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Key filings, October 16, 2026

420 filings · 12 highlights
← October 15, 2026October 19, 2026 →

Supply contracts 13

10/16CenotecWorth 36.2% of last year's revenue, over about 7 months.₩12.9B
10/16AmendedGlobonWorth 21% of last year's revenue, over about 6 months.₩2.7B
10/16AmendedMiraeWorth 20.7% of last year's revenue, over about 8 months.₩10.5B
10/16XIIlabWorth 18.6% of last year's revenue, over about 9 months.₩1.9B
10/16Daewoo Engineering & ConstructionWorth 17.8% of last year's revenue.₩1.44T
10/16JT Corporation.Worth 14.8% of last year's revenue, over about 5 months.₩5.7B
10/16NRBWorth 13.5% of last year's revenue, over about 9 months.₩8B
10/16SolDefenWorth 13.2% of last year's revenue, over about 14 months.₩3.5B
10/16Dong-A PharmaceuticalWorth 13% of last year's revenue, over about 8 months.₩13.5B
10/16AmendedMiraeWorth 12.3% of last year's revenue, over about 5 months.₩6.2B
10/16HyosungWorth 10.1% of last year's revenue, over about 36 months.₩46.8M
10/16WithtechWorth 6.8% of last year's revenue, over about 6 months.₩3.9B
10/16AmendedDong-Ah Geological Engineering CompanyWorth 6.3% of last year's revenue, over about 43 months.₩21.8B

Preliminary earnings 1

10/16Kukdo ChemicalOperating profit ₩4.8B, down 55.3% YoY. Revenue ₩440B, up 24.1% YoY.₩4.8B

Insider trades 49

10/16BuyNew Power PlasmaChairman bought 134,618 sh on the market at an average ₩13,378, Oct 12.₩1.8B
10/16BuyAgabang&companyAn insider bought 295,059 sh on the market at an average ₩5,152, Oct 8–16.₩1.5B
10/16BuyHandsome10%+ shareholder bought 58,500 sh on the market at an average ₩21,172, Oct 8–19.₩1.2B
10/16BuyShinyoung SecuritiesDirector bought 8,830 sh on the market at an average ₩137,894, Oct 8–14.₩1.2B
10/16BuyChungdamglobalCEO bought 86,424 sh on the market at an average ₩4,508, Oct 13–16.₩389.6M
10/16BuyGlobal Tax Free10%+ shareholder bought 57,000 sh on the market at an average ₩5,478, Oct 8.₩312.2M
10/16BuyAU Brandz10%+ shareholder bought 22,217 sh on the market at an average ₩13,502, Oct 8–15.₩300M
10/16BuyJindoChairman bought 96,757 sh on the market at an average ₩2,486, Oct 12–15.₩240.6M
10/16SaleNaverAn insider sold 1,000 sh on the market at an average ₩190,580, Oct 8.₩190.6M
10/16BuyFinebesteelAn insider bought 125,000 sh on the market at an average ₩981, Oct 8–15.₩122.6M
10/16SaleEugeneTechnologyExecutive sold 600 sh on the market at an average ₩180,633, Oct 8.₩108.4M
10/16BuyBookook Securities10%+ shareholder bought 1,900 sh on the market at an average ₩49,207, Oct 12–14.₩93.5M
10/16BuyGenolutionCEO bought 48,925 sh on the market at an average ₩1,438, Oct 8–13.₩70.4M
10/16BuyBITComputerCEO bought 15,000 sh on the market at an average ₩3,933, Oct 12–14.₩59M
10/16BuyHCTCEO bought 18,787 sh on the market at an average ₩3,019, Oct 14–16.₩56.7M
10/16SaleDAE HWA PharmChairman sold 3,500 sh on the market at an average ₩13,226, Oct 8–13.₩46.3M
10/16BuyGMB KoreaDirector bought 10,000 sh on the market at an average ₩3,798, Oct 8.₩38M
10/16BuySunjin Beauty ScienceAuditor bought 4,721 sh on the market at an average ₩6,706, Oct 15.₩31.7M
10/16AmendedBuyNextEyePresident bought 15,692 sh on the market at an average ₩1,936, Oct 16.₩30.4M
10/16BuyNextEyePresident bought 15,692 sh on the market at an average ₩1,936, Oct 16.₩30.4M
10/16BuyNextEyeExecutive bought 15,953 sh on the market at an average ₩1,881, Oct 16.₩30M
10/16BuyNextEyeExecutive bought 15,934 sh on the market at an average ₩1,845, Oct 14–16.₩29.4M
10/16BuySFA EngineeringPresident bought 844 sh on the market at an average ₩30,525, Oct 14–15.₩25.8M
10/16BuyClean & ScienceDirector bought 2,582 sh on the market at an average ₩3,186, Oct 14–15.₩8.2M
10/16BuyKona IAn insider bought 100 sh on the market at an average ₩33,800, Oct 16.₩3.4M
10/16BuykakaopayAn insider bought 30 sh on the market at an average ₩38,250, Oct 14.₩1.1M
10/16Other changeBK Holdings10%+ shareholder's holding rose by 1,439,200 sh (rights offering).+1,439,200 sh
10/16Other changeKiswireChairman's holding rose by 135,000 sh (off-market buy).+135,000 sh
10/16Other changeKiswire10%+ shareholder's holding fell by 135,000 sh (off-market sale).-135,000 sh
10/16Other changeKeeps BiopharmaPresident's holding rose by 33,000 sh (new report).+33,000 sh
10/16Other changeDaelim TradingAn insider's holding fell by 45,385 sh (other change).-45,385 sh
10/16Other changeSK D&D10%+ shareholder's holding rose by 1,178,097 sh (other change, rights offering).+1,178,097 sh
10/16Other changeDongil IndustriesCEO's holding rose by 150,000 sh (other change).+150,000 sh
10/16Other changeDongil IndustriesChairman's holding fell by 150,000 sh (gift).-150,000 sh
10/16Other changeSamsung Electronics Co,Chairman's holding rose by 7,667,100 sh (off-market buy).+7,667,100 sh
10/16Other changeEpisode CompanyDirector's holding fell by 231,500 sh (gift).-231,500 sh
10/16Other changeHanwha Investment&securities10%+ shareholder's holding rose by 50,000,000 sh (rights offering).+50,000,000 sh
10/16Other changeDITExecutive's holding rose by 895 sh (other change).+895 sh
10/16Other changeNexa DynamicsAn insider's holding fell by 4,379,680 sh (off-market sale).-4,379,680 sh
10/16Other changeLS SecuritiesExecutive's holding rose by 3,700 sh (new report).+3,700 sh
All insider trades →

