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Key filings, September 30, 2026

673 filings · 12 highlights
← September 29, 2026October 1, 2026 →

Supply contracts 69

9/30AmendedDaea TIWorth 148.6% of last year's revenue, over about 66 months.₩157B
9/30AmendedSCL ScienceWorth 76.8% of last year's revenue, over about 23 months.₩1B
9/30AmendedHeerim Architects & PlannersWorth 73% of last year's revenue, over about 208 months.₩98.7B
9/30AmendedCnplusWorth 59.8% of last year's revenue, over about 12 months.₩28.4B
9/30AmendedMobiisWorth 50.1% of last year's revenue, over about 85 months.₩7B
9/30AmendedPhilenergyWorth 49% of last year's revenue, over about 36 months.₩96.3B
9/30AmendedCMES RoboticsWorth 36.5% of last year's revenue, over about 5 months.₩4.8B
9/30AmendedTSIWorth 35.8% of last year's revenue, over about 48 months.₩24.1B
9/30AmendedE8Worth 35.5% of last year's revenue, over about 14 months.₩811.8M
9/30AmendedKangwon EnergyWorth 32.9% of last year's revenue, over about 33 months.₩23.5B
9/30AmendedKorea Electronic Power Industrial DevelopmentWorth 32.9% of last year's revenue.₩130B
9/30AmendedSunic SystemWorth 32.7% of last year's revenue, over about 9 months.₩36.9B
9/30AmendedKangwon EnergyWorth 31.3% of last year's revenue, over about 32 months.₩43.6B
9/30AmendedNamkwang Engineering & ConstructionWorth 31.1% of last year's revenue, over about 85 months.₩73.4B
9/30AmendedSangji ConstructionWorth 29.3% of last year's revenue, over about 38 months.₩51B
9/30AmendedWithtechWorth 28.4% of last year's revenue, over about 13 months.₩12.4B
9/30AmendedNousboWorth 24.3% of last year's revenue.₩17.8B
9/30AmendedVitzroSys.Worth 22.6% of last year's revenue, over about 14 months.₩5.8B
9/30AmendedWoowon DevelopmentWorth 21.8% of last year's revenue, over about 89 months.₩63.3B
9/30AmendedHD Korea Shipbuilding & Offshore EngineeringWorth 21.6% of last year's revenue, over about 47 months.₩1.95T
9/30AmendedHD Hyundai Heavy IndustriesWorth 21.6% of last year's revenue, over about 47 months.₩1.95T
9/30Shindo Eng. Lab.Worth 21.3% of last year's revenue, over about 16 months.₩6.8B
9/30AmendedilShinbiobaWorth 20.8% of last year's revenue, over about 12 months.₩2.3B
9/30AmendedNamkwang Engineering & ConstructionWorth 19% of last year's revenue, over about 83 months.₩29.8B
9/30Hyundai MovexWorth 18.3% of last year's revenue, over about 25 months.₩72B
9/30Agent AIWorth 16.1% of last year's revenue, over about 8 months.₩2.1B
9/30AmendedCMES RoboticsWorth 15.7% of last year's revenue, over about 4 months.₩2.1B
9/30AmendedDong-Ah Geological Engineering CompanyWorth 15% of last year's revenue, over about 90 months.₩54.3B
9/30AmendedezCaretechWorth 14.8% of last year's revenue, over about 16 months.₩10.8B
9/30AmendedHJ Shipbuilding & ConstructionWorth 14.6% of last year's revenue, over about 42 months.₩261B
9/30AxbisWorth 14.5% of last year's revenue, over about 12 months.₩8.2B
9/30AmendedKNR SystemsWorth 13.5% of last year's revenue, over about 9 months.₩2.5B
9/30AmendedSungwoo Techron CompanyWorth 13.1% of last year's revenue, over about 11 months.₩5.5B
9/30AmendedTSIWorth 13.1% of last year's revenue, over about 31 months.₩34.3B
9/30AmendedHeerim Architects & PlannersWorth 12.4% of last year's revenue, over about 85 months.₩22.1B
9/30AmendedYooshin EngineeringWorth 11.8% of last year's revenue, over about 18 months.₩40B
9/30AmendedNauroboticsWorth 11.6% of last year's revenue, over about 18 months.₩1.4B
9/30AmendedSebo Manufacturing EngineeringWorth 11.2% of last year's revenue, over about 19 months.₩80B
9/30AmendedSmecWorth 10.9% of last year's revenue, over about 9 months.₩22B
9/30LincsolutionWorth 10.9% of last year's revenue, over about 3 months.₩1.4B
All supply contracts →

