Jio Platforms Ltd vaulted into the ranks of global tech heavyweights on Wednesday, opening trading at a 21 percent premium to its IPO price in a blockbuster listing that capped India’s largest-ever public offering. The Jio Platforms stock opened at Rs 1,358 on both the BSE and NSE, up 21.4 percent from the issue price. It later touched a high of Rs 1,375 on the BSE, a gain of 22.9 percent. The initial surge generated Rs 2.2 lakh crore in day-one market capitalisation, the largest single-day value creation on debut in Indian market history.