On April 10, 2012, second baseman Ian Kinsler signed a five-year, $75 million extension with the Detroit Tigers (with a club option for a sixth year).
On April 12, 2012, second baseman Brandon Phillips signed a six-year, $72.5 million extension with the Cincinnati Reds.
On February 2, 2013, second baseman Aaron Hill signed a three-year, $35 million extension with the Arizona Diamondbacks.
On August 8, 2013, second baseman Chase Utley signed a two-year, $27 million extension with the Philadelphia Phillies (with vesting options for three more years at $15 million annually).
On December 12, 2013, second baseman Robinson Cano signed a 10-year, $240 million contract with the Seattle Mariners.
On July 24, 2013, second baseman Dustin Pedroia signed an eight-year, $110 million extension with the Boston Red Sox.
Here are the cumulative fWAR totals for second baseman 2011-13:
http://www.fangraphs.com/leaders.aspx?pos=2b&stats=bat&lg=all&qual=y&type=8&season=2013&month=0&season1=2011&ind=0&team=0&rost=0&age=0&filter=&players=0