A promoter group entity of Welspun Corp and the company's chief executive, Vipul Mathur, plan to sell up to 63 lakh (6.3 million) shares — a holding valued at as much as Rs 1,417.5 crore — through a block deal, Economic Times Markets reported.

The proposed transaction represents approximately 2.4% of Welspun Corp's outstanding shares, which works out to roughly Rs 2,250 per share at the top end of the indicated size. The planned sale comes after a sharp rally in the company's stock price, according to the report.

Welspun Corp is a large-diameter steel pipe manufacturer and part of the Welspun World conglomerate, which operates businesses across pipes, textiles, infrastructure, and other sectors. Large-diameter welded steel pipes are used primarily in oil and gas transmission pipelines and water infrastructure, where order flow is tied to energy and utility project spending. The company's shares are listed and traded on India's BSE and National Stock Exchange (NSE).

On Indian stock exchanges, a block deal is a large, negotiated transaction executed in a dedicated trading window rather than through regular continuous trading, allowing shareholders to transact substantial volumes at an agreed price under rules set by market regulator SEBI. Because the trade is matched outside the regular order book, it is a common route for large holders to adjust sizeable positions in a single execution. Stake sales by promoters and key executives are typically disclosed to the exchanges and tracked closely in market filings; whether this sale is completed, and at what final quantity and price, would be visible in the sellers' subsequent exchange disclosures and the bourses' daily block deal data.