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Key filings, June 2, 2026

442 filings · 8 highlights
← June 1, 2026June 4, 2026 →

Supply contracts 14

6/2Samsung Heavy IndustriesWorth 40.7% of last year's revenue, over about 49 months.₩4.33T
6/2AmendedDypnfWorth 36.9% of last year's revenue, over about 40 months.₩41.8B
6/2Naintech.Worth 30.9% of last year's revenue, over about 19 months.₩25.4B
6/2InswaveWorth 25.4% of last year's revenue, over about 19 months.₩9.9B
6/2AmendedDongbuWorth 21.6% of last year's revenue.₩249B
6/2AmendedPanentertainmentWorth 19.6% of last year's revenue, over about 48 months.₩5.9B
6/2AmendedICDWorth 17% of last year's revenue, over about 9 months.₩25.1B
6/2AmendedWooyang HCWorth 12.7% of last year's revenue.₩23.2B
6/2TaesungWorth 11.9% of last year's revenue, over about 20 months.₩4.5B
6/2AmendedICDWorth 8.4% of last year's revenue, over about 11 months.₩12.5B
6/2AmendedHansung CleantechWorth 8.2% of last year's revenue, over about 15 months.₩16.4B
6/2AmendedShinwonConstructionWorth 8.2% of last year's revenue, over about 20 months.₩21.3B
6/2Amended4by4Worth 6.3% of last year's revenue, over about 12 months.₩2.1B
6/2AmendedIteyesSingle sales/supply contract

Preliminary earnings 1

6/2ParadisePreliminary operating results

Insider trades 60

6/2HanaMicronInsider ownership report
6/2ktcsInsider ownership report
6/2HanaMicronInsider ownership report
6/2HanaMicronInsider ownership report
6/2Hana Financial GroupInsider ownership report
6/2TongyangInsider ownership report
6/2TongyangInsider ownership report
6/2PlasmappInsider ownership report
6/2Hansol ChemicalInsider ownership report
6/2ktcsInsider ownership report
6/2FaduInsider ownership report
6/2LG Energy SolutionInsider ownership report
6/2Paratech CompanyInsider ownership report
6/2Paratech CompanyInsider ownership report
6/2CurocellInsider ownership report
6/2Samsung C&TInsider ownership report
6/2Bohae BreweryInsider ownership report
6/2OptrontecInsider ownership report
6/2AmendedSamsung Electronics Co,Insider ownership report
6/2Hana Pharm.Insider ownership report
6/2Hana Pharm.Insider ownership report
6/2SimpacInsider ownership report
6/2MsdiInsider ownership report
6/2UnisonInsider ownership report
6/2AJU IB InvestmentInsider ownership report
6/2MegatouchInsider ownership report
6/2Cosmo RoboticsInsider ownership report
6/2PosbankInsider ownership report
6/2ilShinbiobaInsider ownership report
6/2SunBioInsider ownership report
6/2ktcsInsider ownership report
6/2Samick THKInsider ownership report
6/2FinetekInsider ownership report
6/2FinetekInsider ownership report
6/2FinetekInsider ownership report
6/2Bowon ChemicalInsider ownership report
6/2FinetekInsider ownership report
6/2FinetekInsider ownership report
6/2Daishin Value REITInsider ownership report
6/2FinetekInsider ownership report
All insider trades →

