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Key filings, March 24, 2026

857 filings · 6 highlights
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Supply contracts 21

3/24VMWorth 116% of last year's revenue, over about 8 months.₩81.6B
3/24AmendedSphereWorth 102.2% of last year's revenue, over about 6 months.₩2.6B
3/24L&FWorth 84.2% of last year's revenue, over about 45 months.₩1.61T
3/24AmendedKorea Electronic Power Industrial DevelopmentWorth 78.9% of last year's revenue, over about 111 months.₩290B
3/24AmendedKorea Electronic Power Industrial DevelopmentWorth 78.6% of last year's revenue, over about 111 months.₩289B
3/24AmendedKorea Electronic Power Industrial DevelopmentWorth 65.5% of last year's revenue, over about 114 months.₩241B
3/24AmendedVictekWorth 43.9% of last year's revenue, over about 30 months.₩31.4B
3/24AmendedBHIWorth 33.2% of last year's revenue, over about 21 months.₩122B
3/24Samil C&SWorth 26.5% of last year's revenue, over about 18 months.₩58.6B
3/24Smart Radar SystemWorth 24.4% of last year's revenue, over about 15 months.₩1.2B
3/24AmendedSTX Engine Co,.Worth 24.3% of last year's revenue, over about 44 months.₩132B
3/24AmendedBHIWorth 19.6% of last year's revenue, over about 57 months.₩47.7B
3/24AmendedBHIWorth 11.6% of last year's revenue, over about 54 months.₩42.5B
3/24InitechWorth 11% of last year's revenue, over about 14 months.₩4.3B
3/24Bumhan Fuel CellWorth 9.9% of last year's revenue, over about 65 months.₩3.6B
3/24AmendedWoojin I&SWorth 8.4% of last year's revenue, over about 46 months.₩7.6B
3/24SK DiscoveryWorth 5.3% of last year's revenue, over about 120 months.₩374B
3/24SK GASWorth 5.3% of last year's revenue, over about 120 months.₩374B
3/24KCC Engineering & ConstructionWorth 5% of last year's revenue, over about 58 months.₩92.3B
3/24GS Engineering & ConstructionWorth 4.5% of last year's revenue, over about 83 months.₩584B
3/24NotaSingle sales/supply contract

Preliminary earnings 1

3/24Korea District HeatingPreliminary operating results

Insider trades 40

3/24AtecInsider ownership report
3/24MIRAE ASSET Life InsuranceInsider ownership report
3/24Namyang Dairy ProductsInsider ownership report
3/24GemVax & KAELInsider ownership report
3/24DavolinkInsider ownership report
3/24GemVax & KAELInsider ownership report
3/24Cosmo Advanced Materials & TechnologyInsider ownership report
3/24MekicsInsider ownership report
3/24SD BiosensorInsider ownership report
3/24SD BiosensorInsider ownership report
3/24SD BiosensorInsider ownership report
3/24SD BiosensorInsider ownership report
3/24SD BiosensorInsider ownership report
3/24SD BiosensorInsider ownership report
3/24SD BiosensorInsider ownership report
3/24Hyundai Livart Furniture CompanyInsider ownership report
3/24SD BiosensorInsider ownership report
3/24VISSEM ElectronicsInsider ownership report
3/24JB Financial GroupInsider ownership report
3/24SD BiosensorInsider ownership report
3/24SD BiosensorInsider ownership report
3/24i-Scream MediaInsider ownership report
3/24SocarInsider ownership report
3/24SD BiosensorInsider ownership report
3/24SD BiosensorInsider ownership report
3/24Kornic AutomationInsider ownership report
3/24KmpharmaceuticalInsider ownership report
3/24Haisung Aero-RoboticsInsider ownership report
3/24Hyundai GlovisInsider ownership report
3/24Bohae BreweryInsider ownership report
3/24NFCInsider ownership report
3/24Trinity AirwaysInsider ownership report
3/24Sungwon Ener TechInsider ownership report
3/24FreeTInsider ownership report
3/24Daesung Hi-TechInsider ownership report
3/24FidelixInsider ownership report
3/24GenesystemInsider ownership report
3/24UNID btplusInsider ownership report
3/24Shinyoung WacoalInsider ownership report
3/24UNID btplusInsider ownership report

