• Samsung SDI's largest shareholder group increased its holdings by 5,035 shares to 16,302,275 in a Nov. 12, 2026, disclosure.
• The group's overall stake remained at 19.83%; its common-share stake rose to 20.23% from 20.22%.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Samsung SDI Co. Ltd. published the original content used to generate this news brief via DART, the regulatory disclosure system operated by the South Korea Financial Supervisory Service (FSS) (Ref. ID: 20261112800571), on November 12, 2026, and is solely responsible for the information contained therein.