Will Bitcoin reach $82,500 in September?68%11.0Will Ethereum reach $2,600 in September?80%10.0Strait of Hormuz traffic returns to normal by December 31?21%4.0Will Elon Musk post 40-64 tweets from September 7 to September 9, 2026?94%12.0Kanye West performs in Russia by October 31?31%11.0Will CMI declare a Millennium Prize Problem solved by December 31, 2026?7%4.0All Millennium Prize Problems solved before 2030?22%21.0Will Elon Musk post 65-89 tweets from September 7 to September 9, 2026?6%7.0Will OpenAI discover a room temp superconductor in 2026?10%6.2Will WTI Crude Oil (WTI) hit (HIGH) $95 in September?91%0.5Will WTI Crude Oil (WTI) hit (HIGH) $100 in September?46%2.0Will aging be solved by EOY 2035?1%14.0Will United Russia (ER) gain the most seats in the next Russian parliamentary election?74%5.0Will Flávio Bolsonaro win the 2026 Brazilian presidential election?46%4.0Will bitcoin go below 9.000$ at the end of this month?6%44.1Will the price of Bitcoin be above $82,000 on September 9?4%2.1
KalshiPoliticsUpdated 7m ago

Will Gregory G. Katsas become the next Justice on the Supreme Court?

Market probability
2.3%
Little changed over 24 hours
864 days until the event deadline
Deadline: January 20, 2029 at 11:59 PM ET

Too little market data to assess this move — treat the probability with caution.

This venue reports too little volume or book data for this market to judge the trading behind the price.

How credible was the move?

Three separate questions — a move can