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Key filings, April 16, 2026

300 filings · 8 highlights
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Supply contracts 22

4/16AmendedSGWorth 90.2% of last year's revenue, over about 29 months.₩81.1B
4/16D&D PharmatechWorth 42.6% of last year's revenue, over about 8 months.₩1.8B
4/16Dae Myoung EnergyWorth 25.7% of last year's revenue, over about 11 months.₩33.7B
4/16AmendedKUMHO Engineering & ConstructionWorth 17.3% of last year's revenue, over about 47 months.₩356B
4/16Daewoo Engineering & ConstructionWorth 15.8% of last year's revenue.₩1.27T
4/16NRBWorth 13.6% of last year's revenue, over about 10 months.₩8.1B
4/16Daehan ShipbuildingWorth 10.8% of last year's revenue, over about 40 months.₩133B
4/16FiberproWorth 10.6% of last year's revenue, over about 7 months.₩4.6B
4/16AmendedLinkedWorth 10.5% of last year's revenue, over about 8 months.₩1.1B
4/16LinkedWorth 10.5% of last year's revenue, over about 8 months.₩1.1B
4/16AmendedTSIWorth 10.1% of last year's revenue, over about 13 months.₩27.5B
4/16Xi S&DWorth 7.9% of last year's revenue.₩109B
4/16Kangwon EnergyWorth 7.6% of last year's revenue, over about 15 months.₩16.2B
4/16AmendedAbClonWorth 7.5% of last year's revenue, over about 2 months.₩355.8M
4/16FinemedixWorth 7.5% of last year's revenue, over about 6 months.₩714.6M
4/16KEPCO Engineering & Construction CompanyWorth 6.5% of last year's revenue, over about 12 months.₩33.4B
4/16AmendedSamil C&SWorth 6.2% of last year's revenue, over about 68 months.₩12.1B
4/16HD HyundaiWorth 4.3% of last year's revenue, over about 36 months.₩347B
4/16HD Korea Shipbuilding & Offshore EngineeringWorth 4.3% of last year's revenue, over about 36 months.₩347B
4/16AmendedTY HoldingsWorth 3% of last year's revenue, over about 24 months.₩80.9B
4/16AmendedTaeyoung Engineering & ConstructionWorth 3% of last year's revenue, over about 24 months.₩80.9B
4/16HD Hyundai Heavy IndustriesWorth 2.3% of last year's revenue, over about 36 months.₩399B

Preliminary earnings 1

4/16DIOOperating profit ₩4.1B, up 173.2% YoY. Revenue ₩41.3B, up 15.4% YoY.₩4.1B

Insider trades 69

4/16SemiFiveInsider ownership report
4/16SemiFiveInsider ownership report
4/16SemiFiveInsider ownership report
4/16Seoul Information ServiceInsider ownership report
4/16HLB GenexInsider ownership report
4/16KakaoInsider ownership report
4/16Y-BiologicsInsider ownership report
4/16KakaoInsider ownership report
4/16Hanwha SolutionsInsider ownership report
4/16Hyosung Heavy IndustriesInsider ownership report
4/16KakaoInsider ownership report
4/16DaewonkangupInsider ownership report
4/16L&FInsider ownership report
4/16Hyundai Engineering & ConstructionInsider ownership report
4/16Hwail PharmInsider ownership report
4/16ChasysInsider ownership report
4/16AprilBioInsider ownership report
4/16ChasysInsider ownership report
4/16Hwail PharmInsider ownership report
4/16DaedongMetalInsider ownership report
4/16AprilBioInsider ownership report
4/16ChasysInsider ownership report
4/16AmendedUTIInsider ownership report
4/16AmendediM Financial GroupInsider ownership report
4/16AprilBioInsider ownership report
4/16MIRAE ASSET Life InsuranceInsider ownership report
4/16UnickInsider ownership report
4/16UnickInsider ownership report
4/16Sungho ElectronicsInsider ownership report
4/16Incar Financial ServiceInsider ownership report
4/16UnickInsider ownership report
4/16AutechInsider ownership report
4/16UnickInsider ownership report
4/16Hanwha Investment&securitiesInsider ownership report
4/16Hwail PharmInsider ownership report
4/16Hyundai MotorInsider ownership report
4/16Hwail PharmInsider ownership report
4/16UnickInsider ownership report
4/16Hwail PharmInsider ownership report
4/16HimsInsider ownership report
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5% holders 35

