Jakarta, June 17 -- Indonesia's benchmark stock index rose on Wednesday as investors adopted a wait-and-see stance ahead of interest-rate decisions from Bank Indonesia and the US Federal Reserve, while monitoring key market events later this week.

The Jakarta Composite Index opened 66.99 points, or 1.07 percent, higher at 6,321.96. The LQ45 index of blue-chip stocks gained 5.46 points, or 0.87 percent, to 630.14.

Kiwoom Securities advised investors to wait for a decisive break above the 6,300 level before increasing positions, citing potential volatility from Bank Indonesia's policy meeting and upcoming MSCI and FTSE reviews.

Globally, 40 percent of fund managers expect the Federal Reserve to raise rates within the next 12 months, up f...