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Key filings, October 6, 2026

401 filings · 12 highlights
← October 2, 2026October 7, 2026 →

Supply contracts 28

10/6AmendedPosco Future MWorth 1068% of last year's revenue, over about 119 months.₩21.25T
10/6NextinWorth 38% of last year's revenue, over about 14 months.₩25.4B
10/6UNION biometricsWorth 33.5% of last year's revenue, over about 3 months.₩17.2B
10/6AstaWorth 30.4% of last year's revenue, over about 3 months.₩1B
10/6AmendedWoowon DevelopmentWorth 30.3% of last year's revenue, over about 81 months.₩87.9B
10/6SphereWorth 19.7% of last year's revenue, over about 15 months.₩18.8B
10/6SphereWorth 18.5% of last year's revenue, over about 3 months.₩17.7B
10/6TaesungWorth 18.2% of last year's revenue, over about 9 months.₩6.9B
10/6AmendedWoowon DevelopmentWorth 15.3% of last year's revenue, over about 68 months.₩48.4B
10/6Teraview HoldingsWorth 13.7% of last year's revenue, over about 4 months.₩1.1B
10/6LasersselWorth 13.2% of last year's revenue, over about 8 months.₩619.3M
10/6Hansung CleantechWorth 11.5% of last year's revenue, over about 11 months.₩23B
10/6AmendedFlittoWorth 11.2% of last year's revenue, over about 16 months.₩4B
10/6AmendedIteyesWorth 10.6% of last year's revenue, over about 24 months.₩7.9B
10/6AmendedNamkwang Engineering & ConstructionWorth 8.7% of last year's revenue, over about 91 months.₩20.6B
10/6AmendedHD HyundaiWorth 8.6% of last year's revenue, over about 72 months.₩339B
10/6AmendedHD Korea Shipbuilding & Offshore EngineeringWorth 8.6% of last year's revenue, over about 72 months.₩339B
10/6Micube SolutionWorth 8.4% of last year's revenue, over about 18 months.₩2.2B
10/6Micube SolutionWorth 8.4% of last year's revenue, over about 18 months.₩2.2B
10/6Sanil ElectricWorth 7% of last year's revenue, over about 72 months.₩35.1B
10/6CR HoldingsWorth 6.6% of last year's revenue, over about 6 months.₩35.1B
10/6Chosun RefractoriesWorth 6.6% of last year's revenue, over about 6 months.₩35.1B
10/6UbionWorth 5.5% of last year's revenue, over about 12 months.₩1.9B
10/6CR HoldingsWorth 5.2% of last year's revenue, over about 6 months.₩27.9B
10/6Chosun RefractoriesWorth 5.2% of last year's revenue, over about 6 months.₩27.9B
10/6HANMI SemiconductorWorth 4.2% of last year's revenue, over about 14 months.₩24.5B
10/6Samsung Electro-MechanicsWorth 2.5% of last year's revenue, over about 12 months.₩286B
10/6AmendedDoosan EnerbilitySingle sales/supply contract

