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Key filings, December 11, 2025

519 filings · 9 highlights
← December 10, 2025December 12, 2025 →

Supply contracts 28

12/11SphereWorth 328.2% of last year's revenue, over about 3 months.₩8.4B
12/11AmendedLS Marine SolutionWorth 39.6% of last year's revenue, over about 19 months.₩28B
12/11AmendedHVMWorth 35.8% of last year's revenue, over about 11 months.₩16.2B
12/11AmendedKyungnongWorth 30% of last year's revenue, over about 11 months.₩104B
12/11AmendedSD systemWorth 26.3% of last year's revenue, over about 16 months.₩5.6B
12/11AmendedDevelopment Advance SolutionWorth 18.5% of last year's revenue, over about 58 months.₩41.6B
12/11Namkwang Engineering & ConstructionWorth 16% of last year's revenue, over about 42 months.₩80.7B
12/11Winners ElecWorth 15.9% of last year's revenue, over about 7 months.₩4.2B
12/11ContecWorth 12.5% of last year's revenue, over about 30 months.₩8.6B
12/11AmendedChinhung InternationalWorth 12.5% of last year's revenue, over about 90 months.₩68.4B
12/11BHIWorth 12.4% of last year's revenue, over about 34 months.₩50B
12/11iCRAFTWorth 12.3% of last year's revenue, over about 3 months.₩12.4B
12/11AmendedTSIWorth 12.1% of last year's revenue, over about 32 months.₩18B
12/11AmendedNamkwang Engineering & ConstructionWorth 10.1% of last year's revenue, over about 74 months.₩45.3B
12/11DongbuWorth 9.6% of last year's revenue, over about 109 months.₩163B
12/11AmendedKUMHO Engineering & ConstructionWorth 8.5% of last year's revenue, over about 109 months.₩163B
12/11KUMHO Engineering & ConstructionWorth 8.5% of last year's revenue.₩163B
12/11Hanwha SystemsWorth 7.2% of last year's revenue, over about 25 months.₩203B
12/11AmendedDohwa EngineeringWorth 7% of last year's revenue, over about 18 months.₩40.3B
12/11KoreaGasWorth 5.4% of last year's revenue, over about 120 months.₩2.06T
12/11AmendedHJ Shipbuilding & ConstructionWorth 4.8% of last year's revenue, over about 36 months.₩85.1B
12/11AmendedDaewoo Engineering & ConstructionWorth 4.4% of last year's revenue, over about 109 months.₩461B
12/11Daewoo Engineering & ConstructionWorth 4.4% of last year's revenue.₩461B
12/11LIG Defense&AerospaceWorth 3.6% of last year's revenue, over about 55 months.₩119B
12/11AmendedLSWorth 3.6% of last year's revenue, over about 38 months.₩122B
12/11AmendedLS ElectricWorth 3.6% of last year's revenue, over about 38 months.₩122B
12/11LIG Defense&AerospaceWorth 3% of last year's revenue, over about 55 months.₩97.9B
12/11HD Hyundai Heavy IndustriesWorth 2.5% of last year's revenue, over about 32 months.₩354B

Insider trades 30

12/11SKCInsider ownership report
12/11SKCInsider ownership report
12/11SKCInsider ownership report
12/11HyVISION SYSTEM.Insider ownership report
12/11SKCInsider ownership report
12/11SKCInsider ownership report
12/11Sejong TelecomInsider ownership report
12/11Narae NanotechInsider ownership report
12/11National Plastic CompanyInsider ownership report
12/11KosesInsider ownership report
12/11National Plastic CompanyInsider ownership report
12/11Chips&MediaInsider ownership report
12/11Seoul Food INDInsider ownership report
12/11AmendedChips&MediaInsider ownership report
12/11Chips&MediaInsider ownership report
12/11Chong Kun Dang PharmaceuticalInsider ownership report
12/11HyVISION SYSTEM.Insider ownership report
12/11Welcron HantecInsider ownership report
12/11Mirai SemiconductorsInsider ownership report
12/11NH Special Purpose Acquisition 32 CompanyInsider ownership report
12/11Samsung Electronics Co,Insider ownership report
12/11SJG SejongInsider ownership report
12/11SJG SejongInsider ownership report
12/11HBLInsider ownership report
12/11HANJIN LogisticsInsider ownership report
12/11Myungmoon PharmInsider ownership report
12/11NeotechnicalsystemInsider ownership report
12/11Shinsung Delta TechInsider ownership report
12/11Hite JinroInsider ownership report
12/11H&SHigh TechInsider ownership report

