The stir over PT Kaltim Prima Coal shares resembles an Alfred Hitchcock suspense tale: the film is nearly over, but the perpetrator is yet to be identified. The clues become clearer, but the final twist in the plot is still hard to predict. Viewers can guess, but must be ready for a surprise ending.

By late June, just about two weeks from now, there must be a decision as to who will buy 51 percent of the shares of this coal-mining giant. This clos