Daines has been seriously considering a Senate bid and has also been helped with fundraising by Sen. Rob PortmanRobert (Rob) Jones PortmanGOP leaders to Trump: Leave Mueller alone Misinformation campaign is at the center of opposition to common sense sex trafficking legislation This week: Congress races to prevent third shutdown MORE (R-Ohio), who held a Washington, D.C., fundraiser for him, as well as Senate Minority Leader Mitch McConnellAddison (Mitch) Mitchell McConnellGOP senator blocking Trump's Intel nominee Spending bill delay raises risk of partial government shutdown support GOP leaders to Trump: Leave Mueller alone MORE (R-Ky.), who has donated to his campaign.

The fundraiser will take place on Tuesday in Bigfork, Mont., BoehnerJohn Andrew Boehner4 reasons Mike Pompeo will succeed at Foggy Bottom The misunderstood reason Congress can’t get its job done GOP sees McCarthy moving up — if GOP loses the House MORE-heading-to-bigfork-for-daines-fundraiser/" href="" target="_blank">according to KPAX.

Boehner's fundraiser is a sign that House Republicans aren't ready to let Daines run for higher office — and may have some concerns that if he does run, an open seat contest could be competitive in the Republican-leaning state.