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Key filings, August 25, 2026

358 filings · 9 highlights

← August 24, 2026 August 26, 2026 →

ContractAsflowKOSDAQ

Contract value

₩29.8B

Of revenue

43.9%

Worth 43.9% of last year's revenue, over about 12 months.

2026-08-25 – 2027-08-24

Company filings →Original (Korean) ↗

ContractYestKOSDAQ

Contract value

₩17.6B

Of revenue

20.2%

Worth 20.2% of last year's revenue, over about 10 months.

2026-08-25 – 2027-06-30

Company filings →Original (Korean) ↗

ContractNotaKOSDAQ

Contract value

₩1.5B

Of revenue

11.2%

Worth 11.2% of last year's revenue, over about 3 months.

2026-08-24 – 2026-11-30

Company filings →Original (Korean) ↗

InsiderBuyPyung HWA IndustrialKOSPI

Bought

₩996M

929,727 sh

An insider bought 929,727 sh on the market at an average ₩1,071, Aug 19–25.

Company filings →Original (Korean) ↗

InsiderBuyDaedongKOSPI

Bought

₩935.6M

120,000 sh

CEO bought 120,000 sh on the market at an average ₩7,797, Aug 18–21.

Company filings →Original (Korean) ↗

InsiderBuyAtec MobilityKOSDAQ

Bought

₩364M

40,047 sh

Director bought 40,047 sh on the market at an average ₩9,090, Aug 19–25.

Company filings →Original (Korean) ↗

5% holderNew 5%INGENIA TherapeuticsKOSDAQ

Stake

76.80%

Change

+76.80pp

A major holder's stake rose from 0.00% to 76.80% (new report).

Company filings →Original (Korean) ↗

5% holderNew 5%Kido IndustrialKOSDAQ

Stake

57.94%

Change

+57.94pp

A major holder's stake rose from 0.00% to 57.94% (new report).

Company filings →Original (Korean) ↗

5% holderNew 5%Paratech CompanyKOSDAQ

Stake

16.78%

Change

+16.78pp

A major holder's stake rose from 0.00% to 16.78% (new report).

Company filings →Original (Korean) ↗

Supply contracts 19

8/25AmendedSemyungElectricMachinery Worth 64.7% of last year's revenue, over about 15 months.₩9.3B

8/25Asflow Worth 43.9% of last year's revenue, over about 12 months.₩29.8B

8/25AmendedWoowon Development Worth 21.5% of last year's revenue, over about 48 months.₩54.3B

8/25AmendedGlobon Worth 20.4% of last year's revenue, over about 6 months.₩2.6B

8/25Yest Worth 20.2% of last year's revenue, over about 10 months.₩17.6B

8/25AmendedHanwha Ocean Worth 12.8% of last year's revenue, over about 62 months.₩903B

8/25Nota Worth 11.2% of last year's revenue, over about 3 months.₩1.5B

8/25AmendedHD Hyundai Worth 10.6% of last year's revenue, over about 64 months.₩878B

8/25AmendedHD Korea Shipbuilding & Offshore Engineering Worth 10.6% of last year's revenue, over about 64 months.₩878B

8/25Woowon Development Worth 10.5% of last year's revenue, over about 24 months.₩39.6B

8/25AmendedHL D&I Halla Worth 9.6% of last year's revenue, over about 86 months.₩127B

8/25AmendedPrestige BioPharma Worth 8.6% of last year's revenue, over about 13 months.₩1.2B

8/25AmendedHanshin Construction Worth 7.9% of last year's revenue.₩103B

8/25AmendedSTraffic Worth 6.3% of last year's revenue, over about 46 months.₩11.9B

8/25AmendedDL Holdings Worth 5.8% of last year's revenue, over about 36 months.₩486B

8/25AmendedDL E&C Worth 5.8% of last year's revenue, over about 36 months.₩486B

8/25AmendedICD Worth 5.3% of last year's revenue, over about 4 months.₩10.5B

8/25AmendedLincsolution Worth 5% of last year's revenue, over about 5 months.₩655.6M

8/25Lincsolution Worth 5% of last year's revenue, over about 5 months.₩655.6M

Insider trades 74

8/25Saled'Alba Global Executive sold 9,254 sh on the market at an average ₩229,730, Aug 18–24.₩2.1B

8/25BuyPyung HWA Industrial An insider bought 929,727 sh on the market at an average ₩1,071, Aug 19–25.₩996M

8/25BuyDaedong CEO bought 120,000 sh on the market at an average ₩7,797, Aug 18–21.₩935.6M

8/25BuyAtec Mobility Director bought 40,047 sh on the market at an average ₩9,090, Aug 19–25.₩364M

8/25BuyChonbang An insider bought 9,304 sh on the market at an average ₩33,675, Aug 19–25.₩313.3M

8/25BuyYuanta Securities Korea 10%+ shareholder bought 52,500 sh on the market at an average ₩4,581, Aug 19–25.₩240.5M