Insider trades 88

10/6Net saleKorea Investment HoldingsNational Pension Service bought 37,063 sh and sold 773,458 sh, Jul 1–Sep 30: net sale of 736,395 sh.₩7.5B
10/6Net saleKIWOOM SecuritiesNational Pension Service bought 105,715 sh and sold 489,964 sh, Jul 1–Sep 30: net sale of 384,249 sh.₩32.8B
10/6Net saleSamsung SecuritiesNational Pension Service bought 654,786 sh and sold 1,727,976 sh, Jul 1–Sep 29: net sale of 1,073,190 sh.₩64.9B
10/6Net buyLSNational Pension Service bought 496,848 sh and sold 225,193 sh, Jul 1–Sep 30: net buy of 271,655 sh.₩161B
10/6Net buyHyundaimarine&fireinsuranceNational Pension Service bought 3,417,996 sh and sold 1,521,515 sh, Jul 10–Sep 30: net buy of 1,896,481 sh.₩154B
10/6Net buyGS Engineering & ConstructionNational Pension Service bought 3,580,003 sh and sold 1,130,958 sh, Aug 7–Sep 30: net buy of 2,449,045 sh.₩125B
10/6Net saleHyundai Department StoreNational Pension Service bought 345,893 sh and sold 1,032,425 sh, Jul 1–Sep 30: net sale of 686,532 sh.₩42.5B
10/6Net buyHD Construction EquipmentNational Pension Service bought 1,435,097 sh and sold 860,959 sh, Jul 1–Sep 30: net buy of 574,138 sh.₩187B
10/6Net saleLotte ShoppingNational Pension Service bought 594,323 sh and sold 1,180,700 sh, Jul 1–Sep 30: net sale of 586,377 sh.₩72.2B
10/6Net saleCJNational Pension Service bought 357,898 sh and sold 811,222 sh, Jul 1–Sep 30: net sale of 453,324 sh.₩47.1B
10/6Net buyHyundai Engineering & ConstructionNational Pension Service bought 908,101 sh and sold 502,947 sh, Aug 31–Sep 30: net buy of 405,154 sh.₩117B
10/6Net buyDL E&CNational Pension Service bought 894,847 sh and sold 227,370 sh, Jul 1–Sep 30: net buy of 667,477 sh.₩67B
10/6Net saleShinsegaeNational Pension Service bought 118,442 sh and sold 249,321 sh, Jul 1–Sep 30: net sale of 130,879 sh.₩57.4B
10/6Net buyKolon IndustriesNational Pension Service bought 937,775 sh and sold 327,544 sh, Jul 1–Sep 30: net buy of 610,231 sh.₩52.8B
10/6Net buyAmorepacificNational Pension Service bought 244,470 sh and sold 5,835 sh, Sep 17–30: net buy of 238,635 sh.₩33.7B
10/6Net buyS-OilNational Pension Service bought 367,558 sh and sold 164,209 sh, Sep 9–30: net buy of 203,349 sh.₩56.5B
10/6Net saleCosmecca KoreaNational Pension Service bought 308,036 sh and sold 517,828 sh, Jul 1–Sep 30: net sale of 209,792 sh.₩33.9B
10/6Net saleOCI Holdings CompanyNational Pension Service bought 320,988 sh and sold 446,850 sh, Jul 1–Sep 30: net sale of 125,862 sh.₩73B
10/6Net buyIpark Hyundai Development CompanyNational Pension Service bought 1,690,216 sh and sold 447,544 sh, Jul 1–Sep 30: net buy of 1,242,672 sh.₩36.2B
10/6Net saleKolmar KoreaNational Pension Service bought 481,854 sh and sold 641,908 sh, Jul 1–Sep 29: net sale of 160,054 sh.₩55.6B
10/6Net buyCS WindNational Pension Service bought 597,739 sh and sold 110,965 sh, Jul 29–Sep 30: net buy of 486,774 sh.₩28.6B
10/6Net saleBHNational Pension Service bought 369,308 sh and sold 1,488,370 sh, Jul 1–Sep 30: net sale of 1,119,062 sh.₩7B
10/6Net buyKEPCO Engineering & Construction CompanyNational Pension Service bought 697,072 sh and sold 544,723 sh, Jul 1–Sep 30: net buy of 152,349 sh.₩81.2B
10/6Net buyDL HoldingsNational Pension Service bought 215,149 sh and sold 32,935 sh, Aug 28–Sep 30: net buy of 182,214 sh.₩11.6B
10/6Net buyYoungoneNational Pension Service bought 362,772 sh and sold 264,637 sh, Jul 1–Sep 30: net buy of 98,135 sh.₩29.7B
10/6Net buyHanmi Pharm.National Pension Service bought 25,476 sh and sold 11,213 sh, Sep 22–30: net buy of 14,263 sh.₩13.1B
10/6Net buyKorea Petro Chemical INDNational Pension Service bought 90,159 sh and sold 19,873 sh, Sep 15–30: net buy of 70,286 sh.₩9.1B
10/6BuyNH Investment & Securities10%+ shareholder bought 246,000 sh on the market at an average ₩26,150, Sep 29–Oct 6.₩6.4B
10/6Net buyHyosung TNCNational Pension Service bought 21,842 sh and sold 3,101 sh, Sep 1–28: net buy of 18,741 sh.₩7.4B
10/6Net saleSamyang FoodsNational Pension Service bought 36,643 sh and sold 40,743 sh, Sep 1–30: net sale of 4,100 sh.₩48.9B
10/6Net buyDaesangNational Pension Service bought 215,078 sh and sold 49,805 sh, Jul 3–Sep 16: net buy of 165,273 sh.₩3.9B
10/6BuyMi10%+ shareholder bought 119,000 sh on the market at an average ₩21,699, Sep 28.₩2.6B
10/6Net saleHanall BiopharmaNational Pension Service bought 731,328 sh and sold 843,053 sh, Jul 1–Sep 30: net sale of 111,725 sh.₩41.8B
10/6Net saleHansol ChemicalNational Pension Service bought 100,752 sh and sold 112,110 sh, Jul 1–Sep 30: net sale of 11,358 sh.₩22.7B
10/6Net buyCosmaxNational Pension Service bought 253,456 sh and sold 211,897 sh, Jul 1–Sep 30: net buy of 41,559 sh.₩55.4B
10/6Net saleHL MandoNational Pension Service bought 842,215 sh and sold 862,964 sh, Jul 1–Sep 30: net sale of 20,749 sh.₩41.9B
10/6BuyGamsungCEO bought 119,000 sh on the market at an average ₩3,687, Sep 29–Oct 8.₩438.7M
10/6BuySangboAn insider bought 132,566 sh on the market at an average ₩1,871, Sep 29–Oct 2.₩248M
10/6BuyWing YIP Food Holdings GroupCEO bought 131,743 sh on the market at an average ₩1,359, Oct 6–8.₩179M
10/6SaleL&FPresident sold 1,200 sh on the market at an average ₩114,583, Oct 2.₩137.5M
All insider trades →

