Description
NSE circular announcing dividend adjustment for Indian Oil Corporation Limited (IOC) futures and options contracts with Rs 5/- dividend and ex-date of December 18, 2025.
Summary
National Stock Exchange has announced dividend adjustment for Futures and Options contracts in Indian Oil Corporation Limited (IOC). A dividend of Rs 5/- per share (face value Rs 10/-) will be adjusted in all IOC derivatives contracts with ex-date and effective date of December 18, 2025. Members must update contract files before trading on the ex-date.
Key Points
- Company: Indian Oil Corporation Limited (IOC)
- Corporate Action: Dividend
- Face Value: Rs 10/-
- Dividend Amount: Rs 5/- per share
- Ex-Date and Effective Date: December 18, 2025
- Revised option strike prices will be provided one day prior to ex-date
- Strike prices and lot sizes will be rounded to nearest tick size and integer respectively
- Adjustments made as per SEBI guidelines for corporate actions in derivatives
Regulatory Changes
No new regulatory changes introduced. This circular implements existing SEBI guidelines for adjustments to futures and options contracts upon announcement of corporate actions.
Compliance Requirements
- Members must load updated contract.gz/MII contract files (NSE_FO_contract_ddmmyyyy.csv.gz) and spread files (NSE_FO_spdcontract_ddmmyyyy.csv.gz) on trading application before trading on December 18, 2025
- Files available from faoftp/faocommon directory on Extranet server
- MII contract and spread files also available on NSE website at: https://www.nseindia.com/all-reports-derivatives
- Adjustment details can be referred at: https://www.nseindia.com/products-services/equity-derivatives-corporate-actions-adjustments
- Position adjustment methodology to be separately intimated by respective Clearing Corporation
Important Dates
- December 15, 2025: Circular issued
- December 17, 2025: Revised option strike prices, futures prices, lot size and quantity freeze limit details will be available (one day prior to ex-date)
- December 18, 2025: Ex-date and effective date for dividend adjustment
Impact Assessment
Market Impact: Medium - All existing IOC futures and options positions will be adjusted for the Rs 5/- dividend. This is a routine corporate action adjustment.
Operational Impact: Trading members must ensure updated contract files are loaded before December 18, 2025 to avoid trading disruptions. The revised strike prices and lot sizes will be in decimal format and rounded to nearest tick size/integer.
Position Impact: All open IOC F&O positions will be adjusted according to the methodology to be provided by the Clearing Corporation. Traders holding IOC derivatives contracts should monitor their positions for adjustment impacts.
Impact Justification
Standard dividend adjustment affecting IOC derivatives contracts. Medium impact as it affects all existing F&O positions in IOC requiring position adjustments.