Singapore shares closed 0.92 percent lower Friday in line with other regional markets as investors took profits ahead of a long weekend, dealers said. The blue chip Straits Times Index fell 24.69 points to 2,647.91 on volume of 2.18 billion shares worth 1.94 billion Singapore dollars (1.38 billion US). Decliners eclipsed gainers 278 to 221, with 742 issues unchanged. Banking stocks were down, with DBS falling 32 cents to 13.16. Singapore Airlines closed six cents lower at 13.54.