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Key filings, January 19, 2026

274 filings · 8 highlights
← January 16, 2026January 20, 2026 →

Supply contracts 6

1/19VMWorth 26.4% of last year's revenue, over about 3 months.₩18.5B
1/19Namkwang Engineering & ConstructionWorth 23.5% of last year's revenue, over about 71 months.₩119B
1/19AmendedDongbuWorth 13.3% of last year's revenue, over about 55 months.₩161B
1/19InnometryWorth 10.4% of last year's revenue, over about 1 month.₩5.5B
1/19AmendedSamil C&SWorth 7.6% of last year's revenue, over about 89 months.₩16.9B
1/19Daechang SolutionWorth 6.8% of last year's revenue, over about 16 months.₩4.2B

Preliminary earnings 1

1/19JoyCityOperating profit ₩2.7B, up 32.7% YoY. Revenue ₩48B, up 44.2% YoY.₩2.7B

Insider trades 41

1/19KoMiInsider ownership report
1/19ElcomtecInsider ownership report
1/19ElcomtecInsider ownership report
1/19Onconic TherapeuticsInsider ownership report
1/19PharmicellInsider ownership report
1/19Theragen EtexInsider ownership report
1/19KoMiInsider ownership report
1/19Hanon SystemsInsider ownership report
1/19Hanon SystemsInsider ownership report
1/19Nobland InternationalInsider ownership report
1/19Wing's FootInsider ownership report
1/19DB InsuranceInsider ownership report
1/19Castec KoreaInsider ownership report
1/19GraphyInsider ownership report
1/19HunesionInsider ownership report
1/19Y2 SolutionInsider ownership report
1/19AdbiotechInsider ownership report
1/19Heungkuk MetaltechInsider ownership report
1/19Hyundai FeedInsider ownership report
1/19WavusInsider ownership report
1/19Heungkuk MetaltechInsider ownership report
1/19Hyundai FeedInsider ownership report
1/19WavusInsider ownership report
1/19IntermInsider ownership report
1/19Heungkuk MetaltechInsider ownership report
1/19Heungkuk MetaltechInsider ownership report
1/19CG InvitesInsider ownership report
1/19CG InvitesInsider ownership report
1/19CG InvitesInsider ownership report
1/19BG T&AInsider ownership report
1/19InsanInsider ownership report
1/19APSInsider ownership report
1/19APSInsider ownership report
1/19CG MedTechInsider ownership report
1/19CG MedTechInsider ownership report
1/19GamsungInsider ownership report
1/19TomocubeInsider ownership report
1/19TomocubeInsider ownership report
1/19KinxInsider ownership report
1/19Samsung SDIInsider ownership report
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5% holders 33

