Ten years after the Supreme Court's historic decision in Citizens United v. Federal Election Commission, OpenSecrets is taking a look at the dramatic ways America's campaign finance system has been ...

Based on data released daily by the FEC on March 19, 2025. Feel free to distribute or cite this material, but please credit OpenSecrets. For permission to reprint for commercial uses, such as ...

This page highlights the top contributors to Pete Buttigieg for the 2020 presidential election cycle. For more information, click through to the page.

The broadest classification of political donors separates them into business, labor, or ideological interests. See contribution totals in 2020.

See lobbying totals by Beer, Wine & Liquor industries/interest groups for every election cycle from 1998 to 2024, along with top lobbying clients in 2024.

This page contains filings submitted to the Federal Communications Commission by broadcasters around the country. Most radio, TV, satellite, and cable providers are required to submit a "political ...

Despite this directive, these men and women made their way through the revolving door and were either previously lobbyists and now work in the Trump Administration or were previously in the ...

NOTE: All the numbers on this page are for the 2017-2022 Senate election cycle and based on Federal Election Commission data available electronically. ("Help! The numbers don't add up...") Sometimes ...

Donations to congressional campaigns come from four main sources: political action committees or PACs; large individual contributions of more than $200; small individual contributions of $200 or less; ...

NOTE: All the numbers on this page are for the 2005-2010 Senate election cycle and based on Federal Election Commission data available electronically. ("Help! The numbers don't add up...") Sometimes ...

The modern presidential campaign isn't a single organization. Once a candidate declares he or she is running, there's always an official campaign committee. In addition, leadership PACs let ...

NOTE: All the numbers on this page are for the 2015-2020 Senate election cycle and based on Federal Election Commission data available electronically. ("Help! The numbers don't add up...") Sometimes ...