Market Pulse — 18 September 2026

Benchmarks

Closing levels, 18 Sep 2026 · Source: NSE / BSE

Sectoral scorecard

NSE sectoral indices, ranked best to worst

Movers

Nifty 50 constituents · closing prices, 18 Sep 2026 (HDFC Sky 3:30 PM table; percentages agree with Upstox's closing list)

NSE breadth for the session: 2,531 advances against 1,452 declines (HDFC Sky).

Midcap movers

Nifty Midcap 100 · 18 Sep 2026 · three a side

Named movers as published in Upstox's closing wrap; closing prices were not carried. NSE's constituent-level feed could not be reached for this edition, so a full five-a-side table and a smallcap movers table are not shown rather than assembled from partial sources. The Nifty Smallcap 100 rose 1.74% to 19,875.70.

Institutional flows

FII/FPI and DII activity in the cash segment

Cash-market figures for 18 Sep 2026 — NSE cash market; gross figures via Kotak Neo, nets independently confirmed by Whalesbook. Provisional exchange data.

Corporate & macro desk

What moved the tape and what the IR desks were announcing

• Tata Sons dispute hits the group's listed companies — Tata Trusts chairman Noel Tata described N Chandrasekaran's reappointment as Tata Sons chairman as "illegal" at Thursday's board meeting. TCS fell 3.9% to ₹2,105, shedding ₹30,754 crore of market value, Tata Chemicals 11% to ₹693.25, Tata Technologies 4.8% and Tata Elxsi 3.4%. Group companies lost nearly ₹39,000 crore of market value on the day (Business Standard).
• Broader market carries the tape — The Nifty Smallcap 100 rose 1.74% to 19,875.70, the Midcap 100 1.24% to 62,191.25 and the Microcap 250 1.61%, well ahead of the benchmarks. Metal (+1.51%), media (+1.34%), realty (+1.19%) and chemicals (+1.17%) led; IT (−1.03%) was the only sector down by more than half a percent.
• FIIs turn net buyers for the first time in four sessions — FIIs bought a net ₹599.54 crore in the cash segment after selling on 15, 16 and 17 September, on unusually heavy gross turnover of ₹38,461.63 crore bought and ₹37,862.09 crore sold. DIIs bought a net ₹1,019.69 crore.
• Three mainboard books close heavily oversubscribed — Jindal Supreme (India) closed at 177.03 times, SS Retail at 107.41 times with its QIB portion at 214.22 times, and Hero Motors at 7.01 times (IPO Watch, 18 September). All three are scheduled to list on 23 September. The National Stock Exchange's own issue was 1.04 times subscribed after its second day.
• Adani Ports leads the Nifty — Adani Ports rose 4.93% to ₹1,824 and Adani Enterprises 3.31% to ₹3,020, with Bharti Airtel up 3.12% and HDFC Bank 2.52%. In the midcap index, Adani Total Gas gained 12.03%.
• Rupee flat, crude eases — The rupee closed unchanged at 95.89 to the dollar as Brent eased 0.93% to $103.85 a barrel (PTI). Overnight, the US 10-year Treasury yield reached 5.00%; the Dow slipped 95.40 points while the S&P 500 and Nasdaq edged higher.

Corporate actions ahead

Dividends, bonuses and splits going ex over the coming sessions · Source: NSE / BSE

Board meetings & results calendar

Scheduled board meetings — the IR calendar for the days ahead

IPOs open now

Issues open for subscription during the 18 September session. Grey market premium as at 19 Sep 2026, 10:00 AM IST (IPO Ji); subscription multiples as at the close of 18 Sep 2026 (IPO Watch).

Final day to bid on 21 Sep: National Stock Exchange of India, Sonaselection India, SpectraA Technology Solutions and Kheria Autocomp.

Grey market premium is an unofficial, unregulated and unverifiable indication of sentiment traded outside the exchanges. It is not a price, not a forecast, and carries no regulatory standing — it is published here for context only. GMP figures are taken in full from a single time-stamped tracker. A blank cell means the figure was not sourced for this edition, not that it is zero. Jindal Supreme, SS Retail and Hero Motors closed on 18 September; the issues marked in red close on Monday 21 September, the next trading session. Upcoming and not listed above: Robokidz Eduventures, Vivekanand Cotspin and FX Multitech (21–23 Sep), Varmora Granito (22–24 Sep), Adroit Industries, ArMee Infotech, Elevate Campuses and Swastika Infra (23–25 Sep), and A-One Steels (24–28 Sep).

Economic calendar

Data releases and policy events in the days ahead

Commodities, currency & global

US index cards show the Wall Street session of the same calendar day, Friday 18 September 2026, which closed after Indian hours. Gold is the Mumbai 24K reference rate and varies by city and aggregator; jewellery prices add making charges and GST.