1/19New 5%Hyundai FeedA major holder's stake rose from 0.00% to 41.01% (share consolidation/split).41.01%
1/19New 5%CG MedTechA major holder's stake rose from 0.00% to 40.41% (share consolidation/split).40.41%
1/19Below 5%Hyundai FeedA major holder's stake fell from 40.44% to 0.00% (share consolidation/split).0.00%
1/19Below 5%CG MedTechA major holder's stake fell from 40.41% to 0.00% (share consolidation/split).0.00%
1/19New 5%ESR Kendall Square REITA major holder's stake rose from 0.00% to 5.01% (new report).5.01%
1/19New 5%PSKA major holder's stake rose from 0.00% to 5.00% (new report).5.00%
1/19AdbiotechA major holder's stake rose from 20.84% to 34.20% (rights offering).34.20%
1/19APSA major holder's stake rose from 32.79% to 35.57% (open-market buy).35.57%
1/19Wing's FootA major holder's stake rose from 58.75% to 61.33% (open-market buy).61.33%
1/19AmendedThe Asia Business DailyA major holder's stake rose from 45.53% to 47.73% (related-party change).47.73%
1/19DreamCISA major holder's stake fell from 73.50% to 71.48% (stock option).71.48%
1/19Below 5%FescaroA major holder's stake fell from 6.54% to 4.53% (open-market sale).4.53%
1/19ElcomtecA major holder's stake rose from 57.19% to 58.78%.58.78%
1/19FSNA major holder's stake rose from 28.97% to 30.13% (related-party change).30.13%
1/19Dasan SoluetaA major holder's stake rose from 37.74% to 38.85% (related-party change).38.85%
1/19Intelligent Digital Integrated SecurityA major holder's stake rose from 51.92% to 52.98% (open-market buy).52.98%
1/19AtonA major holder's stake rose from 30.70% to 31.16% (pledge).31.16%
1/19SmecA major holder's stake rose from 11.87% to 12.27% (pledge).12.27%
1/19Y2 SolutionA major holder's stake rose from 28.87% to 29.06% (open-market buy).29.06%
1/19AutechA major holder's stake rose from 5.19% to 5.28%.5.28%
1/19InsanA major holder's stake rose from 25.43% to 25.51%.25.51%
1/19BG T&AA major holder's stake fell from 25.51% to 25.44% (related-party change).25.44%
1/19Atec MobilityA major holder's stake rose from 30.68% to 30.72% (related-party change).30.72%
1/19Yuanta Securities KoreaA major holder's stake rose from 58.81% to 58.82% (related-party change).58.82%
1/19KohYoungTechnologyA major holder's stake fell from 20.50% to 20.49% (related-party change).20.49%
1/19Neo CremarA major holder's stake rose from 44.88% to 44.88% (pledge).44.88%
1/19Blue Industrial DevelopmentA major holder's stake rose from 6.84% to 6.84% (pledge).6.84%
1/19EM-Tech.A major holder's stake rose from 15.07% to 15.07% (share lending).15.07%
1/19Vivozon PharmaceuticalA major holder's stake rose from 37.71% to 37.71% (share lending).37.71%
1/19SC EngineeringReport of 5%+ holding
1/19WemadeA major holder's stake rose from 39.34% to 39.34% (pledge).39.34%
1/19ASTechA major holder's stake rose from 50.14% to 50.14% (pledge).50.14%
1/19EcoproA major holder's stake rose from 25.57% to 25.57% (pledge).25.57%

Buybacks 10

1/19AmendedBuybackJTCPlans to buy back 4,021,448 sh of treasury stock, Jan 26 to Apr 6.₩15B
1/19AmendedDisposalTFEPlans to dispose of 250,000 sh of treasury stock, Jan 21 to Jan 21.₩10.5B
1/19DisposalBumhan Fuel CellPlans to dispose of 178,500 sh of treasury stock, Jan 27 to Jan 27.₩7B
1/19TrustDongwonDevelopmentSigned a ₩5B trust contract to buy back shares.₩5B
1/19DisposalSebo Manufacturing EngineeringPlans to dispose of 339,400 sh of treasury stock, Jan 20 to Jan 20.₩4.7B
1/19DisposalSUNGDO Engineering & Construction.Plans to dispose of 750,000 sh of treasury stock, Jan 20 to Jan 20.₩4.7B
1/19BuybackBITComputerPlans to buy back 216,921 sh of treasury stock, Jan 20 to Apr 20.₩1B
1/19Sebo Manufacturing EngineeringShare cancellation
1/19SUNGDO Engineering & Construction.Share cancellation
1/19Suprema HQBuyback

Share issues & bonds 12

1/19AmendedRights offeringMiraeIssuing 608,174 sh of new shares, equal to 13.6% of existing shares.₩6.8B
1/19SphereRights offering
1/19RftechRights offering
1/19EBMH MaterialsExchange price ₩3,793; if all exchanged, equal to 5.7% of shares outstanding.₩5.5B
1/19AmendedASTechRights offering
1/19AmendedKEM TechRights offering
1/19AmendedMiraeRights offering
1/19AmendedEBTFEExchange price ₩42,100; if all exchanged, equal to 2.1% of shares outstanding.₩10.5B
1/19EBBumhan Fuel CellExchange price ₩39,377; if all exchanged, equal to 2% of shares outstanding.₩7B
1/19Great Rich TechnologiesRights offering
1/19AmendedKEM TechRights offering
1/19KEM TechRights offering

M&A & spin-offs 3

1/19AmendedNRBA ₩36B deal, equal to 26.5% of total assets.₩36B
1/19EV Advanced MaterialA ₩24B deal, equal to 17.7% of total assets.₩24B
1/19AmendedHanwha VisionTangible asset deal

Exchange actions 5

1/19DMSExchange
1/19ItoxiUnfaithful disclosure
1/19DMSTrading halt
1/19DMSTrading halt
1/19CreoSGUnfaithful disclosure