These are Singapore companies which announced share buybacks on Thursday, 31 January 2019:
Keppel REIT
Keppel REIT bought back 1 million units in the market at S$1.18 each for a total consideration, including other costs, of S$1.18 million, it said in a filing to SGX after the market close on Thursday.
All units repurchased will be cancelled, it said.