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October was the first month NSE’s closing auction ran with no index rebalance, so the baseline is finally visible. Three months of data, measured.

The hundred most active NSE single-stock futures ranked by participation, with the median session and the quiet-day floor beside the average. (140 characters)

On ordinary September sessions, NSE closing-auction prices differed from their reference prices by an average of 0.269%. This two-month study examines how those gaps widen on index rebalancing days and what the auction means for expiry settlement and continuous futures trading after 3:15 pm.

Building a stock watchlist from the Vtrender Futures Liquidity 100, September 2026 edition.In September 2026, 59.4% of NSE single-stock futures volume traded across four rollover sessions. The Vtrender Futures Liquidity 100 examines how this concentration affects monthly rankings and uses median daily activity to build an Orderflow watchlist around participation on an ordinary trading day.

Six weeks of CAS: from early auction data and expiry-day swings to SEBI’s review of settlement methodology, timings and market structure.

Building a Stock Watchlist from the Vtrender Futures Liquidity 100 There are more stocks available to trade than any trader can reasonably monitor. The more useful question is: Where is the market actually doing business?

NSE and BSE look across the entire auction order book and find one single equilibrium price at which the maximum possible quantity can be executed. SEBI’s CAS framework explicitly uses that rule.What you’re seeing is exactly how a call auction differs from the normal continuous order book.The post below explains

Analysis of the NSE Closing Auction Session (CAS) methodology change. First-week data observations on the Nifty cash close, expiry settlement, and 0DTE options volatility.

From 3 August 2026, CAS-eligible cash stocks stop continuous trading at 3:15 PM and enter the Closing Auction Session. Futures and options continue trading until 3:40 PM. This note maps what changes for late-day derivative positions, how stock-futures price bands reset, what remains visible in Orderflow, and why the actual index and indicative closing value must be read separately during the final 25 minutes.