5% holders 42

10/16New 5%STXA major holder's stake rose from 0.00% to 94.89% (new report).94.89%
10/16New 5%STXA major holder's stake rose from 0.00% to 14.84% (conversion/exercise).14.84%
10/16New 5%Jeil M&SA major holder's stake rose from 0.00% to 13.44% (conversion/exercise).13.44%
10/16Hanwha Investment&securitiesA major holder's stake rose from 45.39% to 62.52% (rights offering).62.52%
10/16New 5%DIA major holder's stake rose from 0.00% to 5.12% (new report).5.12%
10/16New 5%AmotechA major holder's stake rose from 0.00% to 5.11% (new report).5.11%
10/16BK HoldingsA major holder's stake rose from 22.92% to 37.95% (open-market buy).37.95%
10/16Nexa DynamicsA major holder's stake fell from 25.56% to 16.27%.16.27%
10/16NetmarbleA major holder's stake fell from 60.71% to 56.02% (related-party change).56.02%
10/16Below 5%NanoSilikhan Advanced MaterialsA major holder's stake fell from 5.08% to 1.96%.1.96%
10/16NetmarbleA major holder's stake fell from 58.58% to 55.85% (related-party change).55.85%
10/16XplusA major holder's stake fell from 40.64% to 38.04% (related-party change).38.04%
10/16Namsun AluminiumA major holder's stake rose from 32.40% to 34.79% (related-party change).34.79%
10/16MediaZenA major holder's stake rose from 38.86% to 40.83%.40.83%
10/16Samyoung S&CA major holder's stake rose from 51.24% to 52.70% (open-market buy).52.70%
10/16SK D&DA major holder's stake rose from 79.36% to 80.78% (rights offering).80.78%
10/16Yeonghwa MetalA major holder's stake rose from 28.66% to 29.69% (open-market buy).29.69%
10/16KB No.29 Special Purpose Acquisition CompanyA major holder's stake rose from 6.94% to 7.95% (open-market buy).7.95%
10/16GenolutionA major holder's stake rose from 27.72% to 28.65% (open-market buy).28.65%
10/16SmecA major holder's stake rose from 28.15% to 28.94%.28.94%
10/16EMnIA major holder's stake rose from 27.05% to 27.65%.27.65%
10/16KohYoungTechnologyA major holder's stake rose from 7.02% to 7.61% (related-party change).7.61%
10/16ChungdamglobalA major holder's stake rose from 41.59% to 42.01%.42.01%
10/16FinebesteelA major holder's stake rose from 29.62% to 29.96% (open-market buy).29.96%
10/16Daelim TradingA major holder's stake fell from 64.78% to 64.48%.64.48%
10/16HandsomeA major holder's stake rose from 42.92% to 43.19% (open-market buy).43.19%
10/16Episode CompanyA major holder's stake fell from 13.02% to 12.83% (gift).12.83%
10/16HCTA major holder's stake rose from 37.00% to 37.13% (open-market buy).37.13%
10/16L&K BiomedA major holder's stake rose from 12.22% to 12.31% (related-party change).12.31%
10/16Samsung SDSA major holder's stake fell from 48.97% to 48.90% (related-party change).48.90%
10/16JS LinkA major holder's stake fell from 28.52% to 28.46% (open-market buy).28.46%
10/16Bookook SecuritiesA major holder's stake rose from 35.36% to 35.39% (related-party change).35.39%
10/16ABL BioA major holder's stake fell from 24.54% to 24.53% (open-market sale).24.53%
10/16Dongil IndustriesA major holder's stake rose from 48.53% to 48.53% (gift).48.53%
10/16Samsung Electronics Co,A major holder's stake rose from 19.69% to 19.69%.19.69%
10/16SY Steel TechA major holder's stake rose from 36.92% to 36.92% (pledge).36.92%
10/16TPA major holder's stake rose from 33.28% to 33.28% (pledge).33.28%
10/16Seojin SystemA major holder's stake rose from 20.51% to 20.51% (pledge).20.51%
10/16BinexA major holder's stake rose from 10.76% to 10.76% (share lending).10.76%
10/16Hanmi ScienceA major holder's stake rose from 71.15% to 71.15% (open-market sale).71.15%
All 5% holders →

