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Key filings, August 26, 2026

409 filings · 12 highlights
← August 25, 2026August 27, 2026 →

Supply contracts 16

8/26KeyeastWorth 143.6% of last year's revenue, over about 7 months.₩22.5B
8/26AmendedSghealthcareWorth 78% of last year's revenue, over about 16 months.₩12.6B
8/26XIIlabWorth 37.9% of last year's revenue, over about 5 months.₩3.9B
8/26AmendedDong-Ah Geological Engineering CompanyWorth 34.5% of last year's revenue, over about 140 months.₩105B
8/26AmendedSeohee ConstructionWorth 26.8% of last year's revenue, over about 40 months.₩395B
8/26HNK Machine ToolWorth 25.5% of last year's revenue, over about 8 months.₩7.8B
8/26MakinaRocksWorth 20.5% of last year's revenue, over about 16 months.₩2.4B
8/26AmendedKUMHO Engineering & ConstructionWorth 17.9% of last year's revenue, over about 48 months.₩370B
8/26Yujin TechnologyWorth 16.7% of last year's revenue, over about 14 months.₩4.8B
8/26AmendedTomatosystemWorth 16.4% of last year's revenue, over about 17 months.₩3.5B
8/26AmendedSghealthcareWorth 10.6% of last year's revenue, over about 14 months.₩1.7B
8/26Geumhwa PSCWorth 7.8% of last year's revenue, over about 36 months.₩33.1B
8/26Korea Electronic Power Industrial DevelopmentWorth 7% of last year's revenue, over about 36 months.₩27.6B
8/26AmendedDaewoo Engineering & ConstructionWorth 6.3% of last year's revenue, over about 48 months.₩736B
8/26Iljin PowerWorth 6.2% of last year's revenue, over about 3 months.₩15.7B
8/26AmendedGenohWorth 6.1% of last year's revenue, over about 48 months.₩2.8B