Insider trades 66

9/30Net saleLIG Defense&AerospaceNational Pension Service bought 830 sh and sold 19,604 sh, Sep 29: net sale of 18,774 sh.₩576M
9/30SaleLIG Defense&AerospaceNational Pension Service sold 2,632 sh on the market at an average ₩708,121, Sep 28.₩1.9B
9/30SaleIsupetasysNational Pension Service sold 3,519 sh on the market at an average ₩118,265, Sep 29.₩416.2M
9/30BuySystemandApplicationTechnologies10%+ shareholder bought 106,192 sh on the market at an average ₩1,386, Sep 23–29.₩147.2M
9/30BuyStradVisionCEO bought 38,891 sh on the market at an average ₩3,205, Aug 21–Sep 28.₩124.6M
9/30BuyWooGeneB&GCEO bought 35,358 sh on the market at an average ₩2,867, Sep 28.₩101.4M
9/30BuyAmorepacificAn insider bought 550 sh on the market at an average ₩142,800, Sep 23.₩78.5M
9/30BuyAMOREPACIFIC HoldingsAn insider bought 2,860 sh on the market at an average ₩26,643, Sep 23.₩76.2M
9/30BuyDexter studiosCEO bought 71,243 sh on the market at an average ₩958, Sep 29–30.₩68.2M
9/30BuyAmorepacificAn insider bought 461 sh on the market at an average ₩143,850, Sep 23.₩66.3M
9/30BuyAmorepacificAn insider bought 418 sh on the market at an average ₩143,718, Sep 23–28.₩60.1M
9/30BuyAmorepacificAn insider bought 404 sh on the market at an average ₩141,699, Sep 28.₩57.2M
9/30BuyAmorepacificAn insider bought 392 sh on the market at an average ₩142,753, Sep 23–28.₩56M
9/30BuyAmorepacificAn insider bought 335 sh on the market at an average ₩141,650, Sep 28.₩47.5M
9/30BuyAmorepacificAn insider bought 263 sh on the market at an average ₩141,820, Sep 23–29.₩37.3M
9/30BuyAmorepacificAn insider bought 244 sh on the market at an average ₩140,040, Sep 15–30.₩34.2M
9/30BuyAmorepacificAn insider bought 202 sh on the market at an average ₩144,351, Sep 23–28.₩29.2M
9/30BuyClean & ScienceAn insider bought 9,080 sh on the market at an average ₩3,188, Sep 29–30.₩28.9M
9/30BuyAmorepacificAn insider bought 163 sh on the market at an average ₩142,666, Sep 23–28.₩23.3M
9/30BuyDaehanPharmaceuticalChairman bought 834 sh on the market at an average ₩26,040, Sep 22–30.₩21.7M
9/30BuyAmorepacificAn insider bought 139 sh on the market at an average ₩143,000, Sep 28.₩19.9M
9/30BuyAmorepacificAn insider bought 132 sh on the market at an average ₩145,200, Sep 23.₩19.2M
9/30BuyAmorepacificAn insider bought 124 sh on the market at an average ₩146,150, Sep 23.₩18.1M
9/30SaleMirae Asset SecuritiesExecutive sold 443 sh on the market at an average ₩33,500, Sep 28.₩14.8M
9/30BuyBYCCEO bought 393 sh on the market at an average ₩22,718, Jul 1–31.₩8.9M
9/30BuyAmorepacificAn insider bought 60 sh on the market at an average ₩142,900, Sep 28.₩8.6M
9/30BuyHugelExecutive bought 25 sh on the market at an average ₩197,540, Sep 23–29.₩4.9M
9/30BuyMeritz Financial GroupPresident bought 14 sh on the market at an average ₩128,047, Sep 23.₩1.8M
9/30BuyBubangChairman bought 1,500 sh on the market at an average ₩1,030, Sep 29.₩1.5M
9/30BuyMeritz Financial GroupExecutive bought 11 sh on the market at an average ₩128,047, Sep 23.₩1.4M
9/30BuyYuanta Securities KoreaExecutive bought 300 sh on the market at an average ₩4,396, Sep 30.₩1.3M
9/30BuyAmorepacificAn insider bought 1 sh on the market at an average ₩145,100, Sep 23.₩145,100
9/30BuyAmorepacificAn insider bought 1 sh on the market at an average ₩141,700, Sep 23.₩141,700
9/30Other changeSK hynixChairman's holding rose by 80 sh (new report).+80 sh
9/30Other changeJetemaCEO's holding fell by 29,000 sh (other change).-29,000 sh
9/30Other changeL&C BIOCEO's holding fell by 428,909 sh (off-market sale).-428,909 sh
9/30BuyDongilTechnology10%+ shareholder bought 19,236 sh on the market, Sep 28–29.₩0
9/30Other changeJetema10%+ shareholder's holding fell by 180,000 sh (other change).-180,000 sh
9/30BuySM Bexel10%+ shareholder bought 3,000 sh on the market, Sep 22.₩0
9/30Other changeBeno TNR10%+ shareholder's holding rose by 4,782,496 sh (off-market buy).+4,782,496 sh
All insider trades →

