【CMC】Announcement of the Company's Disposal of Securities

1. Security name: Phison common stock 2. Transaction dates: 115/4/28 to 115/4/29 3. Date of board approval: Not applicable 4. Other approval dates: Approval level: Chairman's approval, April 29, 115 5. Transaction quantity, unit price, and total transaction amount: Transaction quantity (in thousands of shares): 220, Unit price (NTD): 1,980.52, Total transaction amount (NTD): 435,714,169 6. Disposal profit (or loss) (not applicable for acquisition of securities): Disposal profit NT$54,157,521 7. Relationship with the target company of the transaction: None 8. As of now, the cumulative quantity, amount, shareholding ratio, and restricted rights (e.g., pledge status) of this transaction's securities (including this transaction): Remaining holdings: 200,000 shares, Amount: NT$346,869,689, Shareholding ratio: 0.09%, Restricted rights: None 9. As of now, the proportion of investment in securities (including this transaction) listed in Article 3 of the "Regulations Governing the Acquisition and Disposal of Assets by Public Companies" to the company's most recent financial report's total assets and equity attributable to owners of the parent, and the amount of working capital in the most recent financial report: Proportion of total assets: 77.18%, Proportion of equity attributable to owners of the parent: 108.11%, Working capital amount: NT$8,285,327 thousand 10. Specific purpose of acquisition or disposal: Investment portfolio 11. Opinions of dissenting directors on this transaction: None 12. This transaction is a related party transaction: No 13. Counterparty and its relationship with the company: Not applicable 14. Date of approval by supervisors or audit committee: Not applicable 15. Date of previous major information announcement on the same event: Not applicable 16. Other matters to be specified: The authorized trader was authorized on 115/03/31 to conduct securities transactions in the centralized trading market during Q2 115.