Susan Collins

Maine's senior senator anchors the moderate wing of the board, where Susan Collins prices a rare swing-vote premium: in a closely divided chamber, her standing reflects the leverage that comes from being persuadable on marquee votes. Decades of tenure and a chairmanship gavel give her a firm floor and low daily beta, but the consensus is genuinely split rather than lukewarm — admirers price an independent dealmaker, while both flanks discount her for the same centrism, the right for crossing party lines and the left for not crossing enough. Volatility concentrates around high-stakes votes where her position is the pivot, moments that briefly widen her trading range in both directions. Re-rating catalysts are episodic and vote-driven: a decisive cast that defines a cycle, or her 2026 re-election race against Democrat Troy Jackson, which tests whether moderation still sells in Maine. Her profile rhymes with Lisa Murkowski's.