GSP Crop Science’s Rs 400 crore IPO opens on March 16. Check price band, other key details by ET Markets | March 12, 2026 1:05 pm | Indian Stocks, Market, News GSP Crop Science has set its IPO price band at Rs 304-Rs 320 per share, aiming to raise Rs 400 crore. The subscription opens on March 16, 2026, and closes on March 18, 2026. The funds will be used for debt repayment and general corporate purposes.