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Key filings, September 15, 2026

354 filings · 3 highlights
← September 14, 2026September 16, 2026 →

Supply contracts 31

9/15Doosan Fuel CellWorth 70.8% of last year's revenue, over about 25 months.₩322B
9/15AmendedKorea Electronic Power Industrial DevelopmentWorth 66.1% of last year's revenue, over about 120 months.₩261B
9/15AmendedNanoSilikhan Advanced MaterialsWorth 25.8% of last year's revenue, over about 5 months.₩1.5B
9/15GigaVisWorth 24.7% of last year's revenue, over about 15 months.₩13B
9/15AmendedSphereWorth 23.3% of last year's revenue, over about 6 months.₩22.3B
9/15AmendedKCC Engineering & ConstructionWorth 22.2% of last year's revenue, over about 35 months.₩365B
9/15ShinhwapritechWorth 20.8% of last year's revenue, over about 90 months.₩19.2B
9/15AmendedQualitas SemiconductorWorth 18.5% of last year's revenue, over about 12 months.₩1.1B
9/15AmendedKUMHO Engineering & ConstructionWorth 18% of last year's revenue, over about 48 months.₩372B
9/15AmendedSunic SystemWorth 16.4% of last year's revenue, over about 7 months.₩18.5B
9/15SECWorth 12.5% of last year's revenue, over about 37 months.₩7.4B
9/15Vitzro TechWorth 12.2% of last year's revenue, over about 8 months.₩4.5B
9/15Vitzro NextechWorth 12.2% of last year's revenue, over about 8 months.₩4.5B
9/15KEPCO Engineering & Construction CompanyWorth 10.3% of last year's revenue.₩53.5B
9/15AmendedTaeyoung Engineering & ConstructionWorth 10% of last year's revenue.₩188B
9/15AmendedTY HoldingsWorth 9.3% of last year's revenue.₩241B
9/15AmendedTaeyoung Engineering & ConstructionWorth 9.3% of last year's revenue.₩241B
9/15AmendedCnt85Worth 9.2% of last year's revenue, over about 26 months.₩4.6B
9/15AmendedCyberOneWorth 8.7% of last year's revenue, over about 11 months.₩4.2B
9/15Asiana IDTWorth 7.5% of last year's revenue, over about 12 months.₩14.6B
9/15HDC HoldingsWorth 7.2% of last year's revenue.₩299B
9/15Ipark Hyundai Development CompanyWorth 7.2% of last year's revenue.₩299B
9/15Samil C&SWorth 5.5% of last year's revenue, over about 11 months.₩12.2B
9/15AmendedDevelopment Advance SolutionWorth 4.2% of last year's revenue, over about 13 months.₩13.2B
9/15HyosungWorth 3.7% of last year's revenue, over about 30 months.₩220B
9/15Hyosung Heavy IndustriesWorth 3.7% of last year's revenue, over about 30 months.₩220B
9/15YuhanWorth 3.6% of last year's revenue, over about 23 months.₩78.6B
9/15AmendedKolonWorth 3.4% of last year's revenue, over about 35 months.₩99.2B
9/15AmendedKolonGlobalWorth 3.4% of last year's revenue, over about 35 months.₩99.2B
9/15HyosungWorth 2.8% of last year's revenue, over about 24 months.₩167B
9/15Hyosung Heavy IndustriesWorth 2.8% of last year's revenue, over about 24 months.₩167B

Insider trades 30

9/15Samyoung S&CInsider ownership report
9/15Yuanta Securities KoreaInsider ownership report
9/15Icure Pharmaceutical InInsider ownership report
9/15SP SystemsInsider ownership report
9/15DI Dong ILInsider ownership report
9/15ManikerInsider ownership report
9/15KG Mobility PlatformInsider ownership report
9/15KBGInsider ownership report
9/15Poongsan HoldingsInsider ownership report
9/15VenueGInsider ownership report
9/15Poongsan HoldingsInsider ownership report
9/15TomatosystemInsider ownership report
9/15Poongsan HoldingsInsider ownership report
9/15Sungmoon ElectronicsInsider ownership report
9/15HNK Machine ToolInsider ownership report
9/15Mona YongpyongInsider ownership report
9/15AnapassInsider ownership report
9/15SM BexelInsider ownership report
9/15IMTInsider ownership report
9/15NBR MotionInsider ownership report
9/15The Asia Business DailyInsider ownership report
9/15TBH GlobalInsider ownership report
9/15Auros TechnologyInsider ownership report
9/15SK biopharmaceuticalsInsider ownership report
9/15SK biopharmaceuticalsInsider ownership report
9/15DB SecuritiesInsider ownership report
9/15Seoul Food INDInsider ownership report
9/15DB SecuritiesInsider ownership report
9/15SystemandApplicationTechnologiesInsider ownership report
9/15NBR MotionInsider ownership report