5% holders 33

12/11New 5%NH Special Purpose Acquisition 32 CompanyA major holder's stake rose from 0.00% to 13.01%.13.01%
12/11AmendedNew 5%Aimed BioA major holder's stake rose from 0.00% to 8.21% (new report).8.21%
12/11New 5%Hans BiomedA major holder's stake rose from 0.00% to 5.51%.5.51%
12/11New 5%Hanyang DigitechA major holder's stake rose from 0.00% to 5.05%.5.05%
12/11New 5%JOLA major holder's stake rose from 0.65% to 5.30%.5.30%
12/11QuantumRailA major holder's stake fell from 34.95% to 22.93% (related-party change).22.93%
12/11Below 5%ShinwonConstructionA major holder's stake fell from 7.40% to 0.00%.0.00%
12/11DaelimPaperA major holder's stake rose from 61.89% to 66.89% (related-party change).66.89%
12/11AmendedBelow 5%SECA major holder's stake fell from 8.74% to 4.44%.4.44%
12/11Below 5%Sangji ConstructionA major holder's stake fell from 5.13% to 1.00%.1.00%
12/11Sejong TelecomA major holder's stake rose from 62.60% to 64.00%.64.00%
12/11Exion Group CompanyA major holder's stake fell from 15.34% to 14.03% (conversion/exercise).14.03%
12/11DigiCAPA major holder's stake rose from 43.88% to 45.18% (open-market buy).45.18%
12/11CS WindA major holder's stake fell from 41.40% to 40.53% (pledge).40.53%
12/11Chong Kun Dang PharmaceuticalA major holder's stake rose from 39.46% to 39.66% (open-market buy).39.66%
12/11KeyeastA major holder's stake fell from 33.71% to 33.52%.33.52%
12/11MKElectronA major holder's stake fell from 36.46% to 36.36% (related-party change).36.36%
12/11Pixelplus.A major holder's stake rose from 32.49% to 32.56% (open-market buy).32.56%
12/11Bookook SecuritiesA major holder's stake rose from 33.87% to 33.91% (related-party change).33.91%
12/11National Plastic CompanyA major holder's stake rose from 58.17% to 58.20% (pledge).58.20%
12/11EcoproA major holder's stake fell from 25.58% to 25.57% (pledge).25.57%
12/11IS DongseoReport of 5%+ holding
12/11Aimed BioReport of 5%+ holding
12/11Korea Real Estate Investment & TrustA major holder's stake rose from 35.46% to 35.46%.35.46%
12/11SoulbrainA major holder's stake rose from 44.93% to 44.93%.44.93%
12/11KolonA major holder's stake rose from 53.52% to 53.52% (pledge).53.52%
12/11Hana TechnologyA major holder's stake rose from 29.32% to 29.32% (share lending).29.32%
12/11Mirai SemiconductorsA major holder's stake rose from 73.55% to 73.55% (open-market sale).73.55%
12/11Pond GroupA major holder's stake rose from 76.44% to 76.44% (pledge).76.44%
12/11Hansae Yes24 HoldingsA major holder's stake rose from 79.68% to 79.68% (pledge).79.68%
12/11JOLA major holder's stake rose from 5.30% to 5.30%.5.30%
12/11Ecopro BMA major holder's stake rose from 45.59% to 45.59%.45.59%
12/11SyntekaBioA major holder's stake rose from 21.66% to 21.66% (pledge).21.66%

