Singapore shares fell on Monday to start the week in red, in contrast to broader regional gains, as investors looked at the upcoming US inflation data and a potential tariffs pause by the US on China.

The Straits Times Index (STI), a key benchmark for the Singapore Exchange, ranged between 4,224.25 and 4,247.89 throughout the day. It ended the session at 4,232.78, down 7.05 points or 0.17% compared to Friday's close.

In company news, shares of Thomson Medical (SGX:A50) were down over 11% at the close, with the company expecting to book a loss after tax for the fiscal half year and year ended June 30.

Avarga (SGX:X5N) was up over 13% as the company booked an attributable loss of SG$4.3 million during the first half of the year from an attributable profit of SG$17.1 million a year earlier.

Meanwhile, Keppel (SGX:BN4) agreed to divest M1's telecommunication business to Simba Telecom for an enterprise value of SG$1.43 billion.