AB Sustainable Thematic Balanced Portfolio Class K NMFQS:APWKX

The fund invests in a diversified portfolio of equity and fixed-income securities. Normally, the fund’s investments will consist of approximately 60% equity securities and 40% fixed-income securities, but these target allocations may vary. The fund will not purchase a security if as a result less than 25% of its total assets would be invested in either equity securities or fixed-income securities. Under normal circumstances, at least 80% of its net assets will be invested in securities of issuers that meet the fund’s sustainability criteria.