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Dong-Ah Geological Engineering

028100 · KOSPI · ₩028100 · 동아지질

₩18,400▼ ₩350 (1.87%)End-of-day · Oct 29, 2026 · End-of-day prices.
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  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결

    Predicted impact: Low

    Oct 30, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결

    Predicted impact: Low

    Oct 30, 2026Open on DART
  • Status Report on Acquisition Under Trust Agreement신탁계약에의한취득상황보고서

    Predicted impact: Low

    Oct 26, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결

    Predicted impact: Low

    Oct 19, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결

    Predicted impact: Low

    Oct 16, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Sep 30, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Sep 30, 2026Open on DART
  • Response to rumour or news report풍문또는보도에대한해명(미확정)Sep 23, 2026Open on DART
  • Lawsuit filed or ruled소송등의제기ㆍ신청(일정금액이상의청구)Sep 9, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Sep 1, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Aug 31, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Aug 31, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Aug 28, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Aug 28, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Aug 26, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Aug 14, 2026Open on DART
  • Half-year report (Jun 2026)반기보고서 (2026.06)Aug 14, 2026Open on DART
  • Major sales or supply contract단일판매ㆍ공급계약체결Aug 6, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결(자율공시)Aug 6, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Aug 3, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Jul 30, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Jul 27, 2026Open on DART
  • Amended: Lawsuit filed or ruled[기재정정]소송등의판결ㆍ결정(일정금액이상의청구)Jul 24, 2026Open on DART
  • Lawsuit filed or ruled소송등의판결ㆍ결정(일정금액이상의청구)Jul 24, 2026Open on DART
  • Amended: Trading halt[기재정정]매매거래정지및정지해제(중요내용공시)Jul 23, 2026Open on DART
  • Trading halt매매거래정지및정지해제(중요내용공시)Jul 23, 2026Open on DART
  • Share cancellation decision주식소각결정Jul 23, 2026Open on DART
  • Buyback trust contract signed주요사항보고서(자기주식취득신탁계약체결결정)Jul 23, 2026Open on DART
  • Trust Contract Termination Result Report신탁계약해지결과보고서Jul 23, 2026Open on DART
  • Material Matters Report (Decision on Termination of Trust Agreement for Own Share Acquisition)주요사항보고서(자기주식취득신탁계약해지결정)Jul 23, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Jun 30, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Jun 30, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Jun 30, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Jun 30, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Jun 25, 2026Open on DART
  • Buyback trust contract signed주요사항보고서(자기주식취득신탁계약체결결정)Jun 10, 2026Open on DART
  • Trust Contract Termination Result Report신탁계약해지결과보고서Jun 10, 2026Open on DART
  • Material Matters Report (Decision on Termination of Trust Agreement for Own Share Acquisition)주요사항보고서(자기주식취득신탁계약해지결정)Jun 10, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결May 29, 2026Open on DART
  • Disclosure of Corporate Governance Report기업지배구조보고서공시May 29, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결May 18, 2026Open on DART
  • Quarterly report (Mar 2026)분기보고서 (2026.03)May 15, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결May 8, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결Apr 29, 2026Open on DART
  • Amended: Major sales or supply contract[기재정정]단일판매ㆍ공급계약체결(자율공시)Apr 27, 2026Open on DART
  • Major sales or supply contract단일판매ㆍ공급계약체결Apr 9, 2026Open on DART
  • Corporate value-up plan기업가치제고계획(자율공시)Mar 26, 2026Open on DART
  • Annual general meeting results정기주주총회결과Mar 26, 2026Open on DART
  • Response to rumour or news report풍문또는보도에대한해명(미확정)Mar 25, 2026Open on DART
  • Annual report (Dec 2025)사업보고서 (2025.12)Mar 18, 2026Open on DART

Titles in Korean until English translations are added.

Also known as: Dong-Ah Geological Engineering / 동아지질 / 028100 / KRX:028100

Source: KRX statistical information