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Key filings, January 13, 2026

263 filings · 5 highlights
← January 12, 2026January 14, 2026 →

Supply contracts 8

1/13FaduWorth 46.7% of last year's revenue, over about 5 months.₩20.3B
1/13AmendedSangji ConstructionWorth 43.9% of last year's revenue, over about 25 months.₩9B
1/13ADTechnologyWorth 20.7% of last year's revenue, over about 16 months.₩22.1B
1/13AmendedKorea Aerospace IndustriesWorth 12.1% of last year's revenue, over about 73 months.₩338B
1/13GMB KoreaWorth 6.3% of last year's revenue, over about 63 months.₩46B
1/13AmendedNeotechnicalsystemWorth 4.3% of last year's revenue, over about 115 months.₩1.5B
1/13AmendedTaeyoung Engineering & ConstructionWorth 3.5% of last year's revenue, over about 84 months.₩135B
1/13AmendedSFA NexelSingle sales/supply contract

Insider trades 33

1/13eSANGNetworksInsider ownership report
1/13YjlinkInsider ownership report
1/13DB SecuritiesInsider ownership report
1/13AmendedMekicsInsider ownership report
1/13MekicsInsider ownership report
1/13Daelim BathInsider ownership report
1/13Daelim BathInsider ownership report
1/13Meritz Financial GroupInsider ownership report
1/13Daelim BathInsider ownership report
1/13ValofeInsider ownership report
1/13NeotechnicalsystemInsider ownership report
1/13TESInsider ownership report
1/13Good PeopleInsider ownership report
1/13Daelim BathInsider ownership report
1/13UracleInsider ownership report
1/13Daelim BathInsider ownership report
1/13Hanwha AerospaceInsider ownership report
1/13Hanwha AerospaceInsider ownership report
1/13Daelim BathInsider ownership report
1/13Welcron CompanyInsider ownership report
1/13ToolGen IncorporatedInsider ownership report
1/13RF MaterialsInsider ownership report
1/13Day1 CompanyInsider ownership report
1/13RF MaterialsInsider ownership report
1/13RF MaterialsInsider ownership report
1/13P&H TechInsider ownership report
1/13Korea Petro Chemical INDInsider ownership report
1/13Lotte Tour DevelopmentInsider ownership report
1/13iM Financial GroupInsider ownership report
1/13IsupetasysInsider ownership report
1/13DaechangInsider ownership report
1/13Top Engineering CompanyInsider ownership report
1/13YuhanInsider ownership report