5% holders 34

9/15UnisonReport of 5%+ holding
9/15KB No.29 Special Purpose Acquisition CompanyReport of 5%+ holding
9/15MecaroReport of 5%+ holding
9/15DI Dong ILReport of 5%+ holding
9/15Lotte ShoppingReport of 5%+ holding
9/15ManikerReport of 5%+ holding
9/15ALTReport of 5%+ holding
9/15AmendedHS HyosungReport of 5%+ holding
9/15Coreana CosmeticsReport of 5%+ holding
9/15AmendedHS HyosungReport of 5%+ holding
9/15AmendedHS HyosungReport of 5%+ holding
9/15Me2onReport of 5%+ holding
9/15DSKReport of 5%+ holding
9/15EnexReport of 5%+ holding
9/15EM-Tech.Report of 5%+ holding
9/15Me2onReport of 5%+ holding
9/15Pixelplus.Report of 5%+ holding
9/15JetemaReport of 5%+ holding
9/15DongKoo Bio & PharmaReport of 5%+ holding
9/15EcocabReport of 5%+ holding
9/15SM BexelReport of 5%+ holding
9/15Organic TEA Cosmetics Holdings CompanyReport of 5%+ holding
9/15Organic TEA Cosmetics Holdings CompanyReport of 5%+ holding
9/15Organic TEA Cosmetics Holdings CompanyReport of 5%+ holding
9/15Organic TEA Cosmetics Holdings CompanyReport of 5%+ holding
9/15HS AdReport of 5%+ holding
9/15OptrontecReport of 5%+ holding
9/15NBR MotionReport of 5%+ holding
9/15NexusReport of 5%+ holding
9/15CntusReport of 5%+ holding
9/15TK ChemicalReport of 5%+ holding
9/15NBR MotionReport of 5%+ holding
9/15The Asia Business DailyReport of 5%+ holding
9/15G.I.TechReport of 5%+ holding

Buybacks 7

9/15Wonik HoldingsTreasury stock disposal
9/15Sempio CompanyShare cancellation
9/15Sempio Foods CompanyShare cancellation
9/15Kumho Petro ChemicalShare cancellation
9/15AmendedBoryungTreasury stock disposal
9/15Wonik IPSTreasury stock disposal
9/15Kumho Petro ChemicalBuyback trust ended

Share issues & bonds 16

9/15Barunson Entertainment & ArtsRights offering
9/15AmendedDuksanhimetalRights offering
9/15AK HoldingsCapital reduction
9/15JejuairCapital reduction
9/15BK HoldingsRights offering
9/15Hwail PharmConvertible bond issue
9/15Hwail PharmRights offering
9/15KwangjinIndRights offering
9/15AmendedIremRights offering
9/15Me2onRights offering
9/15AmendedSKAI worldwideRights offering
9/15AmendedBarunson Entertainment & ArtsRights offering
9/15AmendedDavolinkConvertible bond issue
9/15AmendedNBR MotionConvertible bond issue
9/15AmendedBeno TNRCapital reduction
9/15AmendedE8Rights offering

M&A & spin-offs 4

9/15Osung Advanced MaterialsStake acquisition/disposal
9/15AmendedBioInfraMerger
9/15BoryungSpin-off / split
9/15E8Stake acquisition/disposal

Exchange actions 17

9/15DawonsysTrading halt
9/15DawonsysExchange
9/15Exion Group CompanyExchange
9/15JinyoungAdministrative issue
9/15SillaTextileAdministrative issue
9/15Golfzon HoldingsUnfaithful disclosure
9/15KUK Young G MAdministrative issue
9/15HiDeepTrading halt
9/15IokenmAdministrative issue
9/15DaelimPaperSpin-off / split
9/15Agent AIUnfaithful disclosure
9/15CarryUnfaithful disclosure
9/15KmpharmaceuticalExchange
9/15KmpharmaceuticalTrading halt
9/15GencurixExchange
9/15GencurixTrading halt
9/15Shin HWA DynamicsInvestment caution