Home › By date

Key filings, April 6, 2026

570 filings · 6 highlights

← April 3, 2026 April 7, 2026 →

ContractTOP MaterialKOSDAQ

Contract value

₩7.9B

Of revenue

34.1%

Worth 34.1% of last year's revenue, over about 19 months.

2026-04-03 – 2027-11-03

Company filings →Original (Korean) ↗

ContractDatasolutionKOSDAQ

Contract value

₩29.3B

Of revenue

28.2%

Worth 28.2% of last year's revenue, over about 12 months.

2026-04-06 – 2027-03-31

Company filings →Original (Korean) ↗

5% holderNew 5%Dongsung PharmaceuticalKOSPI

Stake

72.64%

Change

+72.64pp

A major holder's stake rose from 0.00% to 72.64% (rights offering).

Company filings →Original (Korean) ↗

5% holderNew 5%Kyobo 20 Special Purpose Acquisition CompanyKOSDAQ

Stake

14.37%

Change

+14.37pp

A major holder's stake rose from 0.00% to 14.37% (new report).

Company filings →Original (Korean) ↗

5% holderNew 5%NH Special Purpose Acquisition 33 CompanyKOSDAQ

Stake

12.99%

Change

+12.99pp

A major holder's stake rose from 0.00% to 12.99% (new report).

Company filings →Original (Korean) ↗

IssuanceCBJinyoungKOSDAQ

Issue size

₩8B

If all converted

19.3%

Conversion price ₩1,911; if all converted, equal to 19.3% of shares outstanding.

Company filings →Original (Korean) ↗

Supply contracts 9

4/6AmendedSphere Worth 410.6% of last year's revenue, over about 11 months.₩10.5B

4/6TOP Material Worth 34.1% of last year's revenue, over about 19 months.₩7.9B

4/6Datasolution Worth 28.2% of last year's revenue, over about 12 months.₩29.3B

4/6AmendedHantech Worth 22.9% of last year's revenue, over about 16 months.₩35.7B

4/6AmendedGeumhwa PSC Worth 22% of last year's revenue, over about 54 months.₩51.7B

4/6AmendedShinwonConstruction Worth 18.4% of last year's revenue, over about 69 months.₩47.3B

4/6AmendedBlitzway Entertainment Worth 15.7% of last year's revenue, over about 19 months.₩1.4B

4/6Dawonsys Supply contract terminated

Insider trades 260

4/6Hanchem Insider ownership report

4/6Naurobotics Insider ownership report

4/6Atec Insider ownership report

4/6CrowdWorks Insider ownership report

4/6KIA Insider ownership report

4/6Fiberpro Insider ownership report

4/6HiDeep Insider ownership report

4/6KIA Insider ownership report

4/6Fiberpro Insider ownership report

4/6KIA Insider ownership report

4/6HEM Pharma Insider ownership report

4/6HanmiGlobal Insider ownership report

4/6KIA Insider ownership report

4/6Cellromax Science Insider ownership report

4/6Copus Korea Insider ownership report

4/6KIA Insider ownership report

4/6MH Materials Insider ownership report

4/6KIA Insider ownership report

4/6DYD Insider ownership report

4/6KIA Insider ownership report

4/6Cellromax Science Insider ownership report

4/6KIA Insider ownership report

4/6Hanwha Solutions Insider ownership report

4/6KIA Insider ownership report

4/6Hanwha Solutions Insider ownership report

4/6Cellromax Science Insider ownership report

4/6KIA Insider ownership report

4/6Joyworks&Insider ownership report

4/6Ilyang Pharmaceutical Insider ownership report

4/6KIA Insider ownership report

All insider trades →

5% holders 65

4/6New 5%Dongsung Pharmaceutical A major holder's stake rose from 0.00% to 72.64% (rights offering).72.64%

4/6New 5%Kyobo 20 Special Purpose Acquisition Company A major holder's stake rose from 0.00% to 14.37% (new report).14.37%

4/6New 5%NH Special Purpose Acquisition 33 Company A major holder's stake rose from 0.00% to 12.99% (new report).12.99%

4/6New 5%Daiyang Metal A major holder's stake rose from 0.00% to 12.68% (conversion/exercise).12.68%

4/6New 5%Bistos A major holder's stake rose from 0.00% to 12.42% (conversion/exercise).12.42%

4/6New 5%Enzychem Lifesciences A major holder's stake rose from 0.00% to 10.26% (new report).10.26%

4/6New 5%RecensMedical A major holder's stake rose from 0.00% to 8.46% (open-market sale).8.46%

4/6New 5%KB Star Reit A major holder's stake rose from 0.00% to 6.28% (new report).6.28%

