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Key filings, June 15, 2026

427 filings · 9 highlights
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Supply contracts 22

6/15AmendedHyVISION SYSTEM.Worth 55.5% of last year's revenue, over about 20 months.₩95B
6/15AmendedFaduWorth 54.1% of last year's revenue, over about 7 months.₩50B
6/15YASWorth 35.7% of last year's revenue, over about 5 months.₩12.4B
6/15AmendedKeyeastWorth 35.2% of last year's revenue, over about 12 months.₩5.5B
6/15AmendedWoowon DevelopmentWorth 24% of last year's revenue, over about 72 months.₩69.6B
6/15SphereWorth 23.3% of last year's revenue, over about 1 month.₩22.3B
6/15CMES RoboticsWorth 17.5% of last year's revenue, over about 4 months.₩2.3B
6/15AmendedNam Hwa Construction CompanyWorth 15.5% of last year's revenue, over about 34 months.₩14.1B
6/15IVIM TechnologyWorth 14.1% of last year's revenue, over about 2 months.₩616.3M
6/15GigaVisWorth 13.8% of last year's revenue, over about 7 months.₩7.3B
6/15GenesemWorth 13% of last year's revenue, over about 3 months.₩7.4B
6/15AmendedTSIWorth 12.6% of last year's revenue, over about 19 months.₩32.8B
6/15NableWorth 12.6% of last year's revenue, over about 7 months.₩2.4B
6/15AmendedSGC E&CWorth 10.1% of last year's revenue, over about 62 months.₩154B
6/15Bankware GlobalWorth 9.1% of last year's revenue, over about 14 months.₩5.8B
6/15KUMHO Engineering & ConstructionWorth 8.2% of last year's revenue, over about 65 months.₩165B
6/153billionWorth 7.7% of last year's revenue, over about 31 months.₩900M
6/15S-1Worth 5.4% of last year's revenue, over about 12 months.₩155B
6/15MiraeWorth 5.3% of last year's revenue, over about 3 months.₩2.7B
6/15Doosan EnerbilityWorth 3.1% of last year's revenue, over about 34 months.₩529B
6/15ICDSingle sales/supply contract
6/15AmendedSunic SystemSingle sales/supply contract

Insider trades 42

6/15AmendedNuin TEKInsider ownership report
6/15FoodnamooInsider ownership report
6/15Nuin TEKInsider ownership report
6/15GCInsider ownership report
6/15EnjetInsider ownership report
6/15KespionInsider ownership report
6/15CarelabsInsider ownership report
6/15RaontechInsider ownership report
6/15MegatouchInsider ownership report
6/15RaontechInsider ownership report
6/15RaontechInsider ownership report
6/15RaontechInsider ownership report
6/15AbionInsider ownership report
6/15THE Nature HoldingsInsider ownership report
6/15Sammok S-FormInsider ownership report
6/15KGAInsider ownership report
6/15iNtRON BiotechnologyInsider ownership report
6/15NepesInsider ownership report
6/15SensorviewInsider ownership report
6/15Miwon HoldingsInsider ownership report
6/15Development Advance SolutionInsider ownership report
6/15JeonjinbioInsider ownership report
6/15Hyundai Engineering & ConstructionInsider ownership report
6/15KodiInsider ownership report
6/15CitechInsider ownership report
6/15Moonbae SteelInsider ownership report
6/15NongshimInsider ownership report
6/15EnexInsider ownership report
6/15YuhanInsider ownership report
6/15GC Medical ScienceInsider ownership report
6/15Choong ANG Vaccine LaboratoryInsider ownership report
6/15EnbioInsider ownership report
6/15QuadMedicineInsider ownership report
6/15InterojoInsider ownership report
6/15CosmochemicalInsider ownership report
6/15Piece Peace StudioInsider ownership report
6/15EnertorkInsider ownership report
6/15Piece Peace StudioInsider ownership report
6/15Piece Peace StudioInsider ownership report
6/15SDN CompanyInsider ownership report
All insider trades →

