technology Partners with Gotion to Expand Battery Separator Supply in North America and Europe","title_en":"SK IE Technology Partners with Gotion to Expand Battery Separator Supply in North America and Europe","excerpt":"SKIET와 고션이 인터솔라 북미에서 MOU를 맺고, SKIET가 고션의 일리노이·슬로바키아 공장에 EV·ESS용 분리막을 공급하기로 했다.","excerpt_en":"SKIET and Gotion signed an MOU at Intersolar North America, under which SKIET will supply EV and ESS separators to Gotion's Illinois and Slovakia plants."}]},{"direction":"cost","counterparty":"원재료(폴리에틸렌 등) (비공개)","counterparty_slug":null,"confidence":"mid","metric":null,"note":"습식 분리막의 주 원재료인 초고분자량 폴리에틸렌 등 소재. 공급사·단가는 비공개.","note_en":"Key raw materials for wet-process separators such as ultra-high-molecular-weight polyethylene; suppliers and prices undisclosed.","sources":[{"stance":"mentions","publisher":"한국거래소 KIND","publisher_en":"KRX KIND","kind":"filing","lang":"ko","published_at":"2026-03-16","url":"https://kind.krx.co.kr/common/disclsviewer.do?acptno=20260316001797&docno=&method=search","title":"SK아이이테크놀로지 사업보고서","title_en":"SK IE Technology business report","excerpt":"사업보고서는 분리막 생산에 쓰이는 원재료 매입 구조를 다루나 개별 공급사·단가는 공개하지 않는다.","excerpt_en":"The filing describes raw-material purchasing for separator production without disclosing individual suppliers or prices."}]},{"direction":"cost","counterparty":"생산설비·해외 증설 (비공개)","counterparty_slug":null,"confidence":"mid","metric":null,"note":"중국·폴란드·북미 분리막 생산라인 증설 등 설비투자. 장비사·투자액 세부는 비공개.","note_en":"Capital spending on separator line expansion in China, Poland and North America; equipment vendors and detailed amounts undisclosed.","sources":[{"stance":"mentions","publisher":"아시아경제","publisher_en":"The Asia Business Daily","kind":"news","lang":"en","published_at":"2025-10-31","url":"https://www.asiae.co.kr/en/article/2025103114332018837","title":"SKIET Posts 47.2 Billion Won Operating Loss in Q3... Diversifying Customers Through ESS","title_en":"SKIET Posts 47.2 Billion Won Operating Loss in Q3... Diversifying Customers Through ESS","excerpt":"SKIET는 2025년 3분기 매출 790억원, 영업손실 472억원을 기록했고, ESS용 소형 분리막을 공급하며 해외 증설과 고객 다변화를 진행 중이다.","excerpt_en":"SKIET posted Q3 2025 revenue of 79 billion won and a 47.2 billion won operating loss, supplying small ESS separators while expanding overseas capacity and diversifying customers."}]}]}