Special Alloy Supply Contract End Date Extended by One Month, Payment 61% Completed

Contract end date extended by one month from 2026-05-18 to 2026-06-18 due to payment schedule delay; related disclosure deferral period also extended.
Delivery completion rate 100%, payment progress approx. 61% as of correction date.
Contract value 1.37 billion KRW (USD 960,148.80), representing 53.56% of 2024 consolidated revenue.
Counterparty: US global aerospace launch company (undisclosed due to business confidentiality).
Supply of special alloy, outsourced production, payment terms net 30 days after delivery.

Filing: [Correction of Description] Conclusion of Single Sale and Supply Contract
Company: Sphere (347700)
Submission: Sphere Corp.
Receipt: 05-18-2026
Under KRX KOSDAQ Market Division