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Key filings, October 15, 2026

414 filings · 12 highlights
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Supply contracts 39

10/15SK eternixWorth 131.7% of last year's revenue.₩508B
10/15AmendedSphereWorth 57.2% of last year's revenue, over about 19 months.₩1.5B
10/15WooriroWorth 53.6% of last year's revenue, over about 28 months.₩22.8B
10/15Viatron TechnologiesWorth 40.2% of last year's revenue, over about 2 months.₩26.2B
10/15JetemaWorth 39.7% of last year's revenue, over about 60 months.₩30.1B
10/15AmendedHVMWorth 29.6% of last year's revenue, over about 9 months.₩19.7B
10/15AmendedHyundai MovexWorth 29% of last year's revenue, over about 26 months.₩77.7B
10/15FaduWorth 24.6% of last year's revenue, over about 8 months.₩22.7B
10/15KCC Engineering & ConstructionWorth 24.5% of last year's revenue, over about 56 months.₩449B
10/15AmendedTOP MaterialWorth 22.9% of last year's revenue, over about 6 months.₩5.3B
10/15InswaveWorth 22.9% of last year's revenue, over about 28 months.₩8.9B
10/15InnoaxWorth 18.6% of last year's revenue, over about 26 months.₩4.3B
10/15AmendedKangwon EnergyWorth 17.6% of last year's revenue, over about 18 months.₩39.6B
10/15AmendedCnt85Worth 16.6% of last year's revenue, over about 37 months.₩5.3B
10/15AmendedSunic SystemWorth 14.1% of last year's revenue, over about 22 months.₩8.8B
10/15AmendedAdvanced Process SystemsWorth 13.9% of last year's revenue, over about 15 months.₩71.8B
10/15JetemaWorth 13.1% of last year's revenue, over about 60 months.₩10.1B
10/15VictekWorth 12.7% of last year's revenue, over about 33 months.₩10.5B
10/15Hanwha EngineWorth 9.6% of last year's revenue, over about 25 months.₩132B
10/15AmendedKUMHO Engineering & ConstructionWorth 9.6% of last year's revenue, over about 36 months.₩196B
10/15AmendedBHIWorth 6.8% of last year's revenue, over about 33 months.₩52.4B
10/15AmendedSGC E&CWorth 6.8% of last year's revenue, over about 42 months.₩104B
10/15KEPCO Plant Service & EngineeringWorth 6.1% of last year's revenue, over about 12 months.₩96.3B
10/15IsteWorth 5.1% of last year's revenue, over about 15 months.₩1.6B
10/15KEPCO Engineering & Construction CompanyWorth 5.1% of last year's revenue, over about 126 months.₩26.4B
10/15LG CNSWorth 4.8% of last year's revenue, over about 28 months.₩291B
10/15HDC HoldingsWorth 4.4% of last year's revenue.₩183B
10/15Ipark Hyundai Development CompanyWorth 4.4% of last year's revenue.₩183B
10/15AmendedTY HoldingsWorth 3.9% of last year's revenue, over about 90 months.₩84.7B
10/15AmendedTaeyoung Engineering & ConstructionWorth 3.9% of last year's revenue, over about 90 months.₩84.7B
10/15AmendedKolonWorth 3.7% of last year's revenue, over about 36 months.₩107B
10/15AmendedKolonGlobalWorth 3.7% of last year's revenue, over about 36 months.₩107B
10/15HD Korea Shipbuilding & Offshore EngineeringWorth 3.6% of last year's revenue, over about 45 months.₩626B
10/15HD Hyundai Heavy IndustriesWorth 3.6% of last year's revenue, over about 45 months.₩626B
10/15Taihan Cable & SolutionWorth 3.2% of last year's revenue, over about 27 months.₩117B
10/15AmendedKolonWorth 2.9% of last year's revenue, over about 36 months.₩83.7B
10/15AmendedKolonGlobalWorth 2.9% of last year's revenue, over about 36 months.₩83.7B
10/15AmendedKye-Ryong Construction IndustrialWorth 2.7% of last year's revenue, over about 115 months.₩61.3B
10/15PhilenergySingle sales/supply contract

Preliminary earnings 1

10/15Korean AIR LinesOperating profit ₩421B, up 11.9% YoY. Revenue ₩5.04T, up 25.9% YoY.₩421B

