NEW DELHI: The initial public offer (IPO) of Easy Trip Planners will open for subscription on Monday, in which the company's promoters seek to raise Rs 510 crore from the primary market. The issue mostly comprises a share sale by promoters, and the company will not get any amount from the IPO. In the grey market, shares of the company were trading at a premium as high as 90 per cent, suggesting investors are bullish on its prospect in the secondary market . Here are key things to know about the issue: The Easy Trip Planners IPO will open for subscription on Monday, March 8, and close on Wednesday, March 10.