Samsung Biologics filed a report stating that the shares held by its largest shareholder and related parties rose by 2,291 shares, from 34,391,646 shares to 34,393,937 shares, as of November 2, 2026.

Samsung Biologics submitted a report on changes in shares held by its largest shareholder and related parties on November 2, 2026. The combined ownership ratio of the largest shareholder and related parties rose by 0.01%, from 74.29% to 74.30%. The company said the change was due to on-exchange trading by Samsung Life Insurance (special account), an affiliate. The shareholdings of Samsung C&T and Samsung Electronics, other major shareholders, are as stated in the summary of holdings.

1. 01

   The change reflects on-exchange purchases and sales by Samsung Life Insurance (special account) from October 6, 2026 to October 30, 2026.

2. 02

   Samsung Life Insurance (special account) held 8,902 shares before the change and 11,193 shares after it.

3. 03

   The report states that Samsung C&T holds 19,932,350 shares (43.06%) and Samsung Electronics holds 14,449,944 shares (31.22%).

4. 04

   The number of preferred shares and depositary receipts is 0 shares in both the previous and current reports.

An AI model translated the Korean summary of this filing into English; every number is carried over from the Korean original. Reference information, not investment advice.

Key figures

Combined holdings of largest shareholder and related parties in previous report (October 6, 2026)

34,391,646 shares (74.29%)

Combined holdings of largest shareholder and related parties in current report (November 2, 2026)

34,393,937 shares (74.30%)

Change

2,291 shares (0.01%)

Total issued shares

46,290,951 shares

Samsung Life Insurance (special account) holdings after change

11,193 shares

Filing facts

Filing type

Largest Shareholder Holding Change

Report name

Report on Changes in Shares Held by the Largest Shareholder and Related Parties

Filed

Nov 2, 2026

Receipt number

20261102800547