Description
NSE announces adjustment of futures and options contracts for Computer Age Management Services Limited (CAMS) following a 5:1 stock split with face value change from Rs 10 to Rs 2, effective December 5, 2025.
Summary
NSE has announced adjustments to Futures and Options contracts for Computer Age Management Services Limited (CAMS) following a stock split in the ratio of 5:1. The face value will be reduced from Rs 10 to Rs 2. The adjustment factor is 5, and the revised market lot will be 750 shares. These changes will be effective from December 5, 2025 (ex-date and effective date). Revised option strike prices will be provided one day prior to the ex-date.
Key Points
- Company: Computer Age Management Services Limited (CAMS)
- Corporate Action: Stock Split in ratio 5:1
- Face Value: Rs 10 reduced to Rs 2
- Adjustment Factor: 5
- Revised Market Lot: 750 shares
- Ex-Date and Effective Date: December 5, 2025
- Revised option strike prices to be announced one day before ex-date
- Members must load updated contract.gz/MII contract and spread files before trading on ex-date
Regulatory Changes
This adjustment is made in pursuance of SEBI guidelines for adjustments to futures and options contracts on announcement of corporate actions. The circular implements mandatory contract modifications to reflect the stock split.
Compliance Requirements
- Trading members must load updated contract.gz/MII contract files (NSE_FO_contract_ddmmyyyy.csv.gz) on trading applications before trading on December 5, 2025
- Members must load updated spread files (NSE_FO_spdcontract_ddmmyyyy.csv.gz) before the ex-date
- Files can be obtained from directory faoftp/faocommon on the Extranet server
- Files are also available on NSE website at: https://www.nseindia.com/all-reports-derivatives
- Members should refer to adjustment details at: https://www.nseindia.com/products-services/equity-derivatives-corporate-actions-adjustments
- Position adjustment methodology will be separately communicated by the respective Clearing Corporation
Important Dates
- November 20, 2025: Circular issue date
- December 4, 2025: Revised option strike prices, futures prices, lot size and quantity freeze limits to be provided (one day prior to ex-date)
- December 5, 2025: Ex-date and effective date for all adjustments
Impact Assessment
High Impact on Derivatives Market:
- All existing F&O contracts in CAMS will be adjusted with 5x adjustment factor
- Market lot increases from 150 to 750 shares (5x multiple)
- All option strike prices will be revised proportionately
- Traders holding CAMS F&O positions must be aware of the adjusted contract specifications
- Trading systems must be updated with new contract parameters to ensure seamless trading
- Failure to update systems could result in trading errors or order rejections
Operational Impact:
- Trading members must ensure timely system updates before December 5, 2025
- Risk management systems need recalibration for adjusted lot sizes and strike prices
- Client communication required for position holders to understand adjusted contracts
Impact Justification
Stock split requires mandatory adjustment of all F&O contracts with revised lot sizes and strike prices, directly impacting all traders and members holding CAMS derivative positions.