loader2
Login Open ICICI 3-in-1 Account
  • Text Size
  • Text to Speech
  • Color Contrast
  • Pause Animations

How can we help you ?

Choose the category to find the help you need

    Announcements

    Everything You Need to Know About CAS Before August 3, 2026
    Read More
    Stocks Back

    Closing Auction Session (CAS)

    What types of products & features are allowed and not allowed during CAS at ICICI Securities Limited?
    Allowed Not Allowed

    Cash Buy

    Cash Sell

    MTF Buy

    MTF Sell

    eATM

    SPOT Sell

    GTT Request

    BTST

    One Click

    Intraday Buy

    Intraday Sell

    Bracket Order

    Stop Loss

    IOC Orders

    Disclosed Quantity Orders

    When will I get payout for eATM orders executed in Closing Auction Session (CAS)? What is the implementation timeline for both the CAS framework and the revised pre-open market session? What is the applicability of CAS in the Equity Derivatives segment? What order placements are allowed during the CAS Session for CAS stocks? Is there any change in the trading hours for the Equity Derivatives segment under Closing Auction Session (CAS)? Will this change apply to all equity derivative instruments, including index futures and options, as well as stock futures and options? What is the Closing Auction Session? Why is the Closing Auction Session (CAS) being introduced? How will the closing price be decided in Closing Auction Session (CAS)? What is the reference price in CAS? What if more than one price matches the maximum volume in the Closing Auction Session (CAS)? What if no equilibrium price is found during the Closing Auction Session? Is the Closing Auction Session (CAS) applicable to all securities in the equity segment? What are the Closing Auction Session (CAS) timings for Algo products? How can I know which stocks are available for order placement in the CAS? Can I place orders in all scrips during the CAS? Can I participate in the CAS? Who determines the reference price under Closing Auction Session (CAS)? What will be the handling of Intraday & Bracket products with respect to CAS? When the stock futures contract price band is set at ±3% of the reference price computed after 3:15 PM, what will happen to the unexecuted orders on stock futures contracts under Closing Account Session (CAS)? How is the Index value computed during CAS? If derivatives on a security are suspended or discontinued, will CAS continue or revert to VWAP-based closing in the equity segment? What is the applicable price band for stock futures during CAS? Is the price band change applicable to options as well during CAS? What order modification/cancellation are allowed during the CAS Session for CAS stocks? Will the upper/lower price band limit be static during CAS? Or will the price band be flexed during CAS? What happens to the unexecuted orders from CTS which are ineligible for CAS in the equity segment? Will it be cancelled by the Exchange? During CAS, if a buy order’s quantity is changed to a lower quantity without modifying the price, will the priority be changed? Will the exchange include market orders in Indicative Equilibrium Price (IEP) calculations during Closing Auction Session (CAS)? Will market orders get priority during the Closing Auction Session (CAS)? What is the time priority of unexecuted limit orders transitioning from CTS to CAS? Will the orders placed outside the applicable CAS price band range be automatically rejected by the Exchange? Will the trading for Non-F&O securities continue till 3:30 PM in the equity segment during the Closing Auction Session (CAS)? Can IOC orders be placed in CAS? How are the margins or Limits blocked for market orders during Closing Auction orders? Will there be margin checks for eligible carried forward orders from CTS to CAS, OR when orders that have been carried forward from CTS to CAS are modified? Will there be any impact on the existing guidelines for the collection of options premiums? Is the margin check mechanism applicable to Institutional (INST) order types during the Closing Auction Session? Specifically, will the brokers margin be blocked for INST orders placed during CAS, and if so, what will be the applicable margin percentage or methodology? How will the closing price be calculated in the equity derivatives segment in the Closing Auction Session (CAS)? Is brokerage different for trades in CAS vs. Continuous Trading session? Where can I see my CAS orders and trades? Where can I place orders for the CAS? Are there any restrictions on order placement in CAS? Post 3:15 PM, when are orders sent to the exchange after the Closing Auction Session (CAS)? How long will the CAS session be? If a security becomes CAS-eligible for an Exchange, will it be simultaneously eligible on all the Exchanges?