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Key filings, April 15, 2026

422 filings · 11 highlights
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Supply contracts 11

4/15AmendedFlittoWorth 36.8% of last year's revenue, over about 13 months.₩7.5B
4/15AmendedSoosan IndustriesWorth 32% of last year's revenue, over about 133 months.₩97.2B
4/15AmendedKorea Electronic Power Industrial DevelopmentWorth 30.7% of last year's revenue, over about 77 months.₩121B
4/15AmendedADTechnologyWorth 24.1% of last year's revenue, over about 14 months.₩39.6B
4/15ADTechnologyWorth 24.1% of last year's revenue, over about 14 months.₩39.6B
4/15AmendedDongbuWorth 17.1% of last year's revenue.₩324B
4/15AmendedEagon HoldingsWorth 15.7% of last year's revenue, over about 25 months.₩17.5B
4/15AmendedNamkwang Engineering & ConstructionWorth 10.6% of last year's revenue, over about 64 months.₩47.9B
4/15GenesemWorth 10.6% of last year's revenue, over about 5 months.₩6B
4/15HD-Hyundai Marine EngineWorth 10.2% of last year's revenue, over about 26 months.₩40.9B
4/15AmendedHyundai Engineering & ConstructionWorth 3.7% of last year's revenue.₩1.11T

Preliminary earnings 5

4/15VMOperating profit ₩30.1B, up 1503.4% YoY. Revenue ₩88.9B, up 396.4% YoY.₩30.1B
4/15TechwingOperating profit ₩9.7B, up 444.1% YoY. Revenue ₩52.4B, up 51.5% YoY.₩9.7B
4/15Kona IOperating profit ₩24.6B, up 94% YoY. Revenue ₩76.5B, up 31.3% YoY.₩24.6B
4/15Seoul SemiconductorPreliminary operating results
4/15Seoul ViosysPreliminary operating results

Insider trades 65

4/15Fine TechnixInsider ownership report
4/15Yuanta Securities KoreaInsider ownership report
4/15i-Scream MediaInsider ownership report
4/15DHX CompanyInsider ownership report
4/15Koramco Life Infra ReitInsider ownership report
4/15IGIS Value Plus REITInsider ownership report
4/15E Kocref Cr-ReitInsider ownership report
4/15Shinhan Alpha REIT Co,.Insider ownership report
4/15Miraeasset Maps REIT 1Insider ownership report
4/15Lotte ReitInsider ownership report
4/15ESR Kendall Square REITInsider ownership report
4/15Hanwha REITInsider ownership report
4/15SamsungFN REITInsider ownership report
4/15Koramco the ONE ReitInsider ownership report
4/15Shinhan Seobu T&D REITInsider ownership report
4/15SK ReitInsider ownership report
4/15D&D Platform REITInsider ownership report
4/15EnchemInsider ownership report
4/15Vivozon PharmaceuticalInsider ownership report
4/15MintechInsider ownership report
4/15GitsnInsider ownership report
4/15Vivozon PharmaceuticalInsider ownership report
4/15Junjin Construction & RobotInsider ownership report
4/15Junjin Construction & RobotInsider ownership report
4/15VoronoiInsider ownership report
4/15Dongbang AgroInsider ownership report
4/15VoronoiInsider ownership report
4/15BYCInsider ownership report
4/15GitsnInsider ownership report
4/15Junjin Construction & RobotInsider ownership report
4/15Dongbang AgroInsider ownership report
4/15Hana Financial GroupInsider ownership report
4/15SaraminInsider ownership report
4/15Junjin Construction & RobotInsider ownership report
4/15FreeTInsider ownership report
4/15IteyesInsider ownership report
4/15AmendedPSK HoldingsInsider ownership report
4/15IteyesInsider ownership report
4/15IteyesInsider ownership report
4/15IteyesInsider ownership report
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5% holders 38

