Sen. Mike Rounds (R-SD) serves on the Senate Committee on Banking, Housing, and Urban Affairs, which has jurisdiction over the Securities & Investment sector. Securities & Investment comprises 22.5% of his identifiable donor base ($0.78M), ranking third among Republican senators in donor concentration from that sector.
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How we built this: a statistical pattern surfaced from public records — FEC campaign finance, Senate/House Lobbying Disclosure Act filings, and Congress.gov. The donor concentration and the legislative action are concurrent facts; this does not imply contributions caused the action, that the member acted improperly, or that the bill specifically benefits the named sector. Generated July 2, 2026 · internal signal score 73/100.