Keefe Bruyette & Woods ( KBW) jumped 14% after the boutique investment bank said fourth-quarter profits tripled to $25.4 million, or 87 cents a share, on revenue that rose 31.9% to $120.2 million. Wall Street was seeking 35 cents a share on $96 million in sales. This was the New York-based bank's first quarter as a publicly traded company. Shares were bouncing $4.44 to $36.24. First Bancorp ( FBP - Get Report) shares were climbing after the Puerto Rico-based bank was upgraded to buy from hold. The uptick comes on the heels of Friday's announcement that Scotiabank ( BNS) will take a 10% stake in the bank. First Bancorp stock was up 94 cents, or 8.3%, to $12.24. Scotiabank was recently dipping a dime to $44.03. Bear Stearns said it will buy Crane Capital Associates, a private equity fund placement firm. Terms weren't disclosed. Shares were rising $1.81, or 1.1%, to $169. MFA Mortgage Investments ( MFA - Get Report) was higher after an analyst with RBC Capital Markets upped its rating to outperform from sector perform. Shares were gaining 11 cents, or 1.5%, to $7.35. GB&T Bancshares slid after the Georgia-based regional bank hiked its fourth-quarter loan-loss reserves by $9.7 million to $24.7 million, which forced a drastic restatement to a loss of $1.9 million, or 13 cents a share. Prior results had profits at $4 million, or 28 cents a share. Shares were losing 94 cents, or 4.4%, to $20.56.