Reilly Neill holds a commanding lead in the Democratic primary for Montana’s open U.S. Senate seat because she entered the race early, raised the large majority of available funds among the five candidates, and maintains the highest cash on hand. Her background as a former state legislator and consistent presence at candidate forums and interviews have built greater name recognition than her rivals. The June 2 primary occurs in a low-turnout environment where fundraising and organizational reach typically determine outcomes, leaving underfunded contenders such as Alani Bankhead, Michael Black Wolf, Michael Hummert, and Kathleen McLaughlin with limited ability to close the gap. Recent independent expenditures opposing Neill have not altered the overall fundraising disparity or her frontrunner status.