383310 - Ecopro HN Co., Ltd.

383310 Summary
Chemicals
Stock Price & Overview
₩22,950 +650 (+2.91%) Close · Sep 4, 2026 KST
KOSDAQ | ₩KRW | Close: ₩22,950  ≈ US$16  ·  Market cap ₩0.5tn (≈ $344m)
Why this page exists. Korean issuers file to DART, not the SEC, and almost nothing is published in English. Titles here are translated; where kstock has read the filing, the row carries the explanation and the amount in won and dollars. How we pick »

383310 DART Filings

ks

Ecopro HN Wins ₩93.6 Billion Micron Emissions-Control Order

Ecopro HN will supply large catalytic systems that remove perfluorinated compounds from semiconductor exhaust. The customer is Micron Semiconductor Asia Operations in Singapore. The ₩93.60 billion order equals 66.4% of Ecopro HN's 2025 consolidated revenue. The contract runs through April 1, 2029. Payments are 20% at the purchase order, 55% after design and delivery, and 25% after commissioning and performance tests. The price was translated from USD 68 million at ₩1,376.50 per dollar.

Contract09/01/26kstock explained
₩93.6bn≈ $67m
DART

Large business group status disclosure — quarterly, individual company

Filing08/28/26title translated
ks

Ecopro HN wins ₩21bn emissions equipment contract in Idaho

Ecopro HN signed a ₩20.97bn contract with Hoffman Construction for emissions treatment equipment in Idaho. The order equals 14.9% of FY2025 consolidated revenue. It covers catalytic equipment that treats perfluorinated compounds. The contract runs from August 21, 2026 through July 30, 2027. Payments comprise a 20% advance, a 55% intermediate payment and a 25% balance. The filing does not name the ultimate facility owner.

Contract08/24/26kstock explained
₩21.0bn≈ $15m
DART

Half-Year Report

Periodic08/14/26title translated
DART

Supplier Payment Terms and Dispute-Resolution Disclosure

Governance08/13/26title translated
DART

Preliminary Consolidated Results (Fair Disclosure)

Earnings08/04/26title translated
DART

Single Supply Contract Signed

Contract07/27/26title translated
DART

Advance notice of results disclosure

Filing07/13/26title translated
DART

Large business group status disclosure — annual and Q1, individual company

Filing06/01/26title translated
DART

Quarterly Report

Periodic05/15/26title translated
4 routine filings (insider holdings reports, IR schedules)DART

Investor Relations Event

IR09/01/26title translated
DART

5% Ownership Report — Large Holdings

Ownership07/29/26title translated
DART

Investor Relations Event

IR07/13/26title translated
DART

Investor Relations Event

IR05/12/26title translated
14 filings on file, grouped where one event produced many. Source: DART, operated by Korea's Financial Supervisory Service.

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What a US investor should know

  • Trading hours09:00–15:30 KST — 20:00–02:30 US Eastern the night before.
  • Daily limitKorean stocks can move at most ±30% in a session before trading halts.
  • Getting exposureKRX shares are not directly tradable in most US brokerage accounts. The usual routes are Korea ETFs or an international account.
  • ReportingKorean issuers file to DART, not the SEC. Half-year and quarterly reports land about 45 days after period end.