5% holders 50

10/6New 5%Global TechnologiesA major holder's stake rose from 0.00% to 60.43% (new report).60.43%
10/6New 5%Duksan NavcoursA major holder's stake rose from 0.00% to 51.64%.51.64%
10/6New 5%Beno TNRA major holder's stake rose from 0.00% to 24.19% (related-party change).24.19%
10/6Below 5%Beno TNRA major holder's stake fell from 23.65% to 0.00% (related-party change).0.00%
10/6AmendedNew 5%KG DongbusteelA major holder's stake rose from 0.00% to 13.49%.13.49%
10/6New 5%C-SiteA major holder's stake rose from 0.00% to 7.58% (new report).7.58%
10/6New 5%Daiyang MetalA major holder's stake rose from 0.00% to 6.13% (new report).6.13%
10/6New 5%Shinhan 13th Special Purpose Acquisition CompanyA major holder's stake rose from 0.00% to 5.28%.5.28%
10/6CSA CosmicA major holder's stake rose from 41.08% to 51.92% (rights offering).51.92%
10/6New 5%HANJIN LogisticsA major holder's stake rose from 4.92% to 5.58% (new report).5.58%
10/6New 5%EcoSimplexA major holder's stake rose from 4.99% to 5.00% (new report).5.00%
10/6Plumb FastA major holder's stake rose from 27.94% to 33.97% (gift).33.97%
10/6Below 5%HS AdA major holder's stake fell from 9.33% to 4.60%.4.60%
10/6Below 5%Bigwave RoboticsA major holder's stake rose from 0.00% to 3.57% (open-market sale).3.57%
10/6Below 5%IBKS No.25 Special Purpose Acquisition CompanyA major holder's stake fell from 6.77% to 3.79%.3.79%
10/6Yujin RobotA major holder's stake fell from 43.72% to 41.09%.41.09%
10/6AmendedCastec KoreaA major holder's stake rose from 35.62% to 38.01%.38.01%
10/6Kukil MetalA major holder's stake rose from 51.35% to 52.98%.52.98%
10/6DH AutoleadA major holder's stake fell from 12.05% to 10.68%.10.68%
10/6HyperA major holder's stake fell from 54.52% to 53.18% (off-market sale).53.18%
10/6Sewoo Global Co,A major holder's stake rose from 8.39% to 9.62%.9.62%
10/6Below 5%Cosmecca KoreaA major holder's stake fell from 6.06% to 4.86%.4.86%
10/6Seoul Food INDA major holder's stake rose from 12.20% to 13.28%.13.28%
10/6DUK SAN NeoluxA major holder's stake rose from 6.09% to 7.15%.7.15%
10/6Below 5%Tokai Carbon KoreaA major holder's stake fell from 5.31% to 4.28%.4.28%
10/6BHA major holder's stake rose from 5.03% to 6.03%.6.03%
10/6HVMA major holder's stake fell from 35.04% to 34.16% (pledge).34.16%
10/6THE Nature HoldingsA major holder's stake rose from 7.68% to 8.48%.8.48%
10/6Hwaseung EnterpriA major holder's stake rose from 19.79% to 20.57% (conversion/exercise).20.57%
10/6Below 5%Finger StoryA major holder's stake fell from 5.40% to 4.89% (rights offering).4.89%
10/6E-WorldA major holder's stake rose from 62.64% to 63.09%.63.09%
10/6OptrontecA major holder's stake rose from 29.20% to 29.63% (related-party change).29.63%
10/6HwaseungA major holder's stake rose from 51.08% to 51.32% (open-market buy).51.32%
10/6ELPA major holder's stake rose from 23.80% to 23.96% (open-market buy).23.96%
10/6Neo CremarA major holder's stake rose from 44.88% to 45.03% (open-market buy).45.03%
10/6Top Engineering CompanyA major holder's stake rose from 28.87% to 29.02% (open-market buy).29.02%
10/6GamsungA major holder's stake rose from 30.70% to 30.83% (open-market buy).30.83%
10/6Korea Aerospace IndustriesA major holder's stake rose from 6.68% to 6.81%.6.81%
10/6MecaroA major holder's stake fell from 52.95% to 52.86% (related-party change).52.86%
10/6M2nA major holder's stake rose from 38.57% to 38.61% (open-market buy).38.61%
All 5% holders →

