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All Disclosures
OWNR
OPTRONTEC
★

CHOISANGHO CORP. Increases Stake in OPTRONTEC to 29.20% via New Special Relationship Party, Reinforcing Management Control

  17h ago
OWNR
OPTRONTEC
★

New Registered Executive Hong Chang-il Reports 348,813 Shares Held in Optrontec, No Capital Change

  17h ago
OTHR
OPTRONTEC
★

OPTRONTEC Appoints New Outside Director Expanding Board to Six Members, Governance Shift

  07/20/2026 01:47 PM
EXCH
OPTRONTEC
★

Extraordinary General Meeting Results Approve Appointment of Inside Director Outside Director and Other Non-executive Director

  07/20/2026 01:30 PM
EXCH
OPTRONTEC
★★

OPTRONTEC Extends Debt Guarantee for Vietnam Subsidiary by 33.7 Billion KRW, Equivalent to 54.8% of Equity, Raising Contingent Liability Risk

  07/16/2026 02:51 PM
OWNR
OPTRONTEC
★

OPTRONTEC Non-Registered Executive Jeong Dae-hyeon Increases Stake to 0.28% via Open Market Purchases

  07/16/2026 09:28 AM
EXCH
OPTRONTEC
★

Optrontec Corrects Clerical Error in EGM Notice, Outside Director Term Adjusted; No Impact on Shareholder Value

  07/15/2026 04:50 PM
EXCH
OPTRONTEC
★

OPTRONTEC Adjusts 17th Convertible Bond Conversion Price Upward Due to Market Price Rise, Reducing Potential Dilution

  07/13/2026 02:01 PM
OWNR
OPTRONTEC
★

OPTRONTEC Non-Registered Executive Jeong Dae-hyeon Increases Stake to 0.21% via Open Market Purchase of 25,000 Shares

  07/13/2026 09:48 AM
OTHR
OPTRONTEC
★

OPTRONTEC Correction of Shareholders Meeting Notice Clerical Error No Financial Impact

  07/06/2026 09:56 AM
OTHR
OPTRONTEC
★

OPTRONTEC Calls Extraordinary General Meeting to Elect Directors

  07/03/2026 03:53 PM
EXCH
OPTRONTEC
★

OPTRONTEC Amends Shareholders Meeting Notice with Detailed Director Candidate Information

  07/03/2026 03:37 PM
EXCH
OPTRONTEC
★

Conversion Price Upward Adjustment for 16th Series CB Due to Market Price Rise Reduces Potential Dilution

  06/30/2026 02:47 PM
OWNR
OPTRONTEC
★

Major Shareholder CHOISANGHO CORP. Increases Stake to 28.34% via Open Market Purchases and Adds Special Relation, Strengthening Management Control

  06/30/2026 01:22 PM
OWNR
OPTRONTEC
★

CEO CHOI SANG HO Acquires 78,085 Shares via Open Market, Increases Stake to 0.22%

  06/30/2026 01:06 PM
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