5% holders 54

9/30New 5%Woojin I&SA major holder's stake rose from 0.00% to 52.23% (gift).52.23%
9/30Below 5%Woojin I&SA major holder's stake fell from 53.21% to 0.00% (gift).0.00%
9/30New 5%NeosapienceA major holder's stake rose from 0.00% to 38.29%.38.29%
9/30AmendedNew 5%Fine TechnixA major holder's stake rose from 0.00% to 18.11% (new report).18.11%
9/30New 5%VECT RoboticsA major holder's stake rose from 0.00% to 14.59% (new report).14.59%
9/30New 5%NeosapienceA major holder's stake rose from 0.00% to 7.11% (open-market sale).7.11%
9/30New 5%Poongjeon PharmacyA major holder's stake rose from 0.00% to 6.36% (conversion/exercise).6.36%
9/30New 5%TuksuConstructionA major holder's stake rose from 2.54% to 8.77% (conversion/exercise).8.77%
9/30BubangA major holder's stake rose from 48.01% to 53.72% (share lending).53.72%
9/30Kukil MetalA major holder's stake rose from 48.37% to 51.35%.51.35%
9/30Fine TechnixA major holder's stake fell from 18.11% to 15.57%.15.57%
9/30SigetronicsA major holder's stake fell from 20.37% to 18.28% (rights offering).18.28%
9/30Victory ContentsA major holder's stake fell from 9.34% to 7.74% (related-party change).7.74%
9/30Welkeeps HitechA major holder's stake rose from 67.15% to 68.48% (open-market buy).68.48%
9/30OptrontecA major holder's stake fell from 7.26% to 5.97% (conversion/exercise).5.97%
9/30L&C BIOA major holder's stake fell from 24.43% to 23.22% (conversion/exercise).23.22%
9/30KolmarBNHA major holder's stake rose from 53.65% to 54.84% (share lending).54.84%
9/30WooGeneB&GA major holder's stake rose from 30.91% to 31.50% (related-party change).31.50%
9/30Ajin Electronic ComponentsA major holder's stake rose from 25.44% to 25.84% (open-market buy).25.84%
9/30ARIBIO HoldingsA major holder's stake rose from 8.82% to 9.10%.9.10%
9/30JntcA major holder's stake fell from 65.36% to 65.18% (conversion/exercise).65.18%
9/30Konan Technology INA major holder's stake fell from 36.67% to 36.50% (related-party change).36.50%
9/30LabGenomics.A major holder's stake fell from 28.06% to 27.96% (share consolidation/split).27.96%
9/30JetemaA major holder's stake fell from 28.97% to 28.91% (share lending).28.91%
9/30HanaMicronA major holder's stake fell from 26.14% to 26.08% (open-market sale).26.08%
9/30HanWool SemiconductorA major holder's stake fell from 32.08% to 32.02% (conversion/exercise).32.02%
9/30SytsA major holder's stake rose from 58.58% to 58.62%.58.62%
9/30Bookook SecuritiesA major holder's stake rose from 35.30% to 35.31% (related-party change).35.31%
9/30Bumhan Fuel CellA major holder's stake fell from 51.64% to 51.63% (pledge).51.63%
9/30WoojinA major holder's stake rose from 29.85% to 29.86% (pledge).29.86%
9/30The Asia Business DailyA major holder's stake rose from 51.18% to 51.18% (related-party change).51.18%
9/30The Asia Business DailyA major holder's stake rose from 51.18% to 51.18% (related-party change).51.18%
9/30Hana MaterialsA major holder's stake rose from 44.84% to 44.84% (pledge).44.84%
9/30AmendedIncar Financial ServiceA major holder's stake rose from 7.27% to 7.27%.7.27%
9/30HanilForgingIndustrialA major holder's stake rose from 32.42% to 32.42% (pledge).32.42%
9/30Chong Kun Dang PharmaceuticalA major holder's stake rose from 40.15% to 40.15% (share lending).40.15%
9/30Beno TNRA major holder's stake rose from 12.75% to 12.75%.12.75%
9/30SV InvestmentA major holder's stake rose from 24.78% to 24.78%.24.78%
9/30IS DongseoA major holder's stake rose from 56.76% to 56.76%.56.76%
9/30InnodepA major holder's stake rose from 31.65% to 31.65% (pledge).31.65%
All 5% holders →