5% holders 44

1/13New 5%MedipostA major holder's stake rose from 0.00% to 53.77% (conversion/exercise).53.77%
1/13Below 5%MedipostA major holder's stake fell from 47.21% to 0.00%.0.00%
1/13New 5%EMnIA major holder's stake rose from 0.00% to 7.90% (new report).7.90%
1/13New 5%Episode CompanyA major holder's stake rose from 0.00% to 6.73% (rights offering).6.73%
1/13New 5%Teraview HoldingsA major holder's stake rose from 0.00% to 6.03% (new report).6.03%
1/13New 5%Teraview HoldingsA major holder's stake rose from 0.00% to 5.82% (new report).5.82%
1/13New 5%SeouLinBioscienceA major holder's stake rose from 0.00% to 5.66% (conversion/exercise).5.66%
1/13New 5%Teraview HoldingsA major holder's stake rose from 0.00% to 5.34% (new report).5.34%
1/13New 5%DK-LokA major holder's stake rose from 0.00% to 5.28% (new report).5.28%
1/13New 5%Fine DNCA major holder's stake rose from 0.00% to 5.24%.5.24%
1/13New 5%EO TechnicsA major holder's stake rose from 0.00% to 5.06% (new report).5.06%
1/13New 5%LEENO IndustrialA major holder's stake rose from 0.00% to 5.05% (new report).5.05%
1/13New 5%S&S TechA major holder's stake rose from 0.00% to 5.05% (new report).5.05%
1/13New 5%NeuromekaA major holder's stake rose from 0.00% to 5.04% (new report).5.04%
1/13New 5%NeuromekaA major holder's stake rose from 0.00% to 5.04% (new report).5.04%
1/13Below 5%AdbiotechA major holder's stake fell from 12.24% to 0.00% (conversion/exercise).0.00%
1/13Sungho ElectronicsA major holder's stake rose from 55.15% to 64.35% (conversion/exercise).64.35%
1/13DaechangA major holder's stake rose from 32.70% to 40.26%.40.26%
1/13SigetronicsA major holder's stake fell from 31.75% to 26.36% (rights offering).26.36%
1/13Below 5%Teraview HoldingsA major holder's stake fell from 6.03% to 3.98%.3.98%
1/13Below 5%Teraview HoldingsA major holder's stake fell from 5.82% to 3.90%.3.90%
1/13Below 5%Teraview HoldingsA major holder's stake fell from 5.34% to 3.74%.3.74%
1/13Below 5%KGAA major holder's stake fell from 5.20% to 3.65%.3.65%
1/13AmendedHydro LithiumA major holder's stake fell from 7.41% to 5.95% (conversion/exercise).5.95%
1/13DB SecuritiesA major holder's stake rose from 34.79% to 36.06%.36.06%
1/13BITComputerA major holder's stake rose from 25.78% to 26.88% (open-market buy).26.88%
1/13YjlinkA major holder's stake fell from 46.50% to 45.47% (related-party change).45.47%
1/13Good PeopleA major holder's stake fell from 45.57% to 44.75% (related-party change).44.75%
1/13eSANGNetworksA major holder's stake rose from 14.24% to 14.52%.14.52%
1/13AmendedCastec KoreaA major holder's stake fell from 35.29% to 35.09%.35.09%
1/13GC MediAIA major holder's stake rose from 52.78% to 52.97% (related-party change).52.97%
1/13Top Engineering CompanyA major holder's stake rose from 28.17% to 28.36% (open-market buy).28.36%
1/13Kukdong OIL & ChemicalsA major holder's stake rose from 43.82% to 43.98%.43.98%
1/13NeotechnicalsystemA major holder's stake rose from 43.88% to 43.89% (open-market buy).43.89%
1/13Castec KoreaReport of 5%+ holding
1/13Woori-NetA major holder's stake rose from 26.31% to 26.31% (pledge).26.31%
1/13Meritz Financial GroupA major holder's stake rose from 56.14% to 56.14% (related-party change).56.14%
1/13Studio MirA major holder's stake rose from 65.46% to 65.46% (share lending).65.46%
1/13Hanwha AerospaceA major holder's stake rose from 35.74% to 35.74% (related-party change).35.74%
1/13Seojin SystemA major holder's stake rose from 48.19% to 48.19% (share lending).48.19%
All 5% holders →

Buybacks 4

1/13DisposalKumbiPlans to dispose of 80,378 sh of treasury stock, Jan 14 to Jan 14.₩4.1B
1/13DisposalMuhakPlans to dispose of 455,693 sh of treasury stock, Jan 14 to Jan 14.₩4.1B
1/13OAShare cancellation
1/13TFETreasury stock disposal

Share issues & bonds 11

1/13AmendedRights offeringSecuLetterIssuing 334,348 sh of new shares, equal to 4.8% of existing shares.₩1.1B
1/13AmendedSkonec EntertainmentConvertible bond issue
1/13AmendedInkredibleBuzzRights offering
1/13KbankRights offering
1/13AmendedMoadataRights offering
1/13AmendedAdbiotechRights offering
1/13AmendedBillionsConvertible bond issue
1/13TFEExchangeable bond issue
1/13AmendedParataxis EthereumRights offering
1/13AmendedSecuLetterRights offering
1/13THE Willbes &Capital reduction

M&A & spin-offs 6

1/13BinggraeMerger
1/13AmendedFine SemitechMerger
1/13BinggraeMerger
1/13AmendedFine SemitechMerger
1/13Fine SemitechMerger
1/13AmendedExicure HitronStake acquisition/disposal

Exchange actions 6

1/13Kainos MedicineTrading halt
1/13Kainos MedicineExchange
1/13HanWool & JejuUnfaithful disclosure
1/13EyeGeneUnfaithful disclosure
1/13Bucket StudioUnfaithful disclosure
1/13Samchuly BicycleExchange