Both sides
Every company, union and trade-group PAC that gave $100,000 or more to candidates for Congress in 2025–26, and how it split that money between the parties. Contributions through Oct 14, 2026, from the FEC's own records.[1]
The ones that pick a side
Not everyone hedges. These are the biggest PACs on this list that sent at least 85% of their money to one party.