event15 outcomes

How many Senate seats will Republicans hold after the 2028 election?

Kalshi·Elections·ends Feb 1, 2029

As of 20:25 UTC on 3 Nov 2026, the highest-priced of the 15 markets in “How many Senate seats will Republicans hold after the 2028 election?” on Kalshi are “At least 49” at 89% (+45pp in 24h), “At least 50” at 80% (+35pp in 24h) and “At least 47” at 60% (-5pp in 24h). The event has $2.3k in Kalshi-reported 24-hour volume. pdata.world compares it with 23 related events on Kalshi, Polymarket and Manifold.

vol cum

$3.3k

vol 24h

$2.3k

outcomes

ends

Feb 1, 2029

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showing 5 of 15

marketselected outcome

At least 49

rank #1

United States

89¢

▲ 45.0pp

24h change

vol cum

$471

vol 24h

$471

spread

0.08

ends

Feb 1, 2029

If the Republican Party holds at least 49 seats in the U.S. Senate at the end of the day the new Congress first convenes after the November 7, 2028, general election, then the market resolves to Yes.

timeline

opened · Oct 31, 2026opencloses · Feb 1, 2029

At least 49 · prices over time

−24h

now

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