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Key filings, April 8, 2026

796 filings · 6 highlights

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ContractKorea Computer & SystemsKOSDAQ

Contract value

₩8.8B

Of revenue

35.4%

Worth 35.4% of last year's revenue, over about 8 months.

2026-04-07 – 2026-11-30

Company filings →Original (Korean) ↗

ContractJeioKOSDAQ

Contract value

₩10.1B

Of revenue

18.3%

Worth 18.3% of last year's revenue, over about 11 months.

2026-04-08 – 2027-02-28

Company filings →Original (Korean) ↗

ContractKCC Engineering & ConstructionKOSDAQ

Contract value

₩318B

Of revenue

17.3%

Worth 17.3% of last year's revenue, over about 38 months.

2029-11-30 – 2033-01-30

Company filings →Original (Korean) ↗

5% holderNew 5%B2EnKOSDAQ

Stake

23.05%

Change

+23.05pp

A major holder's stake rose from 0.00% to 23.05%.

Company filings →Original (Korean) ↗

5% holderNew 5%RN2 TechnologiesKOSDAQ

Stake

18.10%

Change

+18.10pp

A major holder's stake rose from 0.00% to 18.10%.

Company filings →Original (Korean) ↗

5% holderNew 5%RootKKOSDAQ

Stake

12.61%

Change

+12.61pp

A major holder's stake rose from 0.00% to 12.61% (rights offering).

Company filings →Original (Korean) ↗

Supply contracts 18

4/8AmendedDongsung Finetec Worth 100.2% of last year's revenue, over about 68 months.₩435B

4/8AmendedSG Worth 84.1% of last year's revenue, over about 29 months.₩75.6B

4/8AmendedDongsung Finetec Worth 63.1% of last year's revenue, over about 90 months.₩160B

4/8Korea Computer & Systems Worth 35.4% of last year's revenue, over about 8 months.₩8.8B

4/8AmendedKomipharm International Worth 25.3% of last year's revenue, over about 46 months.₩10.1B

4/8Jeio Worth 18.3% of last year's revenue, over about 11 months.₩10.1B

4/8KCC Engineering & Construction Worth 17.3% of last year's revenue, over about 38 months.₩318B

4/8AmendedSamho Development Worth 16.9% of last year's revenue, over about 104 months.₩46.4B

4/8AmendedSamho Development Worth 14.4% of last year's revenue, over about 78 months.₩52.6B

4/8Dongsung Finetec Worth 11.8% of last year's revenue, over about 25 months.₩87.8B

4/8Fino Worth 11.8% of last year's revenue, over about 2 months.₩31.2B

4/8COTS Technology Worth 11.4% of last year's revenue, over about 64 months.₩7.8B

4/8HD Hyundai Worth 9.5% of last year's revenue, over about 42 months.₩770B

4/8HD Korea Shipbuilding & Offshore Engineering Worth 9.5% of last year's revenue, over about 42 months.₩770B

4/8GS Engineering & Construction Worth 7.5% of last year's revenue.₩928B

4/8MNC Solution Worth 5.7% of last year's revenue, over about 42 months.₩23B

4/8AmendedHanwha Ocean Worth 2.4% of last year's revenue, over about 27 months.₩176B

4/8Quratis Single sales/supply contract

Insider trades 524

4/8Yuanta Securities Korea Insider ownership report

4/8RN2 Technologies Insider ownership report

4/8Korean Reinsurance Company Insider ownership report

4/8Hybe Insider ownership report

4/8B2En Insider ownership report

4/8Korea United Pharm Insider ownership report

4/8Koramco Life Infra Reit Insider ownership report

4/8IGIS Value Plus REIT Insider ownership report

4/8E Kocref Cr-Reit Insider ownership report

4/8Shinhan Alpha REIT Co,.Insider ownership report

4/8Miraeasset Maps REIT 1 Insider ownership report

4/8Lotte Reit Insider ownership report

4/8Hanwha REIT Insider ownership report

4/8SamsungFN REIT Insider ownership report

4/8Koramco the ONE Reit Insider ownership report

4/8Shinhan Seobu T&D REIT Insider ownership report

4/8SK Reit Insider ownership report

4/8D&D Platform REIT Insider ownership report

4/8ESR Kendall Square REIT Insider ownership report

4/8Hana Financial Group Insider ownership report

4/8Coxem Insider ownership report

4/8Openedges Technology Insider ownership report

4/8Genoray Insider ownership report

4/8Hyosung Heavy Industries Insider ownership report

4/8Hyundai Motor Insider ownership report

4/8OE Solutions Insider ownership report

4/8Neptune Company Insider ownership report

4/8Megatouch Insider ownership report

4/8Neptune Company Insider ownership report

4/8Hyundai Motor Insider ownership report

All insider trades →

5% holders 38

4/8New 5%B2En A major holder's stake rose from 0.00% to 23.05%.23.05%

4/8New 5%RN2 Technologies A major holder's stake rose from 0.00% to 18.10%.18.10%

4/8New 5%RootK A major holder's stake rose from 0.00% to 12.61% (rights offering).12.61%

4/8New 5%Kyobo 20 Special Purpose Acquisition Company A major holder's stake rose from 0.00% to 8.38% (new report).8.38%

4/8New 5%Ray A major holder's stake rose from 0.00% to 5.13% (related-party change).5.13%

