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Key filings, May 19, 2026

311 filings · 8 highlights
← May 18, 2026May 20, 2026 →

Supply contracts 20

5/19JT Corporation.Worth 20.4% of last year's revenue, over about 7 months.₩7.8B
5/19TaesungWorth 18.9% of last year's revenue, over about 36 months.₩7.1B
5/19SBB TechWorth 16.7% of last year's revenue, over about 23 months.₩1.2B
5/19PULOON RoboticsWorth 14.5% of last year's revenue, over about 31 months.₩3.4B
5/19AmendedSFA NexelWorth 13.8% of last year's revenue, over about 38 months.₩22B
5/19Viatron TechnologiesWorth 13.6% of last year's revenue, over about 7 months.₩8.8B
5/19AmendedDongbuWorth 13.6% of last year's revenue, over about 55 months.₩165B
5/19AmendedLS Marine SolutionWorth 13.4% of last year's revenue, over about 16 months.₩17.5B
5/19AmendedKorea Engineering ConsultantsWorth 12.8% of last year's revenue, over about 24 months.₩50.9B
5/19AmendedHimsWorth 12.2% of last year's revenue, over about 4 months.₩7.5B
5/19OptiCoreWorth 10.4% of last year's revenue, over about 2 months.₩2.4B
5/19AmendedSenkoWorth 9.1% of last year's revenue, over about 42 months.₩2.5B
5/19TechwingWorth 6.1% of last year's revenue, over about 3 months.₩9.7B
5/19EuBiologicsWorth 5.7% of last year's revenue, over about 2 months.₩8.5B
5/19AmendedDL HoldingsWorth 5.3% of last year's revenue, over about 29 months.₩444B
5/19AmendedDL E&CWorth 5.3% of last year's revenue, over about 29 months.₩444B
5/19Huneed TechnologiesWorth 5.1% of last year's revenue, over about 56 months.₩7B
5/19AmendedDevelopment Advance SolutionWorth 5% of last year's revenue, over about 32 months.₩19.1B
5/19AmendedKolonWorth 3.9% of last year's revenue, over about 84 months.₩152B
5/19AmendedKolonGlobalWorth 3.9% of last year's revenue, over about 84 months.₩152B

Insider trades 76

5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19LK ChemInsider ownership report
5/19JOLInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19Chorokbaem MediaInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19Aztech WBInsider ownership report
5/19S&sysInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19Aztech WBInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19TYMInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19KakaoInsider ownership report
5/19S NET SystemsInsider ownership report
5/19KakaoInsider ownership report
5/19OE SolutionsInsider ownership report
5/19Daol Investment & SecuritiesInsider ownership report
5/19KakaoInsider ownership report
5/19S NET SystemsInsider ownership report
5/19KakaoInsider ownership report
5/19S NET SystemsInsider ownership report
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5% holders 38