Preliminary earnings 1

8/26Korea District HeatingPreliminary operating results

Insider trades 52

8/26BuyCoway10%+ shareholder bought 147,700 sh on the market at an average ₩94,609, Aug 20–26.₩14B
8/26Net saleS-OilNational Pension Service bought 7,609 sh and sold 54,256 sh, Aug 24: net sale of 46,647 sh.₩1.1B
8/26Net saleJinsung T.e.cNational Pension Service bought 43,909 sh and sold 109,550 sh, Jul 1–Aug 25: net sale of 65,641 sh.₩612.8M
8/26BuyInsung Information10%+ shareholder bought 643,309 sh on the market at an average ₩1,144, Aug 19–26.₩736.2M
8/26SaleEcoSimplexCEO sold 139,000 sh on the market at an average ₩3,075, Apr 13.₩427.4M
8/26BuyEM-Tech.CEO bought 60,000 sh on the market at an average ₩4,446, Aug 20–26.₩266.7M
8/26SalePuritExecutive sold 15,000 sh on the market at an average ₩9,184, Aug 20–26.₩137.8M
8/26BuyCasDirector bought 128,115 sh on the market at an average ₩1,064, Aug 20–26.₩136.3M
8/26BuyXavisCEO bought 130,431 sh on the market at an average ₩929, Aug 19–26.₩121.1M
8/26BuyPower LogicsCEO bought 30,000 sh on the market at an average ₩3,089, Aug 21.₩92.7M
8/26BuyWelcron HantecCEO bought 81,452 sh on the market at an average ₩1,097, Aug 20–27.₩89.3M
8/26BuyAmorepacificAn insider bought 574 sh on the market at an average ₩132,835, Aug 20.₩76.2M
8/26BuyIGIS Value Plus REIT10%+ shareholder bought 15,925 sh on the market at an average ₩3,679, Aug 24–25.₩58.6M
8/26BuyNBTExecutive bought 37,204 sh on the market at an average ₩1,514, Aug 19–20.₩56.3M
8/26SaleSamsung Electronics Co,Executive sold 173 sh on the market at an average ₩254,000, Aug 21.₩43.9M
8/26BuyEnbioChairman bought 21,147 sh on the market at an average ₩2,009, Aug 19–26.₩42.5M
8/26BuyWelcron Hantec10%+ shareholder bought 37,000 sh on the market at an average ₩1,141, Aug 25.₩42.2M
8/26BuyInveniAn insider bought 2,525 sh on the market at an average ₩13,834, Aug 21.₩34.9M
8/26BuyBiotoxtechCEO bought 13,226 sh on the market at an average ₩2,310, Aug 21–25.₩30.5M
8/26BuyDB SecuritiesExecutive bought 3,000 sh on the market at an average ₩9,392, Aug 24.₩28.2M
8/26BuyDB SecuritiesExecutive bought 3,058 sh on the market at an average ₩9,135, Aug 21.₩27.9M
8/26BuySe Gyung Hi TechExecutive bought 7,500 sh on the market at an average ₩3,285, Aug 21–26.₩24.6M
8/26BuyMirae Asset Venture InvestmentDirector bought 1,500 sh on the market at an average ₩15,015, Aug 24–25.₩22.5M
8/26BuyKorea Aerospace IndustriesExecutive bought 150 sh on the market at an average ₩135,000, Aug 21.₩20.3M
8/26AmendedBuySamsung Electronics Co,Executive bought 80 sh on the market at an average ₩251,500, Aug 21.₩20.1M
8/26BuyAuto&President bought 10,000 sh on the market at an average ₩1,662, Aug 21–25.₩16.6M
8/26BuyDB SecuritiesExecutive bought 1,495 sh on the market at an average ₩9,100, Aug 21–26.₩13.6M
8/26BuySC EngineeringDirector bought 10,600 sh on the market at an average ₩1,002, Aug 26.₩10.6M
8/26BuyHyundai Engineering & ConstructionExecutive bought 95 sh on the market at an average ₩103,900, Aug 26.₩9.9M
8/26BuyChinyang Poly UrethaneCEO bought 5,000 sh on the market at an average ₩1,661, Aug 26.₩8.3M
8/26BuyHyungkuk F&BCEO bought 6,741 sh on the market at an average ₩1,141, Aug 19–24.₩7.7M
8/26BuyUnion Materials10%+ shareholder bought 4,929 sh on the market at an average ₩1,020, Aug 26.₩5M
8/26BuyDB SecuritiesExecutive bought 405 sh on the market at an average ₩9,175, Aug 21.₩3.7M
8/26SaleHLB PharmaceuticalExecutive sold 3,281 sh on the market at an average ₩895, Aug 26.₩2.9M
8/26BuyBubangChairman bought 2,500 sh on the market at an average ₩962, Aug 18–21.₩2.4M
8/26BuyIlshin StoneExecutive bought 3,000 sh on the market at an average ₩584, Aug 24–26.₩1.8M
8/26Other changeCenitCEO's holding fell by 2,042,160 sh (conversion/exercise, gift).-2,042,160 sh
8/26Other changeEcoSimplex10%+ shareholder's holding rose by 2,006,751 sh (other change).+2,006,751 sh
8/26Other changeChinhung International10%+ shareholder's holding fell by 63,595,197 sh (share consolidation/split).-63,595,197 sh
8/26BuySeoul Food INDChairman bought 24,967 sh on the market, Aug 20–21.₩0
All insider trades →

