Realtek Semiconductor Corporation — AGM Information 2026

Apr 24, 2026

Realtek Semiconductor Corp.

2026 Annual Shareholders’ Meeting Notice
(Summary Translation)

The 2026 Annual Shareholders’ Meeting will be held at 9:00 AM on Wednesday, May 27, 2026 at No.1, Industry East 2nd Road, Hsinchu Science Park Life Hub, Bach Conference Room.

1. Agenda for the 2026 Annual Shareholders’ Meeting is as follows:

I. Report Items
(1) Business report of 2025
(2) Audit Committee’s review report
(3) To report 2025 employees’ compensation and directors’ remuneration
(4) To report 2025 cash dividends distribution from retained earnings
(5) To report 2025 related party transactions

II. Ratification Items
(1) 2025 business report and financial statements
(2) Distribution of 2025 retained earnings

III. Discussion Item
(1) Proposal to release the non-compete restriction on directors

IV. Extraordinary Motions

1. The Board of Directors resolved that the 2025 cash dividends distribution from retained earnings is NT$ 12,887,816,025, NT$ 25 per share.

2. Please refer to the website of MOPS at (https://mops.twse.com.tw) for essential contents of items specified under Article 172 of the Company Act.

3. For shareholders who will attend the meeting in person, please sign or stamp on the attendance sign-in form and bring it to the venue on the day of the meeting for registration and attendance. If an agent is entrusted to attend the meeting, the shareholder shall sign or stamp on the proxy form and personally fill in the name and address of the agent, then deliver the proxy form to the Transfer Agency Department of CTBC Bank Co., Ltd. at least 5 days prior to the day of the meeting for issuance and delivery of the attendance sign-in form to the entrusted agent.

4. If proxies are solicited by the shareholder(s), the Company shall compile solicitation information into a summary table and disclose such information on the Securities & Futures Institute website by April 24, 2026. Shareholders who wish to inquire about such information can directly enter (https://free.sfi.org.tw) into the "Free Inquiry of Proxy Forms Announcement Data" system and input the search conditions.

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1. The shareholders may exercise voting rights through electronic voting. The period of exercising voting rights starts from April 27, 2026, to May 24, 2026. Please log in to Taiwan Depository & Clearing Corporation’s "Shareholders’ e-Voting Platform" website (https://stockservices.tdcc.com.tw) and follow the instructions to vote.

2. If new shareholders intend to submit shareholder seal cards, please download the seal cards from the website of the Company's Transfer Agent, CTBC Bank Co., Ltd. Trust Online Banking.

3. The Transfer Agency Department of CTBC Bank Co., Ltd. is the proxy counting and verification institution for this Meeting.

4. Shareholders’ attention and compliance are kindly requested.

Sincerely,

Board of Directors

Realtek Semiconductor Corp.