Hindustan Zinc OFS: Vedanta board approves 1.59% stake sale in metal company amid sharp rally. Check details by Live mint | January 27, 2026 5:10 pm | Indian Stocks, Market, News Vedanta announced its Committee of Directors approved the sale of up to 6.7 crore equity shares of Hindustan Zinc, representing a 1.59% stake, via an offer-for-sale route, adhering to regulations set by the Securities and Exchange Board of India.