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Key filings, April 7, 2026

571 filings · 7 highlights

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ContractHS HwasungKOSPI

Contract value

₩211B

Of revenue

32.1%

Worth 32.1% of last year's revenue, over about 43 months.

2026-04-07 – 2029-10-31

Company filings →Original (Korean) ↗

ContractSapien SemiconductorsKOSDAQ

Contract value

₩2.3B

Of revenue

14%

Worth 14% of last year's revenue, over about 9 months.

2026-04-06 – 2026-12-31

Company filings →Original (Korean) ↗

EarningsSwung to lossLG Energy SolutionKOSPI

Operating profit

-₩208B

Same quarter last year

₩375B

Operating profit: swung to loss (₩375B → -₩208B). Revenue ₩6.55T, down 2.5% YoY.

Q1 2026 · Separate

Company filings →Original (Korean) ↗

5% holderNew 5%KG Mobility PlatformKOSPI

Stake

72.19%

Change

+72.19pp

A major holder's stake rose from 0.00% to 72.19%.

Company filings →Original (Korean) ↗

5% holderNew 5%SK eternixKOSPI

Stake

43.10%

Change

+43.10pp

A major holder's stake rose from 0.00% to 43.10%.

Company filings →Original (Korean) ↗

5% holderNew 5%GC WellBeingKOSDAQ

Stake

40.41%

Change

+40.41pp

A major holder's stake rose from 0.00% to 40.41%.

Company filings →Original (Korean) ↗

BuybackBuybackKG ChemicalKOSPI

Planned buyback

₩6B

Shares

1,171,875 sh

Plans to buy back 1,171,875 sh of treasury stock, Apr 8 to Jul 7.

Company filings →Original (Korean) ↗

Supply contracts 8

4/7HS Hwasung Worth 32.1% of last year's revenue, over about 43 months.₩211B

4/7Sapien Semiconductors Worth 14% of last year's revenue, over about 9 months.₩2.3B

4/7AmendedToptec Company Worth 12.3% of last year's revenue, over about 46 months.₩74.1B

4/7AbClon Worth 8.4% of last year's revenue, over about 3 months.₩396.3M

4/7AmendedHL Holdings Worth 5.9% of last year's revenue, over about 111 months.₩110B

4/7AmendedHL D&I Halla Worth 5.9% of last year's revenue, over about 111 months.₩110B

4/7AmendedIljin Electric Worth 2.5% of last year's revenue, over about 33 months.₩51.8B

4/7Iljin Electric Worth 2.5% of last year's revenue, over about 33 months.₩51.9B

Preliminary earnings 5

4/7Swung to lossLG Energy Solution Operating profit: swung to loss (₩375B → -₩208B). Revenue ₩6.55T, down 2.5% YoY.-₩208B

4/7AmendedSwung to profitGold&S Operating profit: swung to profit (-₩590M → ₩669M). Revenue ₩7.7B, up 250.6% YoY.₩669M

4/7Swung to profitGold&S Operating profit: swung to profit (-₩590M → ₩669M). Revenue ₩7.7B, up 250.6% YoY.₩669M

4/7LG Electronics Operating profit ₩1.67T, up 32.9% YoY. Revenue ₩23.73T, up 4.4% YoY.₩1.67T

