Symetra Financial Corp. reported first quarter 2012 net income of $75.4 million, or 55 cents per diluted share. This compares with $53.5 million, or 39 cents per diluted share, in first quarter 2011.

Adjusted operating income for the Bellevue-based company was $59.3 million, or 43 cents per diluted share, in first quarter 2012, compared with $43.7 million, or 32 cents per diluted share, in the same period a year ago.