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S4IA00129

ERNST, JONI K Incumbent

 ·  IA Senate (Senate)
42.4
Influence Score · 2026
Moderately exposed
Sitting member — full twelve-axis v8 score available. View full dossier  →

Score components

AxisRawNormalized (pts)Coverage
Direct contributions $604K 2.87 2026 cycle, principal committee
Outside spending — direct support $0 PACs that directly supported this candidate
Outside spending — indirect (OPPOSE against opponents) $0 OPPOSE spending against opponents in the same race, attributed proportionally
Outside spending — OPPOSE against this candidate $31K PACs that spent to defeat this candidate (not scored on this axis)
Total outside spending in favor $0 0.44 direct + indirect — drives the outside-spending axis
Lobbying exposure $9.26M 4.36 Committee jurisdiction match
Vote alignment 0.662 2.49 Sponsor-aligned roll calls
Contribution timing — money arriving near key votes 0.0156 3.15 Receipts timed to legislative action
Dark-money exposure 0.0000 0.00 Disclosed-vs-dark outside spending share
Personal trade direction 0.000 0.00 STOCK Act buys in jurisdiction

Race matchup  IA Senate

Candidate Party Status Direct $ Outside $ Score Tier
ERNST, JONI K REP Inc. $604K $20K 42.4 Moderately exposed
ARENHOLZ, ASHLEY HINSON REP Open $9.14M $1.63M 9.7 Substantially backed
TUREK, JOSHUA DEM Open $1.32M $10.92M 9.4 Substantially backed
WAHLS, ZACH P DEM Open $2.18M $155K 8.5 Substantially backed
SAGE, NATHAN DEM Open $408K $5K 1.6 Lightly backed
NORRIS, JACKIE DEM Open $267K $5K 1.1 Lightly backed
SCHOLTEN, JAMES DEM Open $123K $5K 0.6 Lightly backed

Challenger and open-seat scores reflect contributions, outside spending, and dark-money exposure only — a maximum of about 23. They are not directly comparable to incumbent scores, which run 0–100 across all twelve axes. Compare the dollar columns (Direct $, Outside $) for a like-for-like view.