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Key filings, June 22, 2026

382 filings · 10 highlights
← June 19, 2026June 23, 2026 →

Supply contracts 17

6/22CHA AI HealthkareWorth 720% of last year's revenue, over about 60 months.₩52.6B
6/22AmendedCheryong IndustrialWorth 52.6% of last year's revenue, over about 20 months.₩21.5B
6/22AmendedSamsung BiologicsWorth 46.5% of last year's revenue, over about 233 months.₩216B
6/22AmendedSphereWorth 40.4% of last year's revenue, over about 14 months.₩1B
6/22WoniltniWorth 38.1% of last year's revenue, over about 12 months.₩11.3B
6/22AmendedSoosan IndustriesWorth 32% of last year's revenue, over about 139 months.₩97.2B
6/22AmendedMX RoboticsWorth 20.5% of last year's revenue, over about 30 months.₩35.6B
6/22Pangen BiotechWorth 20.5% of last year's revenue, over about 30 months.₩2.7B
6/22AmendedHyosungWorth 19.6% of last year's revenue.₩586B
6/22AmendedHyosung Heavy IndustriesWorth 19.6% of last year's revenue.₩586B
6/22AmendedGnCenergyWorth 16.6% of last year's revenue, over about 39 months.₩24.7B
6/22AmendedCowin RoboticsWorth 16.3% of last year's revenue, over about 35 months.₩32.7B
6/22AmendedCowin RoboticsWorth 15.2% of last year's revenue, over about 34 months.₩30.6B
6/22InnoaxWorth 15.2% of last year's revenue, over about 18 months.₩3.5B
6/22Woojin I&SWorth 9.3% of last year's revenue, over about 18 months.₩15.3B
6/22AmendedSenkoWorth 9.1% of last year's revenue, over about 43 months.₩2.5B
6/22Sanil ElectricWorth 8.5% of last year's revenue, over about 66 months.₩42.6B

Insider trades 54

6/22FingerInsider ownership report
6/22UnichemInsider ownership report
6/22UnichemInsider ownership report
6/22BistosInsider ownership report
6/22UnichemInsider ownership report
6/22Samsung Electronics Co,Insider ownership report
6/22HEM PharmaInsider ownership report
6/22UnichemInsider ownership report
6/22AmendedDaesung Hi-TechInsider ownership report
6/22UnichemInsider ownership report
6/22CheongboInsider ownership report
6/22Daesung Hi-TechInsider ownership report
6/22WooGeneB&GInsider ownership report
6/22HC HomeCenterInsider ownership report
6/22Daechang ForgingInsider ownership report
6/22WooGeneB&GInsider ownership report
6/22Hansol TechnicsInsider ownership report
6/22Hansol TechnicsInsider ownership report
6/22DeepnoidInsider ownership report
6/22Hansol TechnicsInsider ownership report
6/22Hansol TechnicsInsider ownership report
6/22Samsung Electronics Co,Insider ownership report
6/22HB TechnologyInsider ownership report
6/22Shinyoung SecuritiesInsider ownership report
6/22Kumho Petro ChemicalInsider ownership report
6/22TBH GlobalInsider ownership report
6/22E8Insider ownership report
6/22GC BiopharmaInsider ownership report
6/22TBH GlobalInsider ownership report
6/22E8Insider ownership report
6/22ChasysInsider ownership report
6/22DaehanPharmaceuticalInsider ownership report
6/22AmendedGradiantInsider ownership report
6/22EyeGeneInsider ownership report
6/22Hanyang ENGInsider ownership report
6/22SAMYANG NC ChemInsider ownership report
6/22Hanchang PaperInsider ownership report
6/22KIAInsider ownership report
6/22Daishin Value REITInsider ownership report
6/22ChunboInsider ownership report
All insider trades →