4/7Samsung Electronics Co,Preliminary operating results

Insider trades 156

4/7KT Insider ownership report

4/7SemiFive Insider ownership report

4/7KT Insider ownership report

4/7KT Insider ownership report

4/7Softcamp Insider ownership report

4/7KT Insider ownership report

4/7Softcamp Insider ownership report

4/7RecensMedical Insider ownership report

4/7SemiFive Insider ownership report

4/7KT Insider ownership report

4/7Cell Bio Human Tech Insider ownership report

4/7S-Energy Insider ownership report

4/7S-Energy Insider ownership report

4/7Boditech Med Insider ownership report

4/7Finebesteel Insider ownership report

4/7Boditech Med Insider ownership report

4/7Daesung Hi-Tech Insider ownership report

4/7Justem.Insider ownership report

4/7SK Square Insider ownership report

4/7Justem.Insider ownership report

4/7Wonik PNE Insider ownership report

4/7KIA Insider ownership report

4/7Justem.Insider ownership report

4/7KIA Insider ownership report

4/7Justem.Insider ownership report

4/7SK Square Insider ownership report

4/7Wonik PNE Insider ownership report

4/7KIA Insider ownership report

4/7Daedong Insider ownership report

4/7Daedong Insider ownership report

4/7KIA Insider ownership report

4/7Justem.Insider ownership report

4/7Daedong Insider ownership report

4/7SK Square Insider ownership report

4/7Wonik PNE Insider ownership report

4/7SyntekaBio Insider ownership report

4/7KIA Insider ownership report

4/7Revu Insider ownership report

4/7SK Square Insider ownership report

4/7KIA Insider ownership report

All insider trades →

5% holders 83

4/7New 5%KG Mobility Platform A major holder's stake rose from 0.00% to 72.19%.72.19%

4/7New 5%SK eternix A major holder's stake rose from 0.00% to 43.10%.43.10%

4/7New 5%GC WellBeing A major holder's stake rose from 0.00% to 40.41%.40.41%

4/7Below 5%SK eternix A major holder's stake fell from 43.10% to 0.00%.0.00%

4/7TOP Material A major holder's stake fell from 59.20% to 21.93% (related-party change).21.93%

4/7AmendedNew 5%CU Medical Systems A major holder's stake rose from 0.00% to 15.66% (conversion/exercise).15.66%

4/7New 5%Unick A major holder's stake rose from 0.00% to 14.60% (new report).14.60%

4/7New 5%Deepnoid A major holder's stake rose from 0.00% to 10.67% (new report).10.67%

4/7New 5%Fino A major holder's stake rose from 0.00% to 9.92% (rights offering).9.92%

4/7New 5%Fino A major holder's stake rose from 0.00% to 7.44% (rights offering).7.44%

4/7New 5%KR Motors A major holder's stake rose from 0.00% to 6.50% (conversion/exercise).6.50%

4/7New 5%Vivien A major holder's stake rose from 0.00% to 6.30%.6.30%

4/7New 5%LivsMed A major holder's stake rose from 0.00% to 5.87% (new report).5.87%

4/7AmendedNew 5%RecensMedical A major holder's stake rose from 0.00% to 5.36% (open-market sale).5.36%

4/7New 5%RecensMedical A major holder's stake rose from 0.00% to 5.33%.5.33%

4/7New 5%RecensMedical A major holder's stake rose from 0.00% to 5.24% (open-market sale).5.24%

4/7Deepnoid A major holder's stake fell from 24.30% to 13.78% (related-party change).13.78%

4/7AmendedToolGen Incorporated A major holder's stake fell from 20.29% to 12.49% (related-party change).12.49%

4/7Genesystem A major holder's stake rose from 9.22% to 16.81% (rights offering).16.81%

4/7SK oceanplant A major holder's stake fell from 14.96% to 8.81% (open-market sale).8.81%

4/7Finebesteel A major holder's stake fell from 35.45% to 29.55% (open-market buy).29.55%

4/7Below 5%Inventera A major holder's stake rose from 0.00% to 4.68% (open-market sale).4.68%

4/7AmendedMi A major holder's stake rose from 20.42% to 24.77% (conversion/exercise).24.77%

4/7Below 5%Hyulim ROBOT A major holder's stake fell from 5.25% to 0.92% (share lending).0.92%

4/7Below 5%Fino A major holder's stake fell from 7.76% to 3.66%.3.66%

4/7Below 5%Inventera A major holder's stake rose from 0.00% to 3.64% (open-market sale).3.64%

4/7Below 5%Paratech Company A major holder's stake fell from 6.79% to 3.74%.3.74%

4/7Genesystem A major holder's stake fell from 15.53% to 12.85%.12.85%

4/7TS Trillion A major holder's stake fell from 7.89% to 5.22%.5.22%

4/7Asia Cement A major holder's stake fell from 7.66% to 5.40%.5.40%

4/7E8 A major holder's stake rose from 22.36% to 24.31% (open-market buy).24.31%

4/7SNTEnergy A major holder's stake fell from 54.19% to 52.32% (conversion/exercise).52.32%

4/7Cellromax Science A major holder's stake rose from 69.58% to 71.45%.71.45%

4/7Oncocross A major holder's stake rose from 32.75% to 34.58% (gift).34.58%

4/7Great New wave Coming A major holder's stake rose from 56.03% to 57.78% (open-market buy).57.78%

