95% — Will Justin Murphy be the Republican nominee for Senate in New Jersey
Kalshi 95% · 1 contracts · $31K volume · medium confidence
Updated 2026-06-08 07:01:52 UTC

Why this matters:
This probability reflects the current likelihood that Justin Murphy will be the Republican nominee for U.S. Senate in New Jersey in 2026. At 37%, the market suggests Murphy is a meaningful contender but faces significant competition for the nomination. The current level reflects Murphy's existing political profile, fundraising capacity, and endorsement positioning relative to other potential Republican candidates in the state. The probability would shift based on changes in candidate entry or withdrawal from the race, fundraising disparities among competitors, and endorsements from influential state or national Republican figures. The primary election itself represents the key catalyst that will resolve this uncertainty—when New Jersey Republicans formally select their nominee, the probability will move to either near 100% if Murphy wins or near 0% if he does not. Until that event, the market is pricing in a moderately competitive nomination contest with multiple viable candidates.

Key factors:
- Murphy's current fundraising totals compared to other declared or potential Republican candidates in the race
- Whether major New Jersey Republican Party figures and national endorsers have committed to or publicly supported Murphy
- The timing and identities of other candidates entering or exiting the Republican primary before filing deadlines
- Public polling data among likely Republican primary voters showing Murphy's name recognition and preference levels
- Changes in the overall strength of the national Republican brand that could affect primary turnout and candidate viability in New Jersey

Contracts:
- Will Justin Murphy be the Republican nominee for Senate in New Jersey?: Justin Murphy — 95¢ Kalshi $31K (weight 100%)

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## Methodology

SimpleFunctions aggregates live YES-side prices from Kalshi and Polymarket contracts bound to this question. For binary topics the headline is the liquidity-weighted mid-price (weight = log(1 + 24h volume) × freshness, where freshness is 1.0 if updated <24h, 0.7 if <7d, 0.4 otherwise). For multi-outcome (winner-take-all) topics the headline is the current leader's price — disjoint outcomes are never arithmetically averaged. Snapshots refresh every 5 minutes during market hours.

## SF Signal

- SF Index, regime, and 30d Brier calibration are computed separately and surfaced at https://simplefunctions.dev/admin/calibration.
- No SimpleFunctions index / regime / calibration signal is bound to this topic yet — the headline above is market-derived only.

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*Last verified: 2026-06-03T05:20:12.854Z*

By SimpleFunctions — https://simplefunctions.dev/

Cite as: "95% per prediction markets (SimpleFunctions, June 2026)"
Canonical: https://simplefunctions.dev/answer/senatenjr
Full data: https://simplefunctions.dev/api/public/query?q=Will%20Justin%20Murphy%20be%20the%20Republican%20nominee%20for%20Senate%20in%20New%20Jersey
Provider: SimpleFunctions — https://simplefunctions.dev