Insider trades 46

10/15SaleLightron Fiber-Optic DevicesAn insider sold 5,330,879 sh on the market at an average ₩5,212, Oct 7–14.₩27.8B
10/15BuyLS Marine Solution10%+ shareholder bought 361,403 sh on the market at an average ₩30,439, Oct 12–15.₩11B
10/15BuySK Reit10%+ shareholder bought 77,472 sh on the market at an average ₩5,296, Oct 8–12.₩410.3M
10/15SaleBaiksanAn insider sold 35,425 sh on the market at an average ₩10,519, Oct 7–16.₩372.6M
10/15BuyMeatBox GlobalCEO bought 125,995 sh on the market at an average ₩2,658, Oct 6–15.₩334.9M
10/15BuyESR Kendall Square REIT10%+ shareholder bought 83,613 sh on the market at an average ₩3,133, Oct 8–12.₩261.9M
10/15BuyParu10%+ shareholder bought 203,263 sh on the market at an average ₩1,280, Sep 30–Oct 13.₩260.1M
10/15SaleS-OilAn insider sold 1,000 sh on the market at an average ₩169,900, Oct 12.₩169.9M
10/15SaleKoramco Life Infra Reit10%+ shareholder sold 36,000 sh on the market at an average ₩4,015, Oct 8–14.₩144.5M
10/15BuySimpacDirector bought 29,781 sh on the market at an average ₩4,819, Oct 13.₩143.5M
10/15BuyEMnICEO bought 130,000 sh on the market at an average ₩995, Oct 13.₩129.3M
10/15SaleMirae Asset Global REIT10%+ shareholder sold 46,836 sh on the market at an average ₩1,330, Oct 8–13.₩62.3M
10/15BuySeoul Food INDChairman bought 28,658 sh on the market at an average ₩1,238, Oct 13–15.₩35.5M
10/15BuyHanil HoldingsPresident bought 1,832 sh on the market at an average ₩17,255, Oct 7–14.₩31.6M
10/15BuyHyundai Engineering & ConstructionPresident bought 300 sh on the market at an average ₩99,800, Oct 14.₩29.9M
10/15BuyHanwha Life InsurancePresident bought 2,836 sh on the market at an average ₩4,950, Oct 15.₩14M
10/15BuyY-BiologicsCEO bought 1,040 sh on the market at an average ₩6,779, Oct 15.₩7.1M
10/15BuyY-BiologicsPresident bought 1,000 sh on the market at an average ₩6,713, Oct 15.₩6.7M
10/15BuySinjin SMCEO bought 4,700 sh on the market at an average ₩1,415, Oct 13.₩6.7M
10/15BuyKumbiCEO bought 55 sh on the market at an average ₩38,945, Oct 7–14.₩2.1M
10/15Other changeHeng Sheng Holding Group Company10%+ shareholder's holding rose by 5,000,000 sh (rights offering).+5,000,000 sh
10/15SaleHanaMicronExecutive sold 1,943 sh on the market, Oct 7.₩0
10/15SaleHanaMicronExecutive sold 2,881 sh on the market, Oct 7.₩0
10/15Other changeHeng Sheng Holding Group CompanyAn insider's holding rose by 13,000,000 sh (rights offering).+13,000,000 sh
10/15Other changeSTX10%+ shareholder's holding fell by 27,451,781 sh (other change).-27,451,781 sh
10/15Other changeIGIS Value Plus REIT10%+ shareholder's holding rose by 6,161 sh (other change, share lending).+6,161 sh
10/15Other changeShinhan Alpha REIT Co,.10%+ shareholder's holding rose by 7,667 sh (other change, share lending).+7,667 sh
10/15Other changeLotte Reit10%+ shareholder's holding rose by 31,110 sh (other change, share lending).+31,110 sh
10/15Other changeD&D Platform REIT10%+ shareholder's holding fell by 232 sh (other change).-232 sh
10/15Other changeShinhan Seobu T&D REIT10%+ shareholder's holding rose by 12,303 sh (other change, share lending).+12,303 sh
10/15Other changeHanwha REIT10%+ shareholder's holding rose by 18,692 sh (other change, share lending).+18,692 sh
10/15Other changeSamsungFN REIT10%+ shareholder's holding rose by 15,209 sh (other change, share lending).+15,209 sh
10/15Other changeKoramco the ONE Reit10%+ shareholder's holding rose by 8,228 sh (other change, share lending).+8,228 sh
10/15Other changeSTX10%+ shareholder's holding rose by 27,720,916 sh (conversion/exercise).+27,720,916 sh
10/15Other changeCG MedTech10%+ shareholder's holding fell by 35,035,560 sh (share consolidation/split).-35,035,560 sh
10/15BuySajo Industries10%+ shareholder bought 2,400 sh on the market, Oct 7–12.₩0
10/15Other changeDITExecutive's holding rose by 1,270 sh (other change).+1,270 sh
10/15BuyDkme10%+ shareholder bought 174,704 sh on the market, Oct 7–15.₩0
10/15BuyAjin Electronic Components10%+ shareholder bought 215,500 sh on the market, Oct 12.₩0
10/15BuyRF Systems10%+ shareholder bought 40,000 sh on the market, Oct 8–16.₩0
All insider trades →