4/6New 5%Orbitech A major holder's stake rose from 0.00% to 5.80% (stock option).5.80%

4/6New 5%Igis Residence Reit A major holder's stake rose from 0.00% to 5.06%.5.06%

4/6DH Autolead A major holder's stake fell from 68.11% to 55.50% (related-party change).55.50%

4/6DYD A major holder's stake rose from 17.07% to 28.52% (related-party change).28.52%

4/6Below 5%Samyang Packaging A major holder's stake fell from 7.10% to 1.12%.1.12%

4/6Below 5%Zaram Technology A major holder's stake fell from 5.43% to 2.16% (conversion/exercise).2.16%

4/6JS Link A major holder's stake rose from 27.33% to 30.15% (related-party change).30.15%

4/6SSR A major holder's stake rose from 45.19% to 47.33% (related-party change).47.33%

4/6Below 5%SPSoft A major holder's stake fell from 6.82% to 4.96%.4.96%

4/6Nice Information & Telecommunication A major holder's stake fell from 45.94% to 44.13% (open-market buy).44.13%

4/6Below 5%Quratis A major holder's stake fell from 5.92% to 4.26% (related-party change).4.26%

4/6Hankuk Carbon A major holder's stake rose from 34.28% to 35.85% (pledge).35.85%

4/6DB Insurance A major holder's stake rose from 25.96% to 27.50% (related-party change).27.50%

4/6TC Materials A major holder's stake fell from 51.76% to 50.23% (related-party change).50.23%

4/6Copus Korea A major holder's stake fell from 36.14% to 34.69% (related-party change).34.69%

4/6HEM Pharma A major holder's stake fell from 27.98% to 26.72% (related-party change).26.72%

4/6Quratis A major holder's stake fell from 14.28% to 13.06% (related-party change).13.06%

4/6Advanced Nano Products A major holder's stake fell from 8.88% to 7.80%.7.80%

4/6Tokai Carbon Korea A major holder's stake fell from 6.51% to 5.51%.5.51%

4/6ADforus A major holder's stake rose from 49.56% to 50.55% (stock option).50.55%

4/6Organoidsciences A major holder's stake rose from 29.66% to 30.63% (related-party change).30.63%

4/6Robotis A major holder's stake rose from 5.32% to 6.29%.6.29%

4/6Rfhic A major holder's stake rose from 5.03% to 5.87%.5.87%

4/6Kweather A major holder's stake fell from 6.38% to 5.66%.5.66%

4/6Se Gyung Hi Tech A major holder's stake rose from 43.46% to 44.08% (related-party change).44.08%

4/6SM Entertainment A major holder's stake rose from 5.22% to 5.78% (related-party change).5.78%

4/6Daewonkangup A major holder's stake rose from 40.14% to 40.63% (open-market buy).40.63%

4/6S&S Tech A major holder's stake rose from 8.36% to 8.78%.8.78%

4/6AU Brandz A major holder's stake fell from 61.79% to 61.41% (open-market buy).61.41%

4/6Atec A major holder's stake rose from 26.19% to 26.52%.26.52%

4/6AmendedH&SHigh Tech A major holder's stake fell from 28.88% to 28.60% (open-market buy).28.60%

4/6Osangjaiel A major holder's stake fell from 37.92% to 37.66% (pledge).37.66%

All 5% holders →

Buybacks 3

4/6TrustAsia Paper Manufacturing Ended a share buyback trust contract.₩5B

4/6TrustDigital Graphics In Signed a ₩1B trust contract to buy back shares.₩1B

4/6Ubion Share cancellation

Share issues & bonds 13

4/6AmendedCapital reductionCXI Healthcare Technology Group Capital reduction of 80%.80%

4/6AmendedCBObigo Conversion price ₩4,436; if all converted, equal to 26.8% of shares outstanding.₩15B

4/6CBJinyoung Conversion price ₩1,911; if all converted, equal to 19.3% of shares outstanding.₩8B

4/6AmendedEehwaConstruction Rights offering

4/6AmendedKEM Tech Convertible bond issue

4/6AmendedDaiyang Metal Convertible bond issue

4/6AmendedChoolip & Sciences Rights offering

4/6AmendedItek Rights offering

4/6AmendedJOL Capital reduction

4/6AmendedEco Volt Capital reduction

4/6AmendedLaseroptek Rights offering

4/6AmendedCammSys Rights offering

M&A & spin-offs 2

4/6SK Discovery Stake acquisition/disposal

4/6SK GAS Stake acquisition/disposal

Key filings, April 6, 2026

Supply contracts 9

Insider trades 260

5% holders 65

Buybacks 3

Share issues & bonds 13

M&A & spin-offs 2

Exchange actions 18