Nalco shuts trading window till 48 hours after Q1FY27 results
National Aluminium Company Limited has closed its trading window for insiders from July 1, 2026, until 48 hours after the Q1FY27 results declaration, adhering to SEBI regulations to prevent insider trading.

*this image is generated using AI for illustrative purposes only.
National Aluminium Company Limited has closed its trading window for all insiders, including designated persons and their immediate relatives, effective from July 1, 2026. This closure is in compliance with the SEBI (Prohibition of Insider Trading) Regulations, 2015 and the company's internal code of conduct for the prevention of insider trading. The restriction aims to ensure fair market practices ahead of the upcoming financial announcement.
The trading window will remain closed until 48 hours after the declaration of the unaudited financial results for the first quarter ending June 30, 2026, for the financial year 2026-27. This measure prevents potential misuse of unpublished price-sensitive information during the period leading up to the results announcement.
The company has stated that the date of the Board meeting to consider the unaudited financial results for the quarter will be intimated in due course. The Board meeting is a procedural step required to finalize and approve the financial performance figures before they are made public.
Key Dates and Details
| Event | Date |
|---|---|
| Trading Window Closure Start | July 1, 2026 |
| Quarter End | June 30, 2026 |
| Financial Year | 2026-27 |
| Trading Window Reopens | 48 hours after results declaration |
The filing was submitted by B.K. Sahu, Company Secretary and Compliance Officer of National Aluminium Company Limited.
Historical Stock Returns for NALCO
| 1 Day | 5 Days | 1 Month | 6 Months | 1 Year | 5 Years |
|---|---|---|---|---|---|
| -5.97% | -7.05% | -13.16% | +22.43% | +88.76% | +413.58% |
How are analysts projecting National Aluminium Company's Q1 performance to compare with the previous quarter?
What impact might global aluminum price trends during Q1 2026 have on the company's upcoming financial results?
Could the closure of the trading window signal any strategic shifts or significant corporate decisions beyond the routine earnings release?

































