NEW YORK--(BUSINESS WIRE)--Goldman Sachs Asset Management announced today that it is launching a new R6 retirement share class across 54 mutual funds, highlighting GSAM’s commitment to serving the needs of retirement investors. The new Class R6 shares offer retirement clients a cost-effective investment vehicle with a lower expense ratio than GSAM’s current Institutional (I) share class. Class R6 shares are generally available only to certain types of employee benefit plans. The R6 shares will