8/25BuyUnion Materials 10%+ shareholder bought 150,412 sh on the market at an average ₩1,020, Aug 25.₩153.4M

8/25AmendedBuyKakao Games CEO bought 16,793 sh on the market at an average ₩8,933, Aug 14–19.₩150M

8/25BuyBecu AI CEO bought 36,000 sh on the market at an average ₩3,597, Aug 19–21.₩129.5M

8/25BuyWooGeneB&G CEO bought 34,660 sh on the market at an average ₩2,837, Aug 20.₩98.3M

8/25Net saleKolmar Korea President bought 110 sh and sold 721 sh, Sep 22–Aug 24: net sale of 611 sh.₩5.1M

8/25BuyStradVision CEO bought 23,184 sh on the market at an average ₩3,240, Aug 19–20.₩75.1M

8/25BuyInnoax CEO bought 11,546 sh on the market at an average ₩6,350, Aug 21.₩73.3M

8/25BuyInnoax CEO bought 10,553 sh on the market at an average ₩6,630, Aug 21–25.₩70M

8/25BuyInnoax President bought 10,632 sh on the market at an average ₩6,500, Aug 21.₩69.1M

8/25BuyInnoax Chairman bought 10,000 sh on the market at an average ₩6,790, Aug 21.₩67.9M

8/25SaleMirae Asset Venture Investment 10%+ shareholder sold 2,942 sh on the market at an average ₩16,187, Aug 11–24.₩47.6M

8/25BuyAnkey AX An insider bought 12,660 sh on the market at an average ₩2,365, Aug 21.₩29.9M

8/25BuySemiFive President bought 2,000 sh on the market at an average ₩14,075, Aug 25.₩28.1M

8/25BuyDSM CEO bought 9,950 sh on the market at an average ₩2,724, Aug 20–24.₩27.1M

8/25BuyHNK Machine Tool Director bought 6,681 sh on the market at an average ₩2,741, Aug 21–26.₩18.3M

8/25BuySamyoung S&C Director bought 5,054 sh on the market at an average ₩3,612, Aug 13–27.₩18.3M

8/25BuyELP CEO bought 6,911 sh on the market at an average ₩2,528, Aug 21–25.₩17.5M

8/25BuyHana Financial Group Outside director bought 130 sh on the market at an average ₩123,885, Aug 24.₩16.1M

8/25BuyYM CEO bought 7,584 sh on the market at an average ₩1,526, Aug 6–27.₩11.6M

8/25BuyDentis CEO bought 4,320 sh on the market at an average ₩2,422, Aug 20–25.₩10.5M

8/25BuyHusteel Director bought 1,384 sh on the market at an average ₩3,605, Aug 25.₩5M

8/25BuyIlshin Stone President bought 8,000 sh on the market at an average ₩620, Aug 19–24.₩5M

8/25BuyChinyang Chemical CEO bought 4,709 sh on the market at an average ₩1,049, Aug 25.₩4.9M

8/25BuyMetabiomed Director bought 700 sh on the market at an average ₩3,988, Aug 10–24.₩2.8M

8/25BuyValofe CEO bought 1,000 sh on the market at an average ₩2,595, Aug 21.₩2.6M

8/25BuyIlshin Stone Executive bought 3,500 sh on the market at an average ₩594, Aug 19–21.₩2.1M

8/25AmendedNet buyMirae Asset Venture Investment 10%+ shareholder bought 425 sh and sold 275 sh, Jul 27–Aug 7: net buy of 150 sh.₩5.5M

8/25BuyYuanta Securities Korea Executive bought 300 sh on the market at an average ₩4,490, Aug 25.₩1.3M

8/25BuyKakao Games CEO bought 100 sh on the market at an average ₩8,900, Aug 25.₩890,000

8/25BuyYuanta Securities Korea Executive bought 131 sh on the market at an average ₩4,535, Aug 25.₩594,085

8/25Other changeCopus Korea 10%+ shareholder's holding rose by 5,267,847 sh (off-market buy, other change, rights offering).+5,267,847 sh

8/25Other changeIL Auditor's holding rose by 4,000 sh (new report).+4,000 sh

8/25Other changeCopus Korea 10%+ shareholder's holding rose by 5,467,847 sh (off-market buy, other change, rights offering).+5,467,847 sh

8/25BuyES Cube An insider bought 237,760 sh on the market, Aug 24–25.₩0

All insider trades →

5% holders 47

8/25New 5%INGENIA Therapeutics A major holder's stake rose from 0.00% to 76.80% (new report).76.80%

8/25New 5%Kido Industrial A major holder's stake rose from 0.00% to 57.94% (new report).57.94%

8/25New 5%Paratech Company A major holder's stake rose from 0.00% to 16.78% (new report).16.78%

8/25New 5%Irem A major holder's stake rose from 0.00% to 12.72% (conversion/exercise).12.72%

8/25New 5%Samjin Pharmaceutical A major holder's stake rose from 0.00% to 10.31% (gift).10.31%

