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Rex Sinquefield

Retired index-fund investor and Missouri GOP megadonor

Rex Sinquefield is a retired investment executive who co-founded Dimensional Fund Advisors and became the single most prolific political donor in Missouri, pouring tens of millions into state races and conservative causes. He and his wife Jeanne were among the top individual donors to Josh Hawley's 2018 U.S. Senate campaign. [Rex Sinquefield - Wikipedia ↗]

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Influence graph
$5,400
Spent to oppose others
attack IEs · 1 edge

Top connections · 1 total

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Spent to oppose others · $5,400

Independent expenditures this entity made to defeat candidates (attack spending).

  • Retired investor Rex Sinquefield and his wife Jeanne Sinquefield each gave the individual maximum of $2,700 (a combined $5,400) to Josh Hawley's 2018 U.S. Senate campaign and were reported among the top individual donors to his race against Claire McCaskill. Josh Hawley
    source · newssingle source — not corroborated
    $5,400

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Entries here reflect documented financial, professional, or organizational ties drawn from public records — campaign-finance filings, corporate and regulatory disclosures, and reporting. Appearing in this graph is not an allegation of wrongdoing. Every claim shown links to its source. How we source this · Request a correction