Fact Source: Financial Supervisory Service DART
💡 3-Second Summary
Samsung Biologics has issued an investor caution notice disclosing that, due to its corporate spin-off decision, the final trading day for stock futures and options (Nov ’25 through Sep ’26 contracts) will be changed to October 29, 2025, and new contract months will not be listed following shareholder approval.
📊 [Key Disclosure Details & Financial Figures]
- Disclosure Title: Investor Caution Notice on Stock Futures and Options (Notice of Scheduled Market Measures for Stock Futures/Options Due to Corporate Spin-off)
- Underlying Asset: Samsung Biologics
- Reason for Notice: Corporate spin-off decision of Samsung Biologics Co., Ltd. (Disclosed on August 22, 2025)
- Key Market Measures:
- Adjustment of Final Trading Day:
- Target Contracts (Stock Futures & Options): Nov ’25, Dec ’25, Jan ’26, Mar ’26, Jun ’26, and Sep ’26 contracts
- Adjusted Final Trading Day: October 29, 2025 (The trading day immediately preceding the start date of trading suspension for the underlying equity)
- Non-listing of New Expiry Months: New contract months will not be listed following the date of shareholder approval for the spin-off (October 17, 2025).
- Adjustment of Final Trading Day:
- Governing Rules: Articles 27, 37, and 155 of the Derivatives Market Business Regulations and Articles 11, 19, and 164 of its Enforcement Rules
- Other Reference Items:
- Matters regarding the new listing of Samsung Biologics stock futures and options will be announced at a later date.
- The above plan is subject to change depending on the schedule and outcome of the general meeting of shareholders.
- Related Disclosures:
- August 22, 2025: Decision on Corporate Spin-off
- May 22, 2025: Decision on Corporate Spin-off
📝 Editor’s Comment (Key Follow-up Checkpoint)
📌 Verifying Adjusted Final Trading Day and Derivative Market Measures
This disclosure provides notice of scheduled derivative market measures, including the revised final trading day and restriction on new expiry listings for Samsung Biologics’ stock futures and options due to the corporate spin-off.
Checking the implementation of market measures aligned with the adjusted final trading day (October 29, 2025) and the shareholder meeting date (October 17, 2025) is essential.
Relevant details can be verified in subsequent market notices issued by the Korea Exchange (KRX) and follow-up disclosures regarding the shareholder meeting outcome.
📢 Disclaimer & Source Notice
Source: This content was structured and regenerated based on official data submitted to the Financial Supervisory Service’s DART system.
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