5% holders 36

10/15New 5%STXA major holder's stake rose from 0.00% to 16.26% (conversion/exercise).16.26%
10/15New 5%Heng Sheng Holding Group CompanyA major holder's stake rose from 0.00% to 15.29% (rights offering).15.29%
10/15New 5%Heng Sheng Holding Group CompanyA major holder's stake rose from 0.00% to 7.95% (rights offering).7.95%
10/15Below 5%STXA major holder's stake fell from 16.26% to 0.94%.0.94%
10/15New 5%ModetournetworkA major holder's stake rose from 0.00% to 5.00%.5.00%
10/15Lightron Fiber-Optic DevicesA major holder's stake fell from 29.01% to 24.28% (open-market sale).24.28%
10/15GMI VentureA major holder's stake fell from 29.39% to 26.20% (pledge).26.20%
10/15InitechA major holder's stake rose from 50.65% to 52.95%.52.95%
10/15Heng Sheng Holding Group CompanyA major holder's stake rose from 61.02% to 63.00% (rights offering).63.00%
10/15RF SystemsA major holder's stake rose from 46.23% to 47.69% (open-market buy).47.69%
10/15Yoosung EnterpriA major holder's stake rose from 5.15% to 6.23%.6.23%
10/15DcksungA major holder's stake fell from 18.73% to 17.72% (related-party change).17.72%
10/15MOA Life PlusA major holder's stake fell from 17.89% to 17.32% (pledge).17.32%
10/15HLB GenexA major holder's stake rose from 38.55% to 39.10% (open-market buy).39.10%
10/15Below 5%Yujin RobotA major holder's stake fell from 5.33% to 4.80% (related-party change).4.80%
10/15Ajin Electronic ComponentsA major holder's stake rose from 25.84% to 26.28% (open-market buy).26.28%
10/15SmcgA major holder's stake rose from 47.92% to 48.12% (open-market buy).48.12%
10/15KohYoungTechnologyA major holder's stake rose from 6.93% to 7.02% (related-party change).7.02%
10/15ILA major holder's stake rose from 21.16% to 21.22% (open-market buy).21.22%
10/15Sinjin SMA major holder's stake rose from 51.06% to 51.12% (open-market buy).51.12%
10/15CntusA major holder's stake rose from 49.48% to 49.53%.49.53%
10/15RznomicsA major holder's stake fell from 23.90% to 23.87% (open-market buy).23.87%
10/15The Pinkfong CompanyA major holder's stake fell from 36.36% to 36.35% (related-party change).36.35%
10/15UracleA major holder's stake rose from 33.13% to 33.14% (open-market buy).33.14%
10/15FarmsA major holder's stake rose from 56.61% to 56.61% (pledge).56.61%
10/15Wooshin SystemsA major holder's stake rose from 36.69% to 36.69% (pledge).36.69%
10/15SunjinA major holder's stake rose from 50.06% to 50.06% (pledge).50.06%
10/15Enzychem LifesciencesA major holder's stake rose from 21.61% to 21.61% (pledge).21.61%
10/15Pan OceanA major holder's stake rose from 54.91% to 54.91% (pledge).54.91%
10/15HC HomeCenterA major holder's stake rose from 55.90% to 55.90% (share lending).55.90%
10/15J Steel Company HoldingsA major holder's stake rose from 6.71% to 6.71%.6.71%
10/15AnapassA major holder's stake rose from 16.29% to 16.29% (share lending).16.29%
10/15SGA major holder's stake rose from 17.47% to 17.47%.17.47%
10/15Shinsung E&GA major holder's stake rose from 21.07% to 21.07% (pledge).21.07%
10/15TK ChemicalA major holder's stake rose from 47.89% to 47.89% (pledge).47.89%
10/15EcoproA major holder's stake rose from 25.53% to 25.53% (pledge).25.53%

