Indonesia internet service provider company PT Link Net Tbk (IDX: LINK) has set a plan to buy back 7.1 per cent shares, or 216.03 million units of shares, from the public for a maximum value of Rp1.52 trillion. The firm said in a disclosure submitted to the Indonesia Stock Exchange (IDX) on Thursday that the purpose of the buyback is to avoid further losses in stock prices amid volatility in the stock market.