4/8New 5%Inventera A major holder's stake rose from 0.00% to 5.04%.5.04%

4/8New 5%KoreaAlcoholIndustrial A major holder's stake rose from 4.93% to 5.10%.5.10%

4/8Below 5%B2En A major holder's stake fell from 7.18% to 0.39%.0.39%

4/8Hanwha Ocean A major holder's stake fell from 64.06% to 60.42% (related-party change).60.42%

4/8Below 5%CSA Cosmic A major holder's stake fell from 7.08% to 4.07%.4.07%

4/8Ecopro Materials A major holder's stake fell from 14.46% to 11.52% (open-market sale).11.52%

4/8Kolon Industries A major holder's stake fell from 37.83% to 34.91% (related-party change).34.91%

4/8DAE Dong Steel A major holder's stake rose from 37.53% to 40.08% (open-market buy).40.08%

4/8Dentium A major holder's stake rose from 8.16% to 10.47%.10.47%

4/8Wavice A major holder's stake fell from 7.76% to 5.61%.5.61%

4/8Below 5%KB Star Reit A major holder's stake fell from 5.87% to 4.02%.4.02%

4/8Atlas Link A major holder's stake rose from 20.21% to 21.88% (open-market buy).21.88%

4/8Kumyang Green Power A major holder's stake fell from 58.84% to 57.18% (pledge).57.18%

4/8Below 5%Innogene A major holder's stake fell from 5.69% to 4.11% (open-market sale).4.11%

4/8HanWool Semiconductor A major holder's stake rose from 10.52% to 11.91% (conversion/exercise).11.91%

4/8Seojin System A major holder's stake rose from 12.44% to 13.80%.13.80%

4/8Below 5%Hantech A major holder's stake fell from 5.02% to 3.87%.3.87%

4/8Hyundaimarine&fireinsurance A major holder's stake rose from 22.84% to 23.97% (related-party change).23.97%

4/8GeneBioTech A major holder's stake rose from 15.06% to 16.14%.16.14%

4/8Dreamus Company A major holder's stake fell from 29.23% to 28.29% (related-party change).28.29%

4/8Neptune Company A major holder's stake fell from 51.84% to 50.93% (related-party change).50.93%

4/8Coxem A major holder's stake fell from 24.46% to 23.62% (related-party change).23.62%

4/8OE Solutions A major holder's stake fell from 24.27% to 23.99% (related-party change).23.99%

4/8V-One Tech A major holder's stake rose from 46.89% to 47.11% (open-market buy).47.11%

4/8GFC Life Science A major holder's stake rose from 37.01% to 37.11%.37.11%

4/8SM Bexel A major holder's stake rose from 87.75% to 87.84% (open-market buy).87.84%

4/8Hanwha Engine A major holder's stake rose from 32.77% to 32.82% (related-party change).32.82%

4/8Miwon Chemicals A major holder's stake rose from 55.59% to 55.63% (related-party change).55.63%

4/8Nepes A major holder's stake fell from 27.30% to 27.29% (related-party change).27.29%

4/8ContentreeJoongAng A major holder's stake rose from 42.24% to 42.24% (share lending).42.24%

4/8Kumho HT Report of 5%+ holding

4/8Bio-Fd&c A major holder's stake rose from 31.54% to 31.54% (pledge).31.54%

4/8Silla A major holder's stake rose from 64.42% to 64.42% (pledge).64.42%

Buybacks 6

4/8TrustKL-Net Ended a share buyback trust contract.₩3B

4/8AmendedBuybackJincostech Plans to buy back 399,800 sh of treasury stock, Apr 1 to Apr 10.₩1.7B

4/8DisposalWON Tech Plans to dispose of 252,000 sh of treasury stock, Apr 10 to Apr 10.₩1.7B

4/8DisposalYMT Plans to dispose of 60,000 sh of treasury stock, Apr 9 to Apr 10.₩859.2M

4/8WON Tech Share cancellation

4/8AmendedJincostech Share cancellation

Share issues & bonds 14

4/8AmendedRights offeringZinitix Issuing 8,713,692 sh of new shares, equal to 23.5% of existing shares.₩6.3B

4/8CBTKG Huchems Conversion price ₩17,735; if all converted, equal to 6.9% of shares outstanding.₩50B

4/8AmendedKyung Dong Navien Rights offering

4/8AmendedHanwha Rights offering

4/8AmendedEnplus Rights offering

4/8AmendedCSA Cosmic Capital reduction

4/8AmendedCarry Rights offering

4/8AmendedInnospace Rights offering

4/8RF Materials Rights offering

4/8GMI Venture Capital reduction

4/8AmendedHanwha Solutions Rights offering

4/8AmendedSkonec Entertainment Rights offering

4/8KPM Tech Capital reduction

4/8Telcon RF Pharmaceutical Capital reduction

M&A & spin-offs 7

4/8Com2us Merger

4/8AmendedDY Merger

4/8Tera Science Tangible asset deal

4/8AmendedDY Merger

4/8AmendedModa-InnoChips Merger

4/8AmendedLogen Merger

4/8Parataxis Korea Merger

Key filings, April 8, 2026

Supply contracts 18

Insider trades 524

5% holders 38

Buybacks 6

Share issues & bonds 14

M&A & spin-offs 7

Exchange actions 10