Filed under: Stream Giants Madison Bumgarner, San Francisco Giants Agree On Five-Year, $35 Million Extension Contributors: SB Nation Bay Area Staff Share this story Share this on Facebook Share this on Twitter Share All sharing options Share All sharing options for: Madison Bumgarner, San Francisco Giants Agree On Five-Year, $35 Million Extension Reddit Pocket Flipboard Email The San Francisco Giants have signed lefty Madison Bumgarner to a five-year, $35 million contract extension that should keep in the Bay Area through 2017 and possibly through 2018 or 2019. 4 Total Updates Since Apr 16, 2012, 12:58pm PDT Follow this stream April 17, 2012 Madison Bumgarner Contract: Options Leave Giants In Driver's Seat With Young Lefty By Ernie Pomin April 17, 2012 Giants Front Office Targeting Long Term Deals For Lincecum, Posey By Kevin Cacabelos@kcposports April 16, 2012 Madison Bumgarner Contract Extension Details By Avinash Kunnath@avinashkunnath April 16, 2012 Madison Bumgarner Signs Five-Year, $35 Million Extension With Giants By Ronald Clark Madison Bumgarner Signs Five-Year, $35 Million Extension With Giants.