5% holders 49

6/22AmendedNew 5%Nara Space TechnologyA major holder's stake rose from 0.00% to 37.13% (new report).37.13%
6/22New 5%SK Securities No.12 Special Purpose Acquisition CompanyA major holder's stake rose from 0.00% to 6.10%.6.10%
6/22New 5%NH Special Purpose Acquisition 32 CompanyA major holder's stake rose from 0.00% to 5.44%.5.44%
6/22New 5%Shinhan 16th Special Purpose Acquisition CompanyA major holder's stake rose from 0.00% to 5.28%.5.28%
6/22New 5%Shinhan 15th Special Purpose Acquisition CompanyA major holder's stake rose from 0.00% to 5.25%.5.25%
6/22BistosA major holder's stake rose from 34.20% to 49.22% (rights offering).49.22%
6/22ThinkwareSystemsA major holder's stake fell from 49.53% to 36.74% (conversion/exercise).36.74%
6/22ES CubeA major holder's stake rose from 59.24% to 62.10%.62.10%
6/22YoungwireA major holder's stake rose from 7.16% to 9.20% (open-market sale).9.20%
6/22ChasysA major holder's stake rose from 36.56% to 38.43% (open-market buy).38.43%
6/22Polaris OfficeA major holder's stake rose from 27.44% to 29.16% (open-market buy).29.16%
6/22Hanyang ENGA major holder's stake rose from 46.53% to 47.86%.47.86%
6/22CheongboA major holder's stake fell from 8.74% to 7.59% (open-market buy).7.59%
6/22PonyLinkA major holder's stake rose from 24.36% to 25.50% (related-party change).25.50%
6/22DavolinkA major holder's stake fell from 25.35% to 24.26% (open-market sale).24.26%
6/22Sukgyung ATA major holder's stake fell from 40.83% to 39.74% (open-market sale).39.74%
6/22KTA major holder's stake rose from 6.53% to 7.58%.7.58%
6/22DeepnoidA major holder's stake fell from 10.67% to 9.96%.9.96%
6/22BCnCA major holder's stake rose from 52.65% to 53.25% (related-party change).53.25%
6/22MedienceA major holder's stake rose from 37.38% to 37.87% (open-market buy).37.87%
6/22HurumA major holder's stake rose from 37.59% to 38.01% (related-party change).38.01%
6/22mPlusA major holder's stake fell from 27.97% to 27.63% (pledge).27.63%
6/22Below 5%Incar Financial ServiceA major holder's stake fell from 5.12% to 4.86%.4.86%
6/22QurientA major holder's stake fell from 19.56% to 19.42% (pledge).19.42%
6/22JoyCityA major holder's stake rose from 35.36% to 35.50% (related-party change).35.50%
6/22HEM PharmaA major holder's stake fell from 26.72% to 26.65% (stock option).26.65%
6/22Daelim TradingA major holder's stake rose from 65.61% to 65.68% (open-market buy).65.68%
6/22HC HomeCenterA major holder's stake rose from 55.84% to 55.87% (open-market buy).55.87%
6/22HimsA major holder's stake rose from 31.71% to 31.74% (share lending).31.74%
6/22ALTA major holder's stake rose from 29.61% to 29.64%.29.64%
6/22KmpharmaceuticalA major holder's stake rose from 39.32% to 39.34% (open-market buy).39.34%
6/22AmendedXplusA major holder's stake rose from 40.64% to 40.64% (conversion/exercise).40.64%
6/22KukjeonA major holder's stake rose from 52.23% to 52.23% (share lending).52.23%
6/22UnichemA major holder's stake rose from 21.33% to 21.33% (share consolidation/split).21.33%
6/22SGA SolutionsA major holder's stake rose from 43.26% to 43.26% (pledge).43.26%
6/22XplusReport of 5%+ holding
6/22HC BoKwang IndustryReport of 5%+ holding
6/22KoMiA major holder's stake rose from 41.85% to 41.85% (pledge).41.85%
6/22Yg-1A major holder's stake rose from 31.03% to 31.03% (share lending).31.03%
6/22Daesung Hi-TechReport of 5%+ holding
All 5% holders →

Buybacks 10

6/22TrustUNID btplusSigned a ₩7.5B trust contract to buy back shares.₩7.5B
6/22TrustWON TechSigned a ₩5B trust contract to buy back shares.₩5B
6/22BuybackBITComputerPlans to buy back 249,700 sh of treasury stock, Jun 23 to Sep 18.₩1B
6/22BuybackTaewonmulsanPlans to buy back 329,218 sh of treasury stock, Jun 23 to Sep 22.₩800M
6/22CreverShare cancellation
6/22INFOvineShare cancellation
6/22AlticastShare cancellation
6/22Dongyang E&PShare cancellation
6/22AmendedZungwon En-SysShare cancellation
6/22Zungwon En-SysShare cancellation

Share issues & bonds 19

6/22AmendedCBSatoshi HoldingsConversion price ₩5,247; if all converted, equal to 26.8% of shares outstanding.₩10B
6/22Rights offeringTrinity AirwaysIssuing 97,560,974 sh of new shares, equal to 23.6% of existing shares.₩80B
6/22ITM SemiconductorRights offering
6/22AmendedJ Steel Company HoldingsConvertible bond issue
6/22AmicogenRights offering
6/22AmendedKumho HTCapital reduction
6/22NexteelConvertible bond issue
6/22AmendedPrestige BiologicsConvertible bond issue
6/22AmendedJoongang Advanced MaterialsConvertible bond issue
6/22VivienRights offering
6/22Satoshi HoldingsConvertible bond issue
6/22AmendedAribiolabConvertible bond issue
6/22AmendedAribiolabRights offering
6/22AmendedSanigenRights offering
6/22Finger StoryRights offering
6/22AmendedNRoboticsRights offering
6/22AmendedEwon ComfortechRights offering
6/22AmendedKGARights offering
6/22AmendedToolGen IncorporatedRights offering

M&A & spin-offs 2

6/22InnoaxA ₩6.7B deal, equal to 16.5% of total assets.₩6.7B
6/22AmendedLivsMedA ₩31.2B deal, equal to 15.5% of total assets.₩31.2B

Exchange actions 6

6/22PhionxTrading halt
6/22ThumbageCapital reduction
6/22Kangdong C&LExchange inquiry
6/22China Crystal New Material HoldingsTrading halt
6/22DaedongGearExchange inquiry
6/22AmendedHwaseung EnterpriUnfaithful disclosure