Buybacks 11

9/30BuybackCheil WorldwidePlans to buy back 2,237,136 sh of treasury stock, Oct 1 to Dec 30.₩40B
9/30AmendedDisposalKohYoungTechnologyPlans to dispose of 866,909 sh of treasury stock, Sep 30 to Dec 29.₩25.3B
9/30TrustNexenSigned a ₩10B trust contract to buy back shares.₩10B
9/30BuybackLFPlans to buy back 229,357 sh of treasury stock, Oct 1 to Dec 30.₩5B
9/30TrustSangsanginEnded a share buyback trust contract.₩2B
9/30BuybackRyuk-Il C&sPlans to buy back 714,797 sh of treasury stock, Oct 1 to Dec 30.₩1B
9/30RayenceShare cancellation
9/30AmendedMedy-ToxShare cancellation
9/30KraftonShare cancellation
9/30Ilsung ISShare cancellation
9/30Cheil WorldwideShare cancellation

Share issues & bonds 35

9/30Rights offeringSamyung ENCIssuing 20,000,000 sh of new shares, equal to 304.5% of existing shares.₩10B
9/30Rights offeringSamyung ENCIssuing 12,707,565 sh of new shares, equal to 93.6% of existing shares.₩6.4B
9/30AmendedCapital reductionNAU IB CapitalCapital reduction of 75%.75%
9/30Capital reductionSamyung ENCCapital reduction of 75%.75%
9/30Rights offeringHanwha Investment&securitiesIssuing 100,000,000 sh of new shares, equal to 45.6% of existing shares.₩500B
9/30AmendedCBKS IndustryConversion price ₩1,623; if all converted, equal to 42.7% of shares outstanding.₩7B
9/30CBGenesystemConversion price ₩4,141; if all converted, equal to 16.5% of shares outstanding.₩5.8B
9/30Capital reductionSamyung ENCCapital reduction of 15.6%.15.6%
9/30Rights offeringFine TechnixIssuing 865,050 sh of new shares, equal to 3.3% of existing shares.₩1000M
9/30Rights offeringTaeyoung Engineering & ConstructionIssuing 10,151,513 sh of new shares, equal to 3.2% of existing shares.₩23.4B
9/30KEM TechRights offering
9/30HanWool SemiconductorRights offering
9/30Hanwha Life InsuranceRights offering
9/30Hanwha SolutionsRights offering
9/30TY HoldingsRights offering
9/30XplusRights offering
9/30AmendedBK HoldingsRights offering
9/30AmendedFreeTConvertible bond issue
9/30AmendedSTXRights offering
9/30AmendedFreeTRights offering
9/30AmendedTera ScienceRights offering
9/30AmendedCrowdWorksRights offering
9/30AmendedGeneOne Life ScienceRights offering
9/30AmendedCSA CosmicConvertible bond issue
9/30AmendedVictory ContentsConvertible bond issue
9/30AmendedVictory ContentsConvertible bond issue
9/30AmendedVictory ContentsRights offering
9/30AmendedVivienRights offering
9/30AmendedVivienRights offering
9/30AmendedKumyangRights offering
9/30AmendedHanWool SemiconductorRights offering
9/30AmendedKEM TechRights offering
9/30AmendedIokenmRights offering
9/30AmendedEOFlowRights offering
9/30AmendedAgent AIConvertible bond issue

M&A & spin-offs 10

9/30IctkA ₩11.4B deal, equal to 15.6% of total assets.₩11.4B
9/30AmendedExion Group CompanyTangible asset deal
9/30AmendedSynergy InnovationStake acquisition/disposal
9/30AmendedNexusShare exchange
9/30MezooTangible asset deal
9/30AmendedQuantumRailStake acquisition/disposal
9/30AmendedWoosung MaterialsStake acquisition/disposal
9/30AmendedMirae Asset Vision Special Purpose Acquisition 7 CompanyMerger
9/30Hyundai MobisSpin-off / split
9/30AmendedSajodaerimMerger

Exchange actions 19

9/30AbionTrading halt
9/30MedicoxTrading halt
9/30CarryTrading halt
9/30Agent AIUnfaithful disclosure
9/30CarryExchange
9/30AbionExchange
9/30BioInfraExchange
9/30PintelTrading halt
9/30Cnt85Administrative issue
9/30YeSUN TechExchange
9/30NC&Exchange
9/30S-EnergySpin-off / split
9/30MedicoxExchange
9/30CrowdWorksUnfaithful disclosure
9/30ThumbageUnfaithful disclosure
9/30ThumbageExchange
9/30Koramco the ONE ReitInvestment caution
9/30Ilsung ISTrading halt
9/30Cheil WorldwideTrading halt