5% holders 37

6/15New 5%Piece Peace StudioA major holder's stake rose from 0.00% to 48.35%.48.35%
6/15New 5%FoodnamooA major holder's stake rose from 0.00% to 34.88% (related-party change).34.88%
6/15New 5%UnisonA major holder's stake rose from 0.00% to 10.33% (new report).10.33%
6/15New 5%Asia HoldingsA major holder's stake rose from 0.00% to 7.95%.7.95%
6/15Moonbae SteelA major holder's stake rose from 36.72% to 53.07%.53.07%
6/15New 5%Ipark Hyundai Development CompanyA major holder's stake rose from 4.95% to 5.04%.5.04%
6/15LEENO IndustrialA major holder's stake fell from 34.66% to 25.48% (related-party change).25.48%
6/15Below 5%FoodnamooA major holder's stake fell from 8.27% to 0.00%.0.00%
6/15Sammok S-FormA major holder's stake rose from 69.47% to 77.63%.77.63%
6/15AbionA major holder's stake fell from 28.05% to 22.75%.22.75%
6/15Below 5%Tway Holdings InA major holder's stake fell from 5.35% to 0.27% (related-party change).0.27%
6/15Nuin TEKA major holder's stake rose from 21.17% to 25.67% (rights offering).25.67%
6/15Below 5%Sung Kwang BendA major holder's stake fell from 5.27% to 2.21%.2.21%
6/15Choong ANG Vaccine LaboratoryA major holder's stake rose from 34.50% to 35.69% (open-market buy).35.69%
6/15NICE Information ServiceA major holder's stake fell from 6.78% to 5.61%.5.61%
6/15CitechA major holder's stake rose from 19.01% to 19.53% (open-market buy).19.53%
6/15EnexA major holder's stake rose from 27.71% to 28.18% (open-market buy).28.18%
6/15H&SHigh TechA major holder's stake rose from 28.63% to 29.01% (open-market buy).29.01%
6/15GCA major holder's stake rose from 45.31% to 45.64%.45.64%
6/15MedienceA major holder's stake rose from 37.06% to 37.38% (open-market buy).37.38%
6/15JeonjinbioA major holder's stake rose from 7.53% to 7.80% (open-market buy).7.80%
6/15SDN CompanyA major holder's stake rose from 12.45% to 12.66% (open-market buy).12.66%
6/15CarelabsA major holder's stake rose from 31.97% to 32.14% (related-party change).32.14%
6/15RaontechA major holder's stake fell from 28.74% to 28.67% (stock option).28.67%
6/15HDC HoldingsA major holder's stake rose from 42.72% to 42.75% (open-market buy).42.75%
6/15Toptec CompanyA major holder's stake rose from 42.57% to 42.60% (open-market buy).42.60%
6/15CosmochemicalA major holder's stake rose from 30.54% to 30.56% (related-party change).30.56%
6/15THE Nature HoldingsA major holder's stake rose from 40.41% to 40.43%.40.43%
6/15WooDeumGee FarmA major holder's stake rose from 39.67% to 39.68%.39.68%
6/15FingerReport of 5%+ holding
6/15J Steel Company HoldingsA major holder's stake rose from 6.71% to 6.71%.6.71%
6/15Joyworks&Report of 5%+ holding
6/15WemadeA major holder's stake rose from 39.51% to 39.51% (share lending).39.51%
6/15Joyworks&Report of 5%+ holding
6/15Myoung Shin IndustryA major holder's stake rose from 45.45% to 45.45% (share lending).45.45%
6/15Mirai SemiconductorsA major holder's stake rose from 73.10% to 73.10% (pledge).73.10%
6/15MS Autotech CompanyA major holder's stake rose from 46.00% to 46.00% (share lending).46.00%

Buybacks 11

6/15TrustIntopsSigned a ₩13B trust contract to buy back shares.₩13B
6/15TrustKomelonSigned a ₩10B trust contract to buy back shares.₩10B
6/15BuybackFreeMsPlans to buy back 625,000 sh of treasury stock, Jun 16 to Sep 15.₩5B
6/15BuybackBarrelPlans to buy back 307,219 sh of treasury stock, Jun 16 to Aug 31.₩1B
6/15BuybackPC DirectPlans to buy back 625,000 sh of treasury stock, Jun 16 to Sep 15.₩1B
6/15BuybackMFCPlans to buy back 350,262 sh of treasury stock, Jun 16 to Sep 15.₩1B
6/15DisposalBoosterPlans to dispose of 134,213 sh of treasury stock, Jun 18 to Jul 17.₩436.9M
6/15SystemandApplicationTechnologiesShare cancellation
6/15IntopsShare cancellation
6/15GamsungShare cancellation
6/15ShinhungShare cancellation

Share issues & bonds 14

6/15Bonus issueRznomicsBonus issue of new shares equal to 100% of existing shares.14,027,718 sh
6/15CBSoulbrain HoldingsConversion price ₩48,704; if all converted, equal to 4.3% of shares outstanding.₩45B
6/15CBHyundai BioscienceConversion price ₩10,201; if all converted, equal to 1% of shares outstanding.₩10B
6/15JntcRights offering
6/15Sebang Global BatteryRights offering
6/15Sebang Global BatteryRights offering
6/15AmendedGeneOne Life ScienceRights offering
6/15ArootRights offering
6/15ArootRights offering
6/15AmendedArootConvertible bond issue
6/15AmendedFreeTConvertible bond issue
6/15AmendedFutureChemBonus issue
6/15AmendedBL PharmtechConvertible bond issue
6/15AmendedKGARights offering

M&A & spin-offs 1

6/15AmendedSynergy InnovationStake acquisition/disposal

Exchange actions 8

6/15Bucket StudioExchange
6/15SI ResourcesUnfaithful disclosure
6/15Bucket StudioUnfaithful disclosure
6/15EehwaConstructionExchange
6/15DuobackExchange inquiry
6/15RznomicsBonus issue
6/15Deep CommerceTrading halt
6/15SeoSanExchange inquiry