Buybacks 8

10/6TrustYoungoneSigned a ₩50B trust contract to buy back shares.₩50B
10/6TrustMobirixSigned a ₩6B trust contract to buy back shares.₩6B
10/6TrustMobirixEnded a share buyback trust contract.₩4B
10/6DisposalDaekyoPlans to dispose of 4,500 sh of treasury stock, Oct 8 to Oct 12.₩4.4M
10/6KomelonShare cancellation
10/6Samchuly BicycleShare cancellation
10/6Hanatour ServiceShare cancellation
10/6AmendedHotel ShillaTreasury stock disposal

Share issues & bonds 20

10/6Bonus issueKIEBonus issue of new shares equal to 100% of existing shares.1,314,132 sh
10/6CBEco&DreamConversion price ₩9,700; if all converted, equal to 20.3% of shares outstanding.₩35B
10/6AmendedRights offeringMgen SolutionsIssuing 3,843,197 sh of new shares, equal to 15% of existing shares.₩5B
10/6AmendedRights offeringMgen SolutionsIssuing 1,464,128 sh of new shares, equal to 5.7% of existing shares.₩2B
10/6Rights offeringLithium-for-earthIssuing 480,016 sh of new shares, equal to 4% of existing shares.₩1.3B
10/6Rights offeringAlteogenIssuing 191,473 sh of new shares, equal to 0.3% of existing shares.₩50B
10/6Rights offeringAlteogenIssuing 191,473 sh of new shares, equal to 0.3% of existing shares.₩50B
10/6Rights offeringAlteogenIssuing 174,066 sh of new shares, equal to 0.2% of existing shares.₩50B
10/6Rights offeringAlteogenIssuing 174,066 sh of new shares, equal to 0.2% of existing shares.₩50B
10/6THE CodiConvertible bond issue
10/6AmendedMoadataRights offering
10/6AmendedOneul E&MRights offering
10/6AmendedWinhitechConvertible bond issue
10/6AmendedTHE CodiRights offering
10/6AmendedTHE CodiRights offering
10/6AmendedEOFlowRights offering
10/6AmendedEOFlowRights offering
10/6AmendedSeoul Electronics & TelecomRights offering
10/6AmendedEV Advanced MaterialCapital reduction
10/6AmendedSungho ElectronicsBond with warrants issue

M&A & spin-offs 9

10/6AlteogenMerger
10/6Parataxis EthereumMerger
10/6Parataxis KoreaMerger
10/6AlteogenMerger
10/6AmendedParataxis KoreaMerger
10/6AmendedParataxis EthereumMerger
10/6AmendedIBKS No.24 Special Purpose Acquisition CompanyMerger
10/6AmendedSoulbrain HoldingsMerger
10/6AmendedNatureandEnvironmentMerger

Exchange actions 9

10/6E8Spin-off / split
10/6SD BiotechnologiesTrading halt
10/6SD BiotechnologiesExchange
10/6CG MedTechTrading halt
10/6CammSysTrading halt
10/6Serim B&GTrading halt
10/6Aprogen BiologicsAdministrative issue
10/6Seoul Food INDInvestment caution
10/6KIETrading halt