Sen. Chris Coons, in office since 2010, is seeking a third full term. He won the September 15 Democratic primary with 78%; former state senator Michael Katz won the Republican primary with 77.3% over John Shulli. Republicans haven't won a Senate race in Delaware since 1994.
Senator since 2010, when he won the seat Joe Biden left to become vice president. Serves on the Appropriations, Foreign Relations, Ethics, Judiciary and Small Business committees.
Race overview →Anesthesiologist and commercial real estate owner. Served in the state Senate as a Democrat from 2009 to 2013 and ran for U.S. Senate as an independent in 2024 before joining the GOP.
WHYY profile →We haven’t found a public general-election poll of Coons vs. Katz.
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Campaign committee totals for the 2025–26 cycle, through August 26, 2026. Under-$200 share is unitemized individual contributions divided by total receipts. FEC filings →