Newly public Zillow swings to first-ever profit 

Online real estate marketplace Zillow [stock Z][/stock], which went public last month, marked its first quarter of profitability with net income of $1.6 million in the second quarter, or break even on a per share basis, up from a $1.92 million loss, or 16 cents per share, in the year-ago quarter. Total revenue increased 116% to $15.8 million from $7.3 million in the second quarter of 2010.