Buybacks 8

10/16DisposalHyundai ElevatorPlans to dispose of 144,253 sh of treasury stock, Oct 19 to Nov 13.₩10B
10/16TrustPHASigned a ₩7B trust contract to buy back shares.₩7B
10/16TrustKnowmerceSigned a ₩2B trust contract to buy back shares.₩2B
10/16TrustBonneEnded a share buyback trust contract.₩1B
10/16DisposalHigen RNMPlans to dispose of 76,500 sh of treasury stock, Oct 19 to Oct 31.₩382.5M
10/16Dongwoon AnatechShare cancellation
10/16Hyundai ElevatorShare cancellation
10/16Shinsegae Information & CommunicationShare cancellation

Share issues & bonds 13

10/16AmendedCapital reductionFreeTCapital reduction of 66.7%.66.7%
10/16AmendedRights offeringQurientIssuing 7,100,000 sh of new shares, equal to 18.7% of existing shares.₩106B
10/16Rights offeringCSA CosmicIssuing 1,962,708 sh of new shares, equal to 11.3% of existing shares.₩2B
10/16AmendedCBSecern AIConversion price ₩4,192; if all converted, equal to 7.9% of shares outstanding.₩5B
10/16CBKMWConversion price ₩18,140; if all converted, equal to 4.4% of shares outstanding.₩35B
10/16SigetronicsRights offering
10/16AmendedCSA CosmicRights offering
10/16AmendedWoosung MaterialsBond with warrants issue
10/16AmendedWoosung MaterialsRights offering
10/16AmendedBeno TNRRights offering
10/16GenexineRights offering
10/16AmendedMOA Life PlusConvertible bond issue
10/16AmendedRights offeringSigetronicsRights offering

M&A & spin-offs 10

10/16Woory IndustrialA ₩57.8B deal, equal to 16.9% of total assets.₩57.8B
10/16Hanwha SystemsA ₩1.38T deal, equal to 13.4% of total assets.₩1.38T
10/16KespionA ₩2.9B deal, equal to 12.1% of total assets.₩2.9B
10/16DaewonMerger
10/16AmendedSTrafficBusiness transfer
10/16AmendedIBKS No.24 Special Purpose Acquisition CompanyMerger
10/16AmendedHanwha Plus No 5 Special Purpose Acquisition CompanyMerger
10/16AmendedSamsung BiologicsStake acquisition/disposal
10/16AmendedGenesystemMerger
10/16AmendedCarelabsMerger

Exchange actions 12

10/16SI ResourcesUnfaithful disclosure
10/16AbkoAdministrative issue
10/16NuvotecUnfaithful disclosure
10/16Skonec EntertainmentUnfaithful disclosure
10/16SK Securities No.12 Special Purpose Acquisition CompanyAdministrative issue
10/16Yuanta 16 SPECIAL PURPOSE ACQUISITION COMPANYAdministrative issue
10/16EMnIExchange inquiry
10/16MiraeING.Administrative issue
10/16LG DisplayUnfaithful disclosure
10/16LG Energy SolutionUnfaithful disclosure
10/16DL HoldingsExchange inquiry
10/16Hanwha SystemsExchange inquiry