Buybacks 12

10/15DisposalKG DongbusteelPlans to dispose of 2,461,991 sh of treasury stock, Oct 16 to Jan 15.₩13.7B
10/15TrustA Plus Asset AdvisorEnded a share buyback trust contract.₩7B
10/15BuybackMiwon Specialty ChemicalPlans to buy back 17,000 sh of treasury stock, Oct 15 to Jan 15.₩2.2B
10/15BuybackDaelimPaperPlans to buy back 921,660 sh of treasury stock, Oct 16 to Jan 15.₩2B
10/15TrustDYCEnded a share buyback trust contract.₩1B
10/15KG Eco SolutionTreasury stock disposal
10/15KG Eco SolutionShare cancellation
10/15DYCShare cancellation
10/15KG DongbusteelShare cancellation
10/15Miwon HoldingsTreasury stock acquisition
10/15E-MartShare cancellation
10/15AmendedHwashinTreasury stock disposal

Share issues & bonds 11

10/15Rights offeringCuroholdingsIssuing 3,236,765 sh of new shares, equal to 42.6% of existing shares.₩8.1B
10/15CBEOFlowConversion price ₩3,000; if all converted, equal to 6.6% of shares outstanding.₩10B
10/15AmendedSAMBO IndustrialRights offering
10/15SigetronicsRights offering
10/15AmendedVunoRights offering
10/15AmendedDavolinkConvertible bond issue
10/15AmendedVictory ContentsConvertible bond issue
10/15AmendedVictory ContentsConvertible bond issue
10/15AmendedDaeho ALConvertible bond issue
10/15AmendedGeneOne Life ScienceRights offering
10/15KS IndustryRights offering

M&A & spin-offs 15

10/15NaturecellA ₩245B deal, equal to 327.2% of total assets.₩245B
10/15J.estinaA ₩97.8B deal, equal to 176.8% of total assets.₩97.8B
10/15WON TechA ₩245B deal, equal to 112.5% of total assets.₩245B
10/15Ahn-Gook PharmaceuticalA ₩163B deal, equal to 52.4% of total assets.₩163B
10/15ExiconA ₩61.1B deal, equal to 27.2% of total assets.₩61.1B
10/15SemcnsA ₩50.9B deal, equal to 20.1% of total assets.₩50.9B
10/15Newen AIA ₩6.6B deal, equal to 11.4% of total assets.₩6.6B
10/15MedicoxA ₩8.5B deal, equal to 10.4% of total assets.₩8.5B
10/15Woory Industrial HoldingsStake acquisition/disposal
10/15GenesystemMerger
10/15CarelabsMerger
10/15KyungnongMerger
10/15GenesystemMerger
10/15AmendedIBKS No.25 Special Purpose Acquisition CompanyMerger
10/15CarelabsMerger

Exchange actions 19

10/15Barunson Entertainment & ArtsExchange
10/15i-Scream EduExchange
10/15Jeongmoon InformationExchange
10/15SI ResourcesTrading halt
10/15Hyungji GlobalExchange
10/15WON TechUnfaithful disclosure
10/15TKG AikangExchange
10/15ESTaidAdministrative issue
10/15SoftcenTrading halt
10/15SI ResourcesExchange
10/15ZaigleExchange
10/15Q AIDExchange
10/15WOOJIN NtecTrading halt
10/15Nuin TEKExchange
10/15WOOJIN NtecExchange
10/15MoadataExchange
10/15MoadataSpin-off / split
10/15STXExchange
10/15Automobile & PCBInvestment caution