Sensex Weekly Expiry: Ambuja Cements, Kaynes and SAIL Under F&O Ban on October 15, 2026

As the weekly Sensex expiry approaches, market players are adjusting their strategies. Meanwhile, the exchange has temporarily restricted a few specific securities in the derivatives segment, a standard move as part of its ongoing market surveillance. 

On October 15, 2026, Ambuja Cements, Kaynes Technology India and Steel Authority of India (SAIL) have been placed under the futures and options (F&O) trading ban.  

Sensex Weekly Expiry: Stocks Under F&O Ban 

Ahead of the weekly expiry, Ambuja Cements, Kaynes Technology India and Steel Authority of India (SAIL) have been placed under the F&O trading ban. The restriction has been imposed after the stock crossed 95% of the market-wide position limit (MWPL). 

While fresh positions are not allowed in the futures and options segment for the stock, it continues to remain available for trading in the cash market. 

The stock under the F&O ban for October 15, 2026, are: 

1. Ambuja Cements

Ambuja Cements Share Price Performance  

As of October 14, 2026, at 3:30 PM, Ambuja Cements Share Price on NSE was closed at ₹349.00 down by 0.29% from the previous closing price.  

2. Kaynes Technology India

Kaynes Technology India Share Price Performance 

As of October 14, 2026, at 3:30 PM, Kaynes Technology India Share Price on NSE was closed at ₹3,275.00 down by 0.46% from the previous closing price. 

3. Steel Authority of India 

Steel Authority of India Share Price Performance 

As of October 14, 2026, at 3:30 PM, Steel Authority of India Share Price on NSE was closed at ₹170.00 down by 1.60% from the previous closing price. 

What is Sensex Weekly Expiry? 

Sensex options contracts expire every Thursday. In cases where Thursday is a trading holiday, the expiry is shifted to the previous trading day. 

Settlement occurs at the regular market closing time unless otherwise specified by the exchange. Similarly, if the final Thursday of the expiry cycle is a holiday, contracts expire on the preceding trading session. 

Read More: TCS Share Price in Focus; Bags MyState Mandate for Core Banking Platform Deployment! 

Conclusion 

Ambuja Cements, Kaynes Technology India and Steel Authority of India have been placed in the F&O ban list underscores the importance of monitoring position limits.  

Disclaimer: This blog has been written exclusively for educational purposes. The securities or companies mentioned are only examples and not recommendations. This does not constitute a personal recommendation or investment advice. It does not aim to influence any individual or entity to make investment decisions. Recipients should conduct their own research and assessments to form an independent opinion about investment decisions. 

Investments in the securities market are subject to market risks, read all the related documents carefully before investing.