Campaign Finance Explorer

The big spenders behind the super PACs

A list of the biggest donors to super PACs backing each of the presidential candidates. Updated through March 31, 2012.

Mitt Romney
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Romney's total fundraising

The super PAC Restore Our Future was founded by three top aides from Romney's 2008 campaign.

Donor Affiliation Location Contribution

Newt Gingrich
$

Gingrich's total fundraising

Donor Affiliation Location Contribution

Rick Santorum
$

Santorum's total fundraising

Donor Affiliation Location Contribution

Ron Paul
$

Paul's total fundraising

Donor Affiliation Location Contribution

Rick Perry
$

Perry's total fundraising

Donor Affiliation Location Contribution

Michele Bachmann
$

Bachmann's total fundraising

Donor Affiliation Location Contribution

Herman Cain
$

Cain's total fundraising

Donor Affiliation Location Contribution

Barack Obama
$

Obama's total fundraising

President Obama's super PAC, Priorities USA, also has a nonprofit arm that doesn't disclose donors to the public.

Donor Affiliation Location Contribution

SOURCE: Federal Election Commission. GRAPHIC: Tim Farnam, Karen Yourish and Sisi Wei - The Washington Post. Published Feb. 1, 2012.