Thai Tap Water Supply PLC, Thailand’s largest private water supply operator, has announced the indicative price range for its initial public offering at THB4.00-THB4.50 a share, the company’s financial advisor said Monday.

The company said it would offer 1 billion shares to raise 4.0 billion baht to 4.5 billion baht in the IPO.

The IPO shares would be offered to investors on May 12-13 with trading on the Stock Exchange of Thailand expected to start on May 22, said Kasikon Securities managing director Nattharin Talthong.($1=31.70 Baht)