5/19New 5%PoledA major holder's stake rose from 0.00% to 5.64%.5.64%
5/19New 5%Hana 33 Special Purpose Acquisition CompanyA major holder's stake rose from 0.00% to 5.29%.5.29%
5/19New 5%BNK Financial GroupA major holder's stake rose from 0.00% to 5.17%.5.17%
5/19New 5%FantagioA major holder's stake rose from 0.00% to 5.02% (new report).5.02%
5/19New 5%Hansol ChemicalA major holder's stake rose from 4.97% to 8.90% (new report).8.90%
5/19Below 5%Me2onA major holder's stake fell from 6.06% to 0.00%.0.00%
5/19Below 5%Shinhan 12th Special Purpose Acquisition CompanyA major holder's stake fell from 5.91% to 1.68%.1.68%
5/19Below 5%Hanwha Plus No 5 Special Purpose Acquisition CompanyA major holder's stake rose from 0.00% to 4.02%.4.02%
5/19Below 5%HeunguOilA major holder's stake fell from 7.36% to 4.59%.4.59%
5/19DuobackA major holder's stake fell from 14.09% to 11.37%.11.37%
5/19Atec MobilityA major holder's stake rose from 31.24% to 33.39% (related-party change).33.39%
5/19Osung Advanced MaterialsA major holder's stake fell from 33.70% to 32.68% (conversion/exercise).32.68%
5/19AmendedChorokbaem MediaA major holder's stake rose from 64.48% to 65.40% (open-market buy).65.40%
5/19Chorokbaem MediaA major holder's stake rose from 65.40% to 66.22% (open-market buy).66.22%
5/19Focus AIA major holder's stake rose from 38.50% to 38.80% (stock option).38.80%
5/19SKA major holder's stake rose from 25.45% to 25.66% (related-party change).25.66%
5/19Seoul Food INDA major holder's stake fell from 19.29% to 19.08% (conversion/exercise).19.08%
5/19GnBS eA major holder's stake fell from 29.82% to 29.66% (open-market sale).29.66%
5/19HDC HoldingsA major holder's stake rose from 42.34% to 42.45% (open-market buy).42.45%
5/19SM BexelA major holder's stake rose from 88.03% to 88.10% (open-market buy).88.10%
5/19MecaroA major holder's stake fell from 53.22% to 53.21% (open-market sale).53.21%
5/19MobidaysA major holder's stake rose from 49.51% to 49.51% (pledge).49.51%
5/19Hana MaterialsA major holder's stake rose from 44.87% to 44.87% (pledge).44.87%
5/19S&sysA major holder's stake rose from 5.05% to 5.05% (related-party change).5.05%
5/19EcoproA major holder's stake rose from 25.54% to 25.54% (pledge).25.54%
5/19HC HomeCenterA major holder's stake rose from 55.65% to 55.65% (share lending).55.65%
5/19Daelim TradingA major holder's stake rose from 68.51% to 68.51% (pledge).68.51%
5/19LOTTE rentalA major holder's stake rose from 61.21% to 61.21%.61.21%
5/19Daol Investment & SecuritiesA major holder's stake rose from 29.00% to 29.00%.29.00%
5/19ISAAC EngineeringA major holder's stake rose from 56.42% to 56.42% (pledge).56.42%
5/19UNID btplusA major holder's stake rose from 51.08% to 51.08% (gift).51.08%
5/19Daehan NupharmA major holder's stake rose from 40.50% to 40.50% (pledge).40.50%
5/19Macromill EmbrainA major holder's stake rose from 59.61% to 59.61% (pledge).59.61%
5/19KBI Dong Yang Steel PipeA major holder's stake rose from 26.96% to 26.96% (pledge).26.96%
5/19Myoung Shin IndustryA major holder's stake rose from 45.45% to 45.45%.45.45%
5/19MS Autotech CompanyA major holder's stake rose from 46.00% to 46.00%.46.00%
5/19PSKA major holder's stake rose from 32.85% to 32.85%.32.85%
5/19Blue Industrial DevelopmentA major holder's stake rose from 23.38% to 23.38% (pledge).23.38%

Buybacks 8

5/19BuybackSeah HoldingsPlans to buy back 187,000 sh of treasury stock, May 20 to Jun 8.₩29.9B
5/19BuybackInnogenePlans to buy back 358,937 sh of treasury stock, May 20 to Aug 19.₩500M
5/19DisposalGenomictreePlans to dispose of 18,459 sh of treasury stock, May 19 to Jun 18.₩258.6M
5/19FNS TechShare cancellation
5/19AmendedPavonineShare cancellation
5/19PavonineShare cancellation
5/19DreamtechShare cancellation
5/19BuybackHybePlans to buy back 192,126 sh of treasury stock, May 20 to May 20.192,126 sh

Share issues & bonds 10

5/19AmendedRights offeringSocarIssuing 5,098,040 sh of new shares, equal to 15.5% of existing shares.₩65B
5/19AmendedKwangjinIndRights offering
5/19AmendedJOLRights offering
5/19AmendedFreeTRights offering
5/19Haisung Aero-RoboticsConvertible bond issue
5/19AmendedDynamic solutionConvertible bond issue
5/19AmendedTHE CodiRights offering
5/19Union Korea PharmRights offering
5/19Union Korea PharmCapital reduction
5/19Union Korea PharmRights offering

M&A & spin-offs 5

5/19AmendedBifidoA ₩25.4B deal, equal to 41.4% of total assets.₩25.4B
5/19Hanwha REITA ₩350B deal, equal to 22.5% of total assets.₩350B
5/19AmendedXperixMerger
5/19AmendedGgumbiMerger
5/19AmendedMonitorappMerger

Exchange actions 13

5/19InitechUnfaithful disclosure
5/19Ocean In WCapital reduction
5/19Bucket StudioUnfaithful disclosure
5/19NatureandEnvironmentTrading halt
5/19FlaskTrading halt
5/19Eco VoltSpin-off / split
5/19Finger StoryTrading halt
5/19CU Medical SystemsTrading halt
5/19BellockTrading halt
5/19SM KukilTrading halt
5/19FlaskExchange
5/19InnotenaTrading halt
5/19DhautonexExchange