The new disclosure means Betsy Johnson's total fund-raising has reached $16.2 million – $2.6 million more than Democrat Tina Kotek and $3.4 million more than Republican Christine Drazan.

The former Democratic gubernatorial candidate announced this week he will return as a columnist for The New York Times.

In a matter of weeks, a wealthy Portlander named Aaron Boonshoft, largely unknown in progressive political circles, has become the largest financial backer to challengers hoping to unseat district attorneys in Washington and Marion counties. He's also backed a measure that would decriminalize sex work in Oregon.

Republican gubernatorial hopeful Christine Drazan leads the state in spending this month.

Candidates running for the U.S. House of Representatives in Oregon this year have raised an eye-popping $14 million so far this election cycle, newly released campaign finance disclosures show.

Find out the latest big donors, and see what candidates say that support shows about their priorities and whom they'd listen to as governor.

With a leveled financial field, name recognition and endorsements can all weigh heavy in the outcome.

Oregon lacks campaign finance limits, and some $500,000 contributions have rolled in.