Aug 11 (Reuters) - Caisse de Dépôt et Placement du Québec:
* Says as at June 30, clients' net assets totaled $286.5 billion, up $15.8 billion from December 31, 2016
* Says for half-year ended June 30, La Caisse generated 5 percent return, compared to 4.8 percent for its benchmark portfolio
* In H1 2017, global equity markets produced good returns, while volatility levels, interest rates remained low
* Says "there appears to be an emerging bias among central banks in favor of tightening monetary conditions"
* Says fixed income asset class posted a 2.7 percent return and net investment results of $2.5 billion over six months
* Says liquidity of La Caisse'S overall portfolio remains "robust"
* Says over five years, annualized return was 10.6 percent, above its benchmark portfolio, which stood at 9.3 percent