760 ILCS 3/908

No specific investment course of action is, taken alone, prudent or imprudent. The trustee may invest in every kind of property and type of investment, subject to this Article. A trustee's investment decisions and actions are to be judged in terms of the trustee's reasonable business judgment regarding the anticipated effect on the trust portfolio as a whole under the facts and circumstances prevailing at the time of the decision or action. This Article is a test of conduct and not of resulting performance.