Last minute filings and campaigning continue ahead of the Nebraska Senate, CD-1 races. The Federal Election Commission requires candidates who raise or spend $5,000 or more to register and file campaign finance reports. Incumbent Sen. Pete Ricketts, who is running for his first full six-year term, has raised $4,866,649.16 for his campaign, including over $1.7 million in individual contributions, $62,000 from party committees, and over €1.3 million from other committees. Over $1 million in donations came from inside the state of Nebraska, followed by over $100,000 each from Illinois and Florida. The largest contribution size to Ricketts' campaign was $2,000 and over, accounting for over $2 million in contributions. Independent challenger Dan Osborn will not be on the primary ballot, must gather enough signatures by July 2 to be in the general election.