4/15New 5%DHX CompanyA major holder's stake rose from 0.00% to 29.70% (rights offering).29.70%
4/15New 5%FreeTA major holder's stake rose from 0.00% to 13.79% (rights offering).13.79%
4/15New 5%EnchemA major holder's stake rose from 0.00% to 9.50% (new report).9.50%
4/15New 5%ObigoA major holder's stake rose from 0.00% to 9.43%.9.43%
4/15New 5%LasersselA major holder's stake rose from 3.03% to 10.35%.10.35%
4/15New 5%ISCA major holder's stake rose from 3.23% to 8.31%.8.31%
4/15New 5%MiA major holder's stake rose from 4.98% to 5.56%.5.56%
4/15Dongsung PharmaceuticalA major holder's stake rose from 72.64% to 81.98% (conversion/exercise).81.98%
4/15Below 5%FoodnamooA major holder's stake fell from 8.76% to 0.00% (off-market sale).0.00%
4/15SaraminA major holder's stake rose from 51.98% to 58.24%.58.24%
4/15Junjin Construction & RobotA major holder's stake fell from 74.71% to 72.71% (conversion/exercise).72.71%
4/15Below 5%SawnicsA major holder's stake fell from 6.73% to 4.78%.4.78%
4/15IteyesA major holder's stake rose from 47.79% to 49.07% (open-market buy).49.07%
4/15ENCellA major holder's stake fell from 6.73% to 5.71% (related-party change).5.71%
4/15SajodaerimA major holder's stake rose from 72.61% to 73.63% (pledge).73.63%
4/15PSK HoldingsA major holder's stake fell from 67.09% to 66.18% (related-party change).66.18%
4/15Victory ContentsA major holder's stake fell from 12.26% to 11.42% (off-market sale).11.42%
4/15SigetronicsA major holder's stake fell from 26.22% to 25.94%.25.94%
4/15AmendedGS Engineering & ConstructionA major holder's stake fell from 23.22% to 23.05%.23.05%
4/15PharmicellA major holder's stake fell from 11.80% to 11.72% (pledge).11.72%
4/15Kumyang Green PowerA major holder's stake fell from 57.18% to 57.12% (pledge).57.12%
4/15InveniA major holder's stake rose from 46.16% to 46.22% (related-party change).46.22%
4/15VoronoiA major holder's stake fell from 40.96% to 40.92% (gift).40.92%
4/15GS Engineering & ConstructionA major holder's stake fell from 23.05% to 23.02% (related-party change).23.02%
4/15H&SHigh TechA major holder's stake rose from 28.60% to 28.63% (open-market buy).28.63%
4/15Fine TechnixReport of 5%+ holding
4/15MOA Life PlusA major holder's stake rose from 17.89% to 17.89% (pledge).17.89%
4/15Yg-1A major holder's stake rose from 31.03% to 31.03% (pledge).31.03%
4/15ShinwonA major holder's stake rose from 26.76% to 26.76% (pledge).26.76%
4/15PintelA major holder's stake rose from 46.41% to 46.41%.46.41%
4/15Dongbang AgroA major holder's stake rose from 34.26% to 34.26% (gift).34.26%
4/15HansaeA major holder's stake rose from 64.75% to 64.75% (pledge).64.75%
4/15Sajo IndustriesA major holder's stake rose from 67.58% to 67.58% (pledge).67.58%
4/15Wooshin SystemsA major holder's stake rose from 36.69% to 36.69% (pledge).36.69%
4/15Moda-InnoChipsA major holder's stake rose from 75.69% to 75.69% (pledge).75.69%
4/15AnapassA major holder's stake rose from 15.16% to 15.16%.15.16%
4/15SGA major holder's stake rose from 51.01% to 51.01% (share consolidation/split).51.01%
4/15AbkoA major holder's stake rose from 32.55% to 32.55% (pledge).32.55%

Buybacks 6

4/15DisposalDoubleUGamesPlans to dispose of 176,352 sh of treasury stock, Apr 16 to Apr 16.₩8.7B
4/15AmendedDisposalKTPlans to dispose of 106,657 sh of treasury stock, Apr 15 to May 20.₩6.7B
4/15TrustAsia CementEnded a share buyback trust contract.₩5B
4/15TrustAsia HoldingsEnded a share buyback trust contract.₩3B
4/15TrustSangsanginSigned a ₩2B trust contract to buy back shares.₩2B
4/15KorchipTreasury stock disposal

Share issues & bonds 20

4/15CBSanigenConversion price ₩2,190; if all converted, equal to 24% of shares outstanding.₩5B
4/15CBSamsung SDSConversion price ₩180,000; if all converted, equal to 8.1% of shares outstanding.₩1.22T
4/15CBD&D PharmatechConversion price ₩77,736; if all converted, equal to 6.7% of shares outstanding.₩227B
4/15AmendedRftechRights offering
4/15AmendedWoosung MaterialsBond with warrants issue
4/15Organic TEA Cosmetics Holdings CompanyRights offering
4/15SanigenRights offering
4/15AmendedWoosung MaterialsRights offering
4/15AmendedWoosung MaterialsRights offering
4/15CellbionRights offering
4/15AmendedWoosung MaterialsRights offering
4/15CellbionConvertible bond issue
4/15AmendedWoosung MaterialsRights offering
4/15AmendedMoadataConvertible bond issue
4/15AmendedTHE CodiRights offering
4/15HanWool SemiconductorRights offering
4/15AmendedDHX CompanyRights offering
4/15AmendedDaejin Advanced MaterialsConvertible bond issue
4/15PeopleBioRights offering
4/15PhionxConvertible bond issue

M&A & spin-offs 7

4/15Sungho ElectronicsA ₩65.8B deal, equal to 11.3% of total assets.₩65.8B
4/15Hyosung TNCMerger
4/15AmendedNaverShare exchange
4/15AmendedExion Group CompanyTangible asset deal
4/15OncocrossMerger
4/15AmendedIL Dong PharmaceuticalMerger
4/15NRoboticsMerger

Exchange actions 5

4/15Lumens BiosExchange inquiry
4/15CarryUnfaithful disclosure
4/15KEM TechCapital reduction
4/15BitplanetSpin-off / split
4/15SaltwareSpin-off / split