AllianceBernstein (AB) January AUM Down on Market Depreciation Posted byZacks Equity Research February 14, 2022 Leave a comment on AllianceBernstein (AB) January AUM Down on Market Depreciation AllianceBernstein’s (AB) preliminary AUM for month-end January 2022 of $751 billion is down 3.6% from the previous month. The decline is mainly due to market depreciation.