Jim Costa (D-CA) serves on the House Committee on Agriculture, which has jurisdiction over the Agriculture sector. Agriculture comprises 24.4% of his identified donor base ($1.18M), ranking him first among Democrats in donor concentration from this 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 1, 2026 · internal signal score 74/100.