BlackRock, Inc. announced 5% increase in quarterly cash dividend to $2.29 per share of common stock, payable on March 23, 2016, to shareholders of record at the close of business on March 7, 2016.

The company reported unaudited consolidated earnings results for the fourth quarter and full year ended December 31, 2015. For the quarter, the company's total revenue was $2,863 million compared to $2,784 million a year ago. Operating income was $1,137 million compared to $1,144 million a year ago. Income before income taxes was $1,148 million compared to $1,084 million a year ago. Net income attributable to the company was $861 million or $5.11 per diluted share compared to $813 million or $4.77 per diluted share million a year ago. Adjusted operating income was $1,143 million compared to $1,154 million a year ago. Adjusted net income attributable to the company was $801 million or $4.75 per diluted share compared to $821 million or $4.82 per diluted share a year ago.

For the year, the company's total revenue was $11,401 million compared to $11,081 million a year ago. Operating income was $4,664 million compared to $4,474 million a year ago. Income before income taxes was $4,602 million compared to $4,395 million a year ago. Net income attributable to the company was $3,345 million or $19.79 per diluted share compared to $3,294 million or $19.25 per diluted share million a year ago. Adjusted operating income was $4,695 million compared to $4,563 million a year ago. Adjusted net income attributable to the company was $3,313 million or $19.60 per diluted share compared to $3,310 million or $19.34 per diluted share a year ago.

The company provided tax rate guidance for the full year of 2016. The company continues to estimate that 31% remains a reasonable projected tax rate for 2016, reflecting changes in its geographic business mix, though the actual effective tax rate may differ as a consequence of nonrecurring items that could arise during the year.