---
title: "Iowa Republican Senate nominee in 2028?"
canonical_url: https://betcrypto.now/events/iowa-republican-senate-nominee-in-2028
status: live
trading_closes_at: 2029-11-07T15:00:00+00:00
total_volume_usd: 10762.55
venues: ["Kalshi"]
categories: ["Politics"]
prices_as_of: 2026-11-07T05:55:43+00:00
publisher: BetCrypto
data_api: https://betcrypto.now/api/v1/events/iowa-republican-senate-nominee-in-2028
---

# Iowa Republican Senate nominee in 2028?

Live · $10,763 traded · listed on Kalshi

## About

The nominee is the winner of the June 2028 Iowa Republican primary. If no candidate receives at least 35% of the primary vote, the nominee selected by the Republican state convention counts.

_From Kalshi's listing._

## Main market

| Outcome | Probability | Cheapest | Kalshi |
|---|---|---|---|
| Chuck Grassley | 28% | 33¢ on Kalshi | 33¢ |
| Pat Grassley | 12% | 15¢ on Kalshi | 15¢ |
| Matt Whitaker | 9% | 13¢ on Kalshi | 13¢ |
| Kari Lake | 6% | 10¢ on Kalshi | 10¢ |
| Randy Feenstra | — | — | — |
| Zach Nunn | — | — | — |
| Kim Reynolds | — | — | — |
| Ashley Hinson | — | — | — |

## Open on a venue

- [Kalshi](https://betcrypto.now/go/e/823160?via=md)

---

Probability is the cross-venue consensus (book midpoints, 0–100%). Venue columns are what buying costs there (the ask). Prices move constantly; re-check at the canonical URL or the [JSON API](https://betcrypto.now/api/v1/events/iowa-republican-senate-nominee-in-2028).

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