Acxiom, a marketing services and technology provider, reported a 5.4% year-over-year revenue increase to $299.1 million in its fiscal third quarter of 2011, which ended December 31, 2010. Acxiom said January 26 that it earned $861.2 million in revenue in the first nine months of its 2011 fiscal year, a 6.2% increase compared with the previous year.