4/7Boditech Med A major holder's stake rose from 22.61% to 24.24% (gift).24.24%

4/7KB Financial Group A major holder's stake fell from 8.27% to 6.82%.6.82%

4/7KIA A major holder's stake rose from 35.62% to 36.99% (open-market buy).36.99%

4/7EXA E&C A major holder's stake rose from 19.37% to 20.65%.20.65%

4/7TOP Material A major holder's stake fell from 57.39% to 56.12% (related-party change).56.12%

All 5% holders →

Buybacks 4

4/7BuybackKG Chemical Plans to buy back 1,171,875 sh of treasury stock, Apr 8 to Jul 7.₩6B

4/7TrustDigital Daesung Ended a share buyback trust contract.₩5B

4/7DisposalMecaro Plans to dispose of 25,499 sh of treasury stock, Apr 8 to Apr 10.₩910.3M

4/7DisposalDIT Plans to dispose of 45,018 sh of treasury stock, Apr 16 to Apr 17.₩829.7M

Share issues & bonds 19

4/7AmendedCapital reductionHyulim A-Tech Capital reduction of 90%.90%

4/7AmendedCapital reductionBarunson Entertainment & Arts Capital reduction of 75%.75%

4/7CBShaperon Conversion price ₩1,685; if all converted, equal to 9.9% of shares outstanding.₩8.6B

4/7AmendedCBOrbitech Conversion price ₩6,401; if all converted, equal to 4.8% of shares outstanding.₩10B

4/7Rights offeringTelcon RF Pharmaceutical Issuing 3,000,000 sh of new shares, equal to 4.4% of existing shares.₩3B

4/7CBHLB Conversion price ₩51,237; if all converted, equal to 0.4% of shares outstanding.₩25B

4/7Sphere Rights offering

4/7KPM Tech Rights offering

4/7W-Scope Chungju Plant Convertible bond issue

4/7AmendedHyulim A-Tech Rights offering

4/7AmendedSungwon Ener Tech Rights offering

4/7AmendedDHX Company Rights offering

4/7AmendedKEM Tech Convertible bond issue

4/7AmendedKEM Tech Convertible bond issue

4/7AmendedKEM Tech Convertible bond issue

4/7AmendedKEM Tech Convertible bond issue

4/7AmendedEOFlow Convertible bond issue

4/7AmendedSungwon Ener Tech Rights offering

4/7AmendedKEM Tech Convertible bond issue

M&A & spin-offs 3

4/7Parataxis Ethereum Merger

4/7AmendedAgos Merger

4/7AmendedSSR Merger

Exchange actions 35

4/7Daejin Advanced Materials Trading halt

4/7Daejin Advanced Materials Exchange

4/7Eone Diagnomics Genome Center Exchange

4/7TS Nexgen Trading halt

4/7KEM Tech Trading halt

4/7TS Nexgen Exchange

4/7KEM Tech Exchange

4/7Parataxis Korea Trading halt

4/7Parataxis Korea Exchange

4/7Alpha AI Exchange

4/7Alpha AI Trading halt

4/7Skonec Entertainment Trading halt

4/7Skonec Entertainment Exchange

4/7Inhwa Precision Spin-off / split

4/7Ycchem Spin-off / split

4/7Suprema HQ Unfaithful disclosure

4/7T Scientific Spin-off / split

4/7InkredibleBuzz Trading halt

4/7InkredibleBuzz Exchange

4/7HanWool & Jeju Spin-off / split

4/7Fantagio Spin-off / split

4/7Celestra Trading halt

4/7Celestra Exchange

4/7INFOvine Spin-off / split

4/7WIZ Spin-off / split

4/7HYUNGJI Innovation and Creative Company Spin-off / split

4/7Iokenm Spin-off / split

4/7Great New wave Coming Spin-off / split

4/7Skonec Entertainment Exchange inquiry

4/7Skonec Entertainment Trading halt

4/7Alpha AI Trading halt

4/7Alpha AI Exchange inquiry

4/7Kwang Myung Electric Investment caution

4/7Kwang Myung Electric Trading halt

4/7Kwang Myung Electric Exchange inquiry