Barron's rings the bell for financials (XLF), (KBE), saying business is improving even as their stocks go in the opposite direction. The TBTF's, regionals (KRE), trust banks, life insurers - all are cheap based on any number of metrics. "No catalyst?" How about better-than-expected earnings, an uptick in the economy, and even some loan growth? "There could be a stampede back into these stocks," says fund manager Matt Lindenbaum.