Mumbai: Extending its Thursday’s 3 per cent gains on Friday, shares of Reliance Industries (RIL) opened 3 per cent higher at Rs 1,550 on the NSE on Friday, after the company announced that US-based private equity firm Vista Equity will invest Rs 11,367 crore into Jio Platforms, a wholly-owned subsidiary of the company.RIL stock ended Rs 52.30 (3.48 per cent) higher at Rs 1559.45 compared to previous close of Rs 1506.95 at NSE on Friday. Around 3.85 crore shares changed hands at NSE on Friday.