Amended Insider/Major Shareholder Securities Ownership Report — Samsung Electronics

Summary

An amendment was filed to correct the previously reported share counts in an insider ownership disclosure. The reporter, Jo Misun (non-registered executive, Senior Vice President in the Finance Team), revised her holdings from 3,289 to 3,409 common shares after an open-market purchase of 120 shares on May 18, 2026 at KRW 269,500 per share. The position remains negligible at approximately 0.00% of total shares outstanding (6,735,612,586). This is a routine administrative correction with no material implications for the broader shareholder base.

Historical Impact

10 past Correction · ≈ Amendment (/A) events at Samsung Electronics

Median +5d

+14.25%

Range

-15.26% to +29.48%

Positive outcomes

6/10

Filed	P₀	P₊₅	+5d
Jun 29, 2026	₩323,000	₩308,000	-4.64%
Jun 2, 2026	₩360,500	₩305,500	-15.26%

Full Translation

Report on Ownership of Specified Securities by Executives and Major Shareholders 6.1 Samsung Electronics Co., Ltd. 2026-05-18 Amendment Filing (Report) May 26, 2026 1. Disclosure document subject to amendment: Report on Ownership of Specified Securities by Executives and Major Shareholders 2. Original submission date of document subject to amendment: 2026.05.26 3. Amendment details: Item: Samsung Electronics — Trading Reason: Correction Before: 3,289 After: 3,409 Report on Ownership of Specified Securities by Executives and Major Shareholders To: Securities and Futures Commission To: Korea Exchange Date ownership reporting obligation arose: 2026.05.26 Report reference date: 2026.05.21 ※ The reporter hereby confirms that, as of the report reference date, the ownership status of the reporter's specified securities has been accurately prepared in accordance with relevant laws and disclosure guidelines, and that there are no false statements or omissions of material facts. Reporter: Choi Ga-young 1. Information on the Issuing Company Company name: Samsung Electronics Co., Ltd. Corporate classification: KOSPI-listed corporation Company code: 005930 Total issued shares: 6,735,612,586 2. Information on the Reporter Report type: Change Reporter category: Individual (domestic) Name (Korean): Jo Mi-sun Name (Chinese/English): 趙美善 (JO MISUN) Date of birth or business registration number: 800415 Address (head office location) [up to eup/myeon/dong only]: Central Park-ro, Yeongtong-gu, Suwon, Gyeonggi-do Relationship with issuer: Executive (registered status: non-registered executive) Position: Senior Vice President (Sangmu) Appointment date: 2023.01.16 Retirement date: - Major shareholder: - Business contact and person in charge: Affiliated company: Samsung Electronics Co., Ltd. Department: Finance Team Position: Senior Professional Phone: 031-27****** Name: Kim Eui-yoon Fax: 031-27****** Email: ******.kim@samsung.com 3. Ownership Status of Specified Securities A. Number and ownership ratio of specified securities held Report reference date | Specified securities (shares / ratio %) | Common shares (shares / ratio %) Previous report (2026.02.03): 3,289 / 0 | 3,289 / 0 Current report (2026.02.06): 3,409 / 0 | 3,409 / 0 Change: +120 / 0 | +120 / 0 B. Holdings by type of specified securities Common shares (A): 3,409 shares Warrants, convertible bonds, bonds with warrants, profit-sharing bonds, exchangeable bonds, depositary receipts, others: none Total: 3,409 shares (0.00%) Total issued shares (J): 6,735,612,586 Common share ownership ratio (A/J) × 100: 0.00% C. Detailed change history Reason: On-market purchase (+) Date of change: 2026.05.18 Type: Common shares Before: 3,289 shares Change: +120 shares After: 3,409 shares Acquisition/disposal unit price: KRW 269,500 Trading plan report date: 2026.05.26 Total: 3,289 → 3,409 (+120), KRW 269,500 * For trades on the securities market, the contract settlement date applies. ** For non-stock securities, the unit price refers to the exercise/conversion/exchange price or the trading price of the underlying shares acquired/disposed through the exercise of rights; amounts in parentheses indicate the trading price of the security itself.