5% holders 36

3/24Haisung Aero-RoboticsA major holder's stake fell from 33.33% to 8.47% (related-party change).8.47%
3/24New 5%AribiolabA major holder's stake rose from 0.00% to 8.75% (new report).8.75%
3/24Below 5%SD BiotechnologiesA major holder's stake fell from 15.42% to 0.00% (share lending).0.00%
3/24New 5%WoongjinA major holder's stake rose from 4.89% to 5.22% (new report).5.22%
3/24Below 5%TLBA major holder's stake rose from 0.00% to 4.91% (new report).4.91%
3/24FreeTA major holder's stake fell from 11.31% to 7.64% (open-market buy).7.64%
3/24GenesystemA major holder's stake fell from 17.35% to 15.53% (stock option).15.53%
3/24Sungwon Ener TechA major holder's stake fell from 25.55% to 23.81%.23.81%
3/24Cosmo Advanced Materials & TechnologyA major holder's stake rose from 29.31% to 30.80% (rights offering).30.80%
3/24Kornic AutomationA major holder's stake fell from 68.92% to 67.79% (related-party change).67.79%
3/24Korea Fuel-TechA major holder's stake rose from 12.09% to 13.17%.13.17%
3/24LG H&HA major holder's stake rose from 6.11% to 7.17%.7.17%
3/24SamchullyA major holder's stake rose from 5.16% to 6.16%.6.16%
3/24AmendedDaishin SecuritiesA major holder's stake fell from 16.52% to 15.80% (related-party change).15.80%
3/24FidelixA major holder's stake fell from 30.87% to 30.18%.30.18%
3/24Hansol HomeDeA major holder's stake rose from 25.03% to 25.66% (open-market buy).25.66%
3/24K-Top ReitsA major holder's stake rose from 12.18% to 12.58%.12.58%
3/24GemVax & KAELA major holder's stake rose from 25.69% to 26.03% (share lending).26.03%
3/24mPlusA major holder's stake rose from 27.86% to 28.05% (pledge).28.05%
3/24Hanwha SolutionsA major holder's stake fell from 36.93% to 36.75% (related-party change).36.75%
3/24LG ElectronicsA major holder's stake rose from 35.11% to 35.27% (related-party change).35.27%
3/24VISSEM ElectronicsA major holder's stake rose from 37.47% to 37.63% (related-party change).37.63%
3/24Studio MirA major holder's stake rose from 65.46% to 65.60% (share lending).65.60%
3/24Hansol IONESA major holder's stake fell from 37.07% to 36.93% (stock option).36.93%
3/24Hansol PaperA major holder's stake rose from 30.87% to 31.00% (stock option).31.00%
3/24Hyundai Livart Furniture CompanyA major holder's stake fell from 41.31% to 41.21% (related-party change).41.21%
3/24KmpharmaceuticalA major holder's stake rose from 39.10% to 39.19% (open-market buy).39.19%
3/24MakusA major holder's stake rose from 9.07% to 9.09%.9.09%
3/24DaewonkangupA major holder's stake fell from 40.16% to 40.14% (related-party change).40.14%
3/24HC BoKwang IndustryA major holder's stake rose from 68.97% to 68.98% (open-market buy).68.98%
3/24Daishin SecuritiesReport of 5%+ holding
3/24LogenA major holder's stake rose from 67.75% to 67.75% (pledge).67.75%
3/24InBodyA major holder's stake rose from 29.09% to 29.09% (pledge).29.09%
3/24BitplanetA major holder's stake rose from 8.47% to 8.47% (pledge).8.47%
3/24HS IndustriesA major holder's stake rose from 33.59% to 33.59% (pledge).33.59%
3/24NBTA major holder's stake rose from 23.32% to 23.32% (pledge).23.32%

Buybacks 14

3/24TrustPentastone ElectronicsSigned a ₩3B trust contract to buy back shares.₩3B
3/24BuybackDMSPlans to buy back 418,410 sh of treasury stock, Mar 25 to Jun 24.₩3B
3/24DisposalSK SecuritiesPlans to dispose of 4,000,000 sh of treasury stock, Mar 24 to Mar 31.₩2.7B
3/24TrustSM Life Design GroupSigned a ₩1.1B trust contract to buy back shares.₩1.1B
3/24TrustNew Kids OnSigned a ₩1B trust contract to buy back shares.₩1B
3/24TrustSTOSigned a ₩1B trust contract to buy back shares.₩1B
3/24DisposalKctechPlans to dispose of 5,418 sh of treasury stock, Mar 25 to Mar 25.₩246M
3/24DisposalKCPlans to dispose of 1,211 sh of treasury stock, Mar 25 to Mar 25.₩37.3M
3/24Toebox KoreaShare cancellation
3/24OSPShare cancellation
3/24KCShare cancellation
3/24KctechShare cancellation
3/24Daishin SecuritiesShare cancellation
3/24CelltrionShare cancellation

Share issues & bonds 17

3/24AmendedBonus issueCK SolutionBonus issue of new shares equal to 198% of existing shares.21,654,272 sh
3/24AmendedCBB2EnConversion price ₩1,051; if all converted, equal to 19.3% of shares outstanding.₩15B
3/24AmendedCBNdfosConversion price ₩2,871; if all converted, equal to 12.6% of shares outstanding.₩11B
3/24ITM SemiconductorRights offering
3/24AmendedSekonixCapital reduction
3/24CJ CGVRights offering
3/24NICE HoldingsRights offering
3/24AmendedCSA CosmicCapital reduction
3/24AmendedCSA CosmicRights offering
3/24AmendedB2EnRights offering
3/24AmendedARIBIO HoldingsConvertible bond issue
3/24Skonec EntertainmentRights offering
3/24AmendedCheongboConvertible bond issue
3/24AmendedGreat Rich TechnologiesRights offering
3/24AmendedGreat Rich TechnologiesRights offering
3/24KR MotorsConvertible bond issue
3/24KR MotorsConvertible bond issue

Exchange actions 9

3/24AstaTrading halt
3/24AstaExchange
3/24Seung ILAdministrative issue
3/24VMTrading halt
3/24HironicExchange
3/24Dragonfly GFExchange
3/24AstaTrading halt
3/24AstaExchange inquiry
3/24KCTrading halt