Oil and gas companies and big business trade associations were among those keeping up donations after Manchin announced he would not run for re-election.
The web tool aims to make it easier to investigate campaign contributions, lobbying, nonprofit spending, and more, and to get alerts on new data.
After Mike Bloomberg transferred a leftover $18 million from his campaign to the Democratic National Committee, watchdog groups are calling on the Federal Election Commission to close the loophole allowing unlimited donations to a party—but the agency still has no meetings scheduled.
Six House Democrats who pledged not to accept corporate PAC donations are still receiving corporate money through a PAC set up by the campaign treasurer of Rep. Max Rose, co-sponsor with Rep. Josh Harder of the Ban Corporate PACs Act.
The Federal Election Commission wants to hear from the public about whether lawmakers should be allowed to spend money from their PACs on golf clubs and luxury resorts.