Buybacks 19

12/11AmendedDisposalLS Marine SolutionPlans to dispose of 1,345,875 sh of treasury stock, Dec 17 to Dec 17.₩37.4B
12/11DisposalEugeneTechnologyPlans to dispose of 300,000 sh of treasury stock, Dec 12 to Dec 12.₩22.4B
12/11DisposalINNOX Advanced MaterialsPlans to dispose of 633,267 sh of treasury stock, Dec 19 to Dec 19.₩17.9B
12/11DisposalWhanin PharmPlans to dispose of 1,316,880 sh of treasury stock, Dec 12 to Dec 12.₩15.4B
12/11CancellationSeojin SystemCancels 408,870 sh, 0.73% of shares issued, on Dec 16.408,870 sh
12/11CancellationTovisCancels 779,797 sh, 4.93% of shares issued, on Jan 7.779,797 sh
12/11CancellationDMSCancels 1,116,899 sh, 4.72% of shares issued, on Dec 17.1,116,899 sh
12/11DisposalDongKookPharmaceuticalPlans to dispose of 371,987 sh of treasury stock, Dec 12 to Dec 12.₩7B
12/11DisposalJIN Yang PharmaceuticalPlans to dispose of 904,391 sh of treasury stock, Dec 12 to Dec 12.₩4.8B
12/11DisposalKyungdongPharmPlans to dispose of 774,257 sh of treasury stock, Dec 12 to Dec 12.₩4.7B
12/11BuybackMiwon Specialty ChemicalPlans to buy back 15,000 sh of treasury stock, Dec 12 to Mar 11.₩2.1B
12/11TrustPlumb FastEnded a share buyback trust contract.₩1B
12/11AmendedBuybackModa-InnoChipsPlans to buy back 500,000 sh of treasury stock, Dec 10 to Mar 9.₩873M
12/11DisposalMiwon ChemicalsPlans to dispose of 5,148 sh of treasury stock.₩401.2M
12/11DisposalMiwon ChemicalsPlans to dispose of 1,600 sh of treasury stock.₩148.3M
12/11DisposalChunboPlans to dispose of 1,914 sh of treasury stock, Dec 16 to Mar 15.₩124.8M
12/11InnoxTreasury stock disposal
12/11Miwon HoldingsTreasury stock acquisition
12/11SeouLinBioscienceTreasury stock disposal

Share issues & bonds 19

12/11Rights offeringTrinity AirwaysIssuing 63,816,210 sh of new shares, equal to 23.4% of existing shares.₩100B
12/11CBEnjetConversion price ₩6,664; if all converted, equal to 8.4% of shares outstanding.₩6B
12/11AmendedCBZenix RoboticsConversion price ₩15,893; if all converted, equal to 6.3% of shares outstanding.₩14B
12/11CBSNT HoldingsConversion price ₩63,086; if all converted, equal to 3.1% of shares outstanding.₩30B
12/11InnoxExchangeable bond issue
12/11DAPRights offering
12/11AmendedDong-A PharmaceuticalConvertible bond issue
12/11SK InnovationCapital reduction
12/11CelltrionRights offering
12/11AmendedPeopleBioConvertible bond issue
12/11AmendedST PharmConvertible bond issue
12/11EBINNOX Advanced MaterialsExchange price ₩28,248; if all exchanged, equal to 3.1% of shares outstanding.₩17.9B
12/11Trinity AirwaysRights offering
12/11SeouLinBioscienceExchangeable bond issue
12/11AmendedEBLS Marine SolutionExchange price ₩27,800; if all exchanged, equal to 2.6% of shares outstanding.₩37.4B
12/11AmendedLasersselRights offering
12/11EBSNT HoldingsExchange price ₩49,871; if all exchanged, equal to 4.7% of shares outstanding.₩77.2B
12/11EBSNT HoldingsExchange price ₩42,605; if all exchanged, equal to 4.7% of shares outstanding.₩41.3B
12/11AmendedE8Rights offering

M&A & spin-offs 7

12/11Eco VoltMerger
12/11AmendedPeopleBioTangible asset deal
12/11AmendedPeopleBioTangible asset deal
12/11Osung Advanced MaterialsMerger
12/11AmendedTOP MaterialTangible asset deal
12/11AmendedTovisSpin-off / split
12/11AmendedLskairobotStake acquisition/disposal

Exchange actions 4

12/11People & Technology MsUnfaithful disclosure
12/11MedicoxExchange
12/11Able C&CTrading halt
12/11Jahwa ElectronicsUnfaithful disclosure