4/16DaedongMetalA major holder's stake fell from 70.13% to 52.78% (bonus issue).52.78%
4/16New 5%THE E&MA major holder's stake rose from 0.00% to 6.98% (conversion/exercise).6.98%
4/16New 5%Samkee Energy SolutionsA major holder's stake rose from 0.00% to 5.54% (conversion/exercise).5.54%
4/16HLB PepA major holder's stake fell from 45.98% to 40.99% (conversion/exercise).40.99%
4/16MintechA major holder's stake fell from 36.57% to 31.94% (open-market buy).31.94%
4/16HanwhaA major holder's stake rose from 56.73% to 60.31%.60.31%
4/16Samick THKA major holder's stake fell from 64.80% to 62.76% (related-party change).62.76%
4/16FnGuideA major holder's stake fell from 9.52% to 7.92%.7.92%
4/16Below 5%NBR MotionA major holder's stake fell from 6.21% to 4.99% (open-market sale).4.99%
4/16Daishin SecuritiesA major holder's stake rose from 15.80% to 16.86%.16.86%
4/16Below 5%Samsung E&AA major holder's stake fell from 5.58% to 4.55%.4.55%
4/16Samick THKA major holder's stake rose from 64.80% to 65.74% (pledge).65.74%
4/16Aprogen BiologicsA major holder's stake rose from 79.81% to 80.54% (conversion/exercise).80.54%
4/16HLB GenexA major holder's stake fell from 39.67% to 38.96% (open-market buy).38.96%
4/16Shinsung E&GA major holder's stake fell from 6.39% to 5.84%.5.84%
4/16DaewonkangupA major holder's stake rose from 40.63% to 41.12% (open-market buy).41.12%
4/16Y-BiologicsA major holder's stake fell from 30.66% to 30.28% (stock option).30.28%
4/16AmendedUTIA major holder's stake fell from 32.01% to 31.89%.31.89%
4/16FiberproA major holder's stake rose from 38.84% to 38.85%.38.85%
4/16Nam Hwa Construction CompanyA major holder's stake rose from 58.86% to 58.86% (pledge).58.86%
4/16Hecto InnovationA major holder's stake rose from 39.38% to 39.38% (share lending).39.38%
4/16LogenA major holder's stake rose from 67.75% to 67.75% (share lending).67.75%
4/16L&C BIOA major holder's stake rose from 27.12% to 27.12%.27.12%
4/16Blue Industrial DevelopmentA major holder's stake rose from 23.38% to 23.38% (pledge).23.38%
4/16BGFA major holder's stake rose from 69.72% to 69.72% (related-party change).69.72%
4/16Hwail PharmA major holder's stake rose from 38.48% to 38.48% (share consolidation/split).38.48%
4/16OsangjaielA major holder's stake rose from 37.66% to 37.66% (pledge).37.66%
4/16Hyundai BNG SteelA major holder's stake rose from 45.98% to 45.98%.45.98%
4/16CymechsA major holder's stake rose from 47.39% to 47.39% (pledge).47.39%
4/16ARIBIO HoldingsA major holder's stake rose from 9.44% to 9.44% (pledge).9.44%
4/16JntcA major holder's stake rose from 65.87% to 65.87% (pledge).65.87%
4/16DN AutomotiveA major holder's stake rose from 52.16% to 52.16%.52.16%
4/16Kumho HTReport of 5%+ holding
4/16AmendedNam Hwa Construction CompanyA major holder's stake rose from 58.86% to 58.86% (related-party change).58.86%
4/16SungwooA major holder's stake rose from 74.25% to 74.25% (related-party change).74.25%

Buybacks 5

4/16DisposalKakaoPlans to dispose of 477,900 sh of treasury stock, Apr 17 to May 16.₩23.7B
4/16Kt&gShare cancellation
4/16AmendedNamsungTreasury stock disposal
4/16AmendedCube EntertainmentTreasury stock disposal
4/16Hydro LithiumTreasury stock disposal

Share issues & bonds 20

4/16AmendedBonus issueDeviceBonus issue of new shares equal to 95.7% of existing shares.6,733,451 sh
4/16AmendedCBBillionsConversion price ₩1,505; if all converted, equal to 61.8% of shares outstanding.₩15B
4/16AmendedRights offeringBillionsIssuing 7,843,137 sh of new shares, equal to 48.6% of existing shares.₩10B
4/16CBDongbuConversion price ₩9,589; if all converted, equal to 15.4% of shares outstanding.₩40B
4/16AmendedRights offeringFreeTIssuing 1,999,999 sh of new shares, equal to 1.4% of existing shares.₩1000M
4/16MOA Life PlusConvertible bond issue
4/16AmendedNamsungExchangeable bond issue
4/16AmendedInnospaceRights offering
4/16AmendedParatech CompanyConvertible bond issue
4/16AmendedWoosung MaterialsBond with warrants issue
4/16AmendedRootKConvertible bond issue
4/16AmendedLightron Fiber-Optic DevicesConvertible bond issue
4/16AmendedWoosung MaterialsRights offering
4/16AmendedWoosung MaterialsRights offering
4/16EBEM-Tech.Exchange price ₩45,622; if all exchanged, equal to 3.6% of shares outstanding.₩16.5B
4/16AmendedEOFlowConvertible bond issue
4/16AmendedLaseroptekRights offering
4/16Blue Industrial DevelopmentConvertible bond issue
4/16Blue Industrial DevelopmentConvertible bond issue
4/16AmendedDongsung PharmaceuticalCapital reduction

M&A & spin-offs 4

4/16GamsungSpin-off / split
4/16AmendedOncocrossMerger
4/16AmendedE-MartShare exchange
4/16AmendedOncocrossMerger

Exchange actions 3

4/16Bucket StudioExchange
4/16Lumens BiosExchange inquiry
4/16Woori Financial GroupExchange inquiry