5% holders 38

8/26New 5%AVAA major holder's stake rose from 0.00% to 30.11% (gift).30.11%
8/26Below 5%EcoSimplexA major holder's stake fell from 38.24% to 0.00% (open-market buy).0.00%
8/26Below 5%AVAA major holder's stake fell from 29.08% to 0.00% (gift).0.00%
8/26New 5%FaduA major holder's stake rose from 0.00% to 8.90% (related-party change).8.90%
8/26FaduA major holder's stake fell from 27.07% to 17.73% (related-party change).17.73%
8/26U.i.displayA major holder's stake rose from 40.33% to 46.96% (related-party change).46.96%
8/26Welkeeps HitechA major holder's stake rose from 64.21% to 67.15% (open-market buy).67.15%
8/26UnisonA major holder's stake rose from 11.63% to 13.71%.13.71%
8/26Insung InformationA major holder's stake rose from 21.73% to 23.58% (open-market buy).23.58%
8/26Welcron HantecA major holder's stake rose from 36.91% to 38.61% (related-party change).38.61%
8/26KoreaAlcoholIndustrialA major holder's stake rose from 12.93% to 14.19%.14.19%
8/26EM-Tech.A major holder's stake rose from 14.72% to 15.08% (open-market buy).15.08%
8/26d'Alba GlobalA major holder's stake fell from 20.90% to 20.56% (pledge).20.56%
8/26GS HoldingsA major holder's stake fell from 53.41% to 53.12%.53.12%
8/26HDC HoldingsNational Pension Service's stake fell from 6.08% to 5.80%.5.80%
8/26Ajin Electronic ComponentsA major holder's stake rose from 25.25% to 25.44% (open-market buy).25.44%
8/26Power LogicsA major holder's stake rose from 33.89% to 34.04% (open-market buy).34.04%
8/26A-Jin IndustryA major holder's stake rose from 31.27% to 31.37% (open-market buy).31.37%
8/26BiotoxtechA major holder's stake rose from 24.03% to 24.11% (open-market buy).24.11%
8/26AprilBioA major holder's stake fell from 41.64% to 41.58%.41.58%
8/26SeegeneA major holder's stake fell from 28.80% to 28.78% (pledge).28.78%
8/26FoodwellA major holder's stake fell from 51.76% to 51.74% (open-market sale).51.74%
8/26SM BexelA major holder's stake rose from 88.89% to 88.90% (open-market buy).88.90%
8/26InveniA major holder's stake rose from 46.32% to 46.33% (related-party change).46.33%
8/26Bookook SecuritiesA major holder's stake rose from 35.12% to 35.12% (related-party change).35.12%
8/26Kolmar HoldingsA major holder's stake rose from 48.47% to 48.47% (share lending).48.47%
8/26HansaeA major holder's stake rose from 64.75% to 64.75% (pledge).64.75%
8/26Hansae Yes24 HoldingsA major holder's stake rose from 79.68% to 79.68% (pledge).79.68%
8/26GaonchipsA major holder's stake rose from 44.71% to 44.71% (pledge).44.71%
8/26RemedA major holder's stake rose from 36.88% to 36.88% (pledge).36.88%
8/26Chinhung InternationalA major holder's stake rose from 48.19% to 48.19% (share consolidation/split).48.19%
8/26Artist StudioA major holder's stake rose from 34.43% to 34.43%.34.43%
8/26SungEel HiTechA major holder's stake rose from 35.99% to 35.99%.35.99%
8/26L&FA major holder's stake rose from 22.08% to 22.08% (pledge).22.08%
8/26Daegu Department StoreA major holder's stake rose from 32.64% to 32.64% (pledge).32.64%
8/26Namsun AluminiumA major holder's stake rose from 30.00% to 30.00% (share lending).30.00%
8/26WoojinA major holder's stake rose from 29.85% to 29.85% (pledge).29.85%
8/26Vina TechA major holder's stake rose from 30.23% to 30.23% (pledge).30.23%

Buybacks 4

8/26DisposalFine SemitechPlans to dispose of 6,194 sh of treasury stock, Aug 27 to Aug 27.₩169.9M
8/26Hyundai MotorShare cancellation
8/26AmendedHana Financial GroupShare cancellation
8/26AmendedHana Financial GroupShare cancellation

Share issues & bonds 12

8/26Rights offeringRyuk-Il C&sIssuing 2,305,918 sh of new shares, equal to 17.3% of existing shares.₩3B
8/26CBCP SystemConversion price ₩5,106; if all converted, equal to 5.1% of shares outstanding.₩10B
8/26Bucket StudioRights offering
8/26NaturecellRights offering
8/26AmendedBucket StudioRights offering
8/26AmendedEnexRights offering
8/26SamsungFN REITRights offering
8/26EcoGlowRights offering
8/26AmendedMoadataRights offering
8/26AmendedVictory ContentsRights offering
8/26Ryuk-Il C&sRights offering
8/26AmendedOrbitechConvertible bond issue

M&A & spin-offs 18

8/26Maniker F&GA ₩55.6B deal, equal to 45.3% of total assets.₩55.6B
8/26Satoshi HoldingsA ₩10.5B deal, equal to 15.2% of total assets.₩10.5B
8/26Sanil ElectricA ₩69.3B deal, equal to 10.2% of total assets.₩69.3B
8/26Huons GlobalMerger
8/26AmendedHuons GlobalMerger
8/26HuonsMerger
8/26SK GASMerger
8/26SK DiscoveryMerger
8/26AmendedSKMerger
8/26AmendedArtist CompanyStake acquisition/disposal
8/26AmendedArtist CompanyStake acquisition/disposal
8/26AmendedArtist CompanyStake acquisition/disposal
8/26AmendedSK ie technologyMerger
8/26AmendedHuonsMerger
8/26AmendedArtist CompanyStake acquisition/disposal
8/26SK GASMerger
8/26AmendedSK InnovationMerger
8/26AmendedHuvitzMerger

Exchange actions 12

8/26Korea Advanced MaterialsTrading halt
8/26Copus KoreaAdministrative issue
8/26ZinitixAdministrative issue
8/26KeyeastTrading halt
8/26Han Kook CapitalTrading halt
8/26WooDeumGee FarmTrading halt
8/26ParuTrading halt
8/26ChoA PharmaceuticalTrading halt
8/26KUK Young G MTrading halt
8/26Chinyang Poly UrethaneInvestment caution
8/26Chinyang ChemicalInvestment caution
8/26Hyungji EliteInvestment caution