8/25New 5%Kiwoom No.11 Special Purpose Acquisition Company A major holder's stake rose from 0.00% to 6.64%.6.64%

8/25New 5%Korea Line A major holder's stake rose from 0.00% to 5.08% (new report).5.08%

8/25Below 5%Samjin Pharmaceutical A major holder's stake fell from 10.33% to 0.00% (gift).0.00%

8/25Below 5%Samsung Pharmaceutical A major holder's stake fell from 8.55% to 0.00% (conversion/exercise).0.00%

8/25Copus Korea A major holder's stake rose from 45.86% to 51.57% (rights offering).51.57%

8/25Smart Radar System A major holder's stake fell from 26.18% to 21.05% (gift).21.05%

8/25Kakao Games A major holder's stake fell from 61.88% to 56.89% (related-party change).56.89%

8/25Atec Mobility A major holder's stake rose from 38.53% to 40.22% (related-party change).40.22%

8/25S.Biomedics A major holder's stake fell from 22.65% to 21.21% (pledge).21.21%

8/25Pyung HWA Industrial A major holder's stake rose from 62.37% to 63.75% (open-market buy).63.75%

8/25BG T&A A major holder's stake rose from 6.19% to 7.42%.7.42%

8/25Sajodaerim A major holder's stake rose from 75.79% to 76.92% (related-party change).76.92%

8/25Chonbang A major holder's stake rose from 17.40% to 18.46% (open-market buy).18.46%

8/25AmendedBecu AI A major holder's stake rose from 35.31% to 36.16% (open-market buy).36.16%

8/25HNK Machine Tool A major holder's stake rose from 53.36% to 54.04% (open-market buy).54.04%

8/25LS A major holder's stake rose from 32.58% to 33.11% (related-party change).33.11%

8/25WooGeneB&G A major holder's stake rose from 30.41% to 30.91%.30.91%

8/25SeoulAuctionCo.Ltd..A major holder's stake rose from 30.10% to 30.55% (pledge).30.55%

8/25Daedong A major holder's stake rose from 34.17% to 34.58% (related-party change).34.58%

8/25FNC Entertainment A major holder's stake rose from 55.26% to 55.61% (open-market buy).55.61%

8/25Top Engineering Company A major holder's stake rose from 28.65% to 28.87% (open-market buy).28.87%

8/25Proteina A major holder's stake fell from 25.76% to 25.63% (stock option).25.63%

8/25ELP A major holder's stake rose from 23.73% to 23.80% (open-market buy).23.80%

8/25ITM Semiconductor A major holder's stake fell from 61.44% to 61.40% (pledge).61.40%

8/25Dentis A major holder's stake rose from 28.68% to 28.71% (open-market buy).28.71%

8/25Ankey AX A major holder's stake rose from 71.17% to 71.18% (open-market buy).71.18%

8/25Paradise A major holder's stake rose from 45.15% to 45.16% (open-market buy).45.16%

8/25Kolmar Korea A major holder's stake fell from 26.55% to 26.54% (open-market sale).26.54%

8/25Pond Group A major holder's stake rose from 76.59% to 76.59% (pledge).76.59%

8/25ESTaid A major holder's stake rose from 53.78% to 53.78% (conversion/exercise).53.78%

8/25The LEAD A major holder's stake rose from 42.25% to 42.25% (share lending).42.25%

8/25M2n A major holder's stake rose from 38.29% to 38.29% (pledge).38.29%

8/25Samkee A major holder's stake rose from 31.18% to 31.18% (pledge).31.18%

8/25KoMi A major holder's stake rose from 41.85% to 41.85% (pledge).41.85%

8/25N2tech A major holder's stake rose from 46.02% to 46.02% (pledge).46.02%

All 5% holders →

Buybacks 7

8/25TrustKomelon Ended a share buyback trust contract.₩10B

8/25DisposalHybe Plans to dispose of 24,420 sh of treasury stock, Sep 1 to Nov 25.₩4.3B

8/25BuybackChinyang Poly Urethane Plans to buy back 595,948 sh of treasury stock, Aug 26 to Nov 25.₩1B

8/25BuybackChinyang Chemical Plans to buy back 979,432 sh of treasury stock, Aug 26 to Nov 25.₩1B

8/25DisposalSK Plans to dispose of 1,487 sh of treasury stock, Aug 26 to Sep 25.₩816.4M

8/25Mhethanol Share cancellation

8/25Sejin T.s Treasury stock acquisition

Share issues & bonds 6

8/25AmendedExion Group Company Rights offering

8/25AmendedIncon Convertible bond issue

8/25AmendedN2tech Convertible bond issue

8/25AmendedNexa Dynamics Rights offering

8/25AmendedDavolink Rights offering

M&A & spin-offs 3

8/25SK Merger

8/25SK Innovation Merger

8/25SK ie technology Merger

Key filings, August 25, 2026

Supply contracts 19

Insider trades 74

5% holders 47

Buybacks 7

Share issues & bonds 6

M&A & spin-offs 3

Exchange actions 11