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ADEKA Corporation news

Latest news releases, newest first. Pick a year for every news release, call and deck from that year.

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Establishes New Manufacturing Plant for TRANSPAREX™ New Ultimate Performance Novel Clarifier in South Korea

August 24, 2026

ADEKA Expands Production Capacity for Photoacid Generators Used in Advanced Photoresists for EUV Lithography- Responding to Strong EUV Demand and Accelerating PAG Monomer Scale-Up

August 20, 2026

Adeka Selected as a Constituent of the "JPX-Nikkei Index 400" for the Fourth consecutive year

August 17, 2026

Summary of Consolidated Financial Results for the Three Months Ended June 30, 2026[Japanese GAAP]

August 6, 2026

Notice of Completion of Payment for Disposal of Treasury Stock as Restricted Stock Awards

July 17, 2026

Notice of Disposal of Treasury Shares as Restricted Stock Compensation

June 19, 2026

Notice regarding the Decisions on Scheduled Date of Cancellation of Own Shares

June 11, 2026

Notice regarding Progress and Completion of Acquisition of Own Shares

June 2, 2026

Our Consolidated Subsidiary (NIHON NOHYAKU CO., LTD.) Announced Settlement of Litigation

January 5, 2026

Construction of a New Plant for Organometallic Compounds for MOR used of Next-Generation EUV Lithography

October 30, 2025

Publish ADEKA Report 2025 and SUSTAINABILITY DATA BOOK 2025

October 30, 2025

Notice regarding Result of Acquisition of Own Shares through Off-Auction Own Share Repurchase Trading System (ToSTNeT-3)

August 11, 2025

Notice regarding the Decisions on Matters Pertaining to Acquisition of Own Shares and the Decisions on Matters Pertaining to Cancellation of Own Shares

August 8, 2025

Notice regarding Purchase of Own Shares Through Off-Auction Own Share Repurchase Trading System (ToSTNeT-3)

August 7, 2025

Our Consolidated Subsidiary (NIHON NOHYAKU CO., LTD.) announced the Judgment of the lawsuit and the decision to appeal

June 24, 2025

Notice Regarding the Receipt of Written Withdrawal of Shareholder Proposals by Our Consolidated Subsidiary (NIHON NOHYAKU CO., LTD.)

May 23, 2025

Notice Regarding the Board of Directors' Opinion on Shareholder Proposal

May 13, 2025

Notice Regarding the Board of Directors' Opinion on Shareholder Proposal by Our Consolidated Subsidiary (NIHON NOHYAKU CO., LTD.)

May 13, 2025

Notice Regarding Shareholder Proposal to Our Consolidated Subsidiary (NIHON NOHYAKU CO., LTD.)

April 16, 2025

ADEKA: Updated "ADEKA Group Corporate Governance Guideline"

January 26, 2025

Notice of revision of consolidated financial forecast and distribution of dividends from Surplus (interim dividend) and the year-end dividend forecast (dividend increase)

November 11, 2024

Decks

The 5 newest of 11 decks. Every deck is listed under its year.