5% holders 72

6/2Nine & CompanyA major holder's stake fell from 66.21% to 22.07%.22.07%
6/2New 5%YulChonA major holder's stake rose from 0.00% to 9.32%.9.32%
6/2New 5%VMA major holder's stake rose from 0.00% to 5.09% (new report).5.09%
6/2New 5%SupremaA major holder's stake rose from 0.00% to 5.05% (new report).5.05%
6/2Artist StudioA major holder's stake rose from 23.17% to 34.43% (related-party change).34.43%
6/2New 5%DeviceA major holder's stake rose from 4.71% to 5.55%.5.55%
6/2OptrontecA major holder's stake rose from 17.76% to 27.52% (conversion/exercise).27.52%
6/2Below 5%Dasan SoluetaA major holder's stake fell from 9.05% to 0.00% (conversion/exercise).0.00%
6/2AmendedSKCA major holder's stake fell from 51.03% to 43.47% (rights offering).43.47%
6/2Below 5%OptiCoreA major holder's stake fell from 6.29% to 0.00% (conversion/exercise).0.00%
6/2PlasmappA major holder's stake fell from 55.54% to 49.60%.49.60%
6/2Zaram TechnologyA major holder's stake fell from 57.41% to 51.75% (pledge).51.75%
6/2AJU IB InvestmentA major holder's stake fell from 61.54% to 57.38%.57.38%
6/2Below 5%KB Star ReitA major holder's stake fell from 6.93% to 4.74%.4.74%
6/2MiA major holder's stake rose from 7.53% to 9.27%.9.27%
6/2UnisonA major holder's stake rose from 17.69% to 19.16% (conversion/exercise).19.16%
6/2Higen RNMA major holder's stake fell from 72.90% to 71.44% (open-market sale).71.44%
6/2OntideA major holder's stake rose from 40.21% to 41.65%.41.65%
6/2AmendedI-RoboticsA major holder's stake rose from 5.01% to 6.32% (related-party change).6.32%
6/2Wonik IPSA major holder's stake fell from 7.16% to 5.92%.5.92%
6/2ISCA major holder's stake rose from 5.08% to 6.32%.6.32%
6/2SK ReitA major holder's stake rose from 19.58% to 20.79%.20.79%
6/2Winners ElecA major holder's stake fell from 74.44% to 73.32% (stock option).73.32%
6/2DS DansukA major holder's stake rose from 40.11% to 41.18% (open-market buy).41.18%
6/2CQVA major holder's stake fell from 50.87% to 49.84% (open-market buy).49.84%
6/2FNS TechA major holder's stake rose from 31.75% to 32.78%.32.78%
6/2TechwingA major holder's stake fell from 8.11% to 7.12%.7.12%
6/2Below 5%Copus KoreaA major holder's stake fell from 5.74% to 4.78% (off-market sale).4.78%
6/2Dawon CableA major holder's stake rose from 5.01% to 5.86%.5.86%
6/2Cheryong ElectricA major holder's stake rose from 6.84% to 7.62%.7.62%
6/2AmendedWSIA major holder's stake fell from 45.92% to 45.45% (open-market buy).45.45%
6/2Woongjin ThinkbigA major holder's stake fell from 66.83% to 66.37% (related-party change).66.37%
6/2Pixelplus.A major holder's stake rose from 32.35% to 32.66% (open-market buy).32.66%
6/2ExemA major holder's stake rose from 37.15% to 37.44% (open-market buy).37.44%
6/2DASAN NetworksA major holder's stake rose from 29.03% to 29.32% (open-market buy).29.32%
6/2Korea United PharmA major holder's stake fell from 42.17% to 41.90%.41.90%
6/2HanaMicronA major holder's stake fell from 26.41% to 26.16% (open-market sale).26.16%
6/2MecaroA major holder's stake fell from 53.21% to 53.03% (open-market sale).53.03%
6/2ParadiseA major holder's stake fell from 45.26% to 45.15% (pledge).45.15%
6/2i-Scream MediaA major holder's stake fell from 61.14% to 61.04% (share lending).61.04%
All 5% holders →

Buybacks 16

6/2TrustManyo FactorySigned a ₩5B trust contract to buy back shares.₩5B
6/2TrustManyo FactoryEnded a share buyback trust contract.₩5B
6/2AmendedBuybackMcnexPlans to buy back 237,529 sh of treasury stock, Jun 4 to Sep 3.₩5B
6/2DisposalKG DongbusteelPlans to dispose of 764,550 sh of treasury stock, Jun 2 to Jun 2.₩4.3B
6/2TrustNice Information & TelecommunicationSigned a ₩3B trust contract to buy back shares.₩3B
6/2TrustHuvitzEnded a share buyback trust contract.₩3B
6/2BuybackMiwon CommercialPlans to buy back 25,862 sh of treasury stock, Jun 4 to Sep 3.₩3B
6/2DisposalKoreaInformation&CommunicationPlans to dispose of 300,000 sh of treasury stock, Jun 9 to Jun 15.₩2.4B
6/2TrustWinhitechSigned a ₩2B trust contract to buy back shares.₩2B
6/2Truste-future.Signed a ₩1B trust contract to buy back shares.₩1B
6/2DisposalAdvanced Nano ProductsPlans to dispose of 6,300 sh of treasury stock, Jun 4 to Aug 3.₩413.9M
6/2Nice Information & TelecommunicationShare cancellation
6/2KG Eco SolutionTreasury stock disposal
6/2TongyangShare cancellation
6/2AmendedKorchipTreasury stock disposal
6/2McnexTreasury stock acquisition

Share issues & bonds 11

6/2Rights offeringWizitIssuing 3,086,419 sh of new shares, equal to 7.8% of existing shares.₩4B
6/2CBGreen ResourceConversion price ₩15,912; if all converted, equal to 6.9% of shares outstanding.₩20B
6/2BWGreen ResourceExercise price ₩15,912; if all exercised, equal to 3.6% of shares outstanding.₩10B
6/2Rights offeringNH Investment & SecuritiesIssuing 12,861,736 sh of new shares, equal to 3.4% of existing shares.₩400B
6/2AmendedHyundai ElevatorRights offering
6/2AmendedAprogenConvertible bond issue
6/2Sebang Global BatteryRights offering
6/2AmendedHanWool SemiconductorRights offering
6/2AmendedAprogen BiologicsConvertible bond issue
6/2AmendedNeuromekaBonus issue
6/2AmendedHYUNGJI Innovation and Creative CompanyRights offering

M&A & spin-offs 4

6/2Galaxia SMA ₩10.7B deal, equal to 12.9% of total assets.₩10.7B
6/2Daou DataMerger
6/2Daou TechnologyMerger
6/2AmendedSonokongMerger

Exchange actions 5

6/2VidenteTrading halt
6/2Daesan F&BExchange
6/2C&R ResearchSpin-off / split
6/2Mason CapitalSpin-off / split
6/2TongyangTrading halt