What is the last transaction for 38 Oxley Road, Singapore 238629?

The last known transaction for 38 Oxley Road, Singapore 238629 occurred in 2015, when the property was sold by Lee Hsien Loong to Lee Hsien Yang at market price, with the agreement that both parties would donate half of the value to charity. Since that transaction, there have been no publicly recorded sales or transfers for 38 Oxley Road. The property has gained significant attention as the former residence of Lee Kuan Yew and is now gazetted as a national monument, which restricts future sale and redevelopment options.