The sale was at a 3.3% discount to Summerset's last trading price before being halted of $3.

Shares of Summerset last traded at $3, valuing the company at $654m, and have risen 34% this year.

More than 20 times larger than in its home market here.

Sees growth opportunities in aged-care services to complement its apartments and villas.

In February, the company reported full-year profit more than tripled, beating its prospectus forecast, and announced a bigger than expected dividend.