Supply contract signed

A later amendment corrects this filing, so the terms on this page may be out of date. See the latest version (2026-10-20) →

What happened

Yest / Execution of Single Sales/Supply Contract / (2026.07.21) Execution of Single Sales/Supply Contract Execution of Single Sales/Supply Contract 1. Content of the sales/supply contract: Sputter equipment 2. Contract details Whether a conditional contract: Not applicable Confirmed contract amount: - Conditional contract amount: - Total contract amount (KRW): - Revenue for the most recent fiscal year (KRW): 87,055,847,267 Ratio to revenue (%): - 3. Counterparty: Korea ULVAC Inc. - Revenue for the most recent fiscal year (KRW): 429,450,393,289 - Main business: Semiconductor and display equipment - Relationship with the Company: None - Whether the Company has performed a same-type contract with the counterparty within the most recent 3 years: Applicable 4. Sales/supply region: Republic of Korea 5. Contract period: Start date 2026-07-20; End date 2026-10-23 6. Key contract terms Whether there is a down payment/advance payment: Yes Payment terms, etc.: 30% advance payment, remaining 70% balance 60 days after delivery 7. Sales/supply method: In-house production: Applicable; Outsourced production: Applicable; Other: - 8. Contract (order) date: 2026-07-20 9. Matters concerning disclosure withholding Withholding deadline: 2026-12-23 Reason for withholding: Withheld at the customer's request 10. Other matters for reference in investment decisions - The contract (order) date is the date the Company received the customer's purchase order (PO). - The Company's most recent revenue figure is based on the 2025 year-end consolidated financial statements. - The counterparty's most recent revenue figure is consolidated revenue as of June 30, 2025 (as stated in the filing). - Regarding "9. Matters concerning disclosure withholding" above, the key contract details (contract amount) have been withheld from disclosure due to the need to maintain business confidentiality; investors are advised to invest carefully, taking into account the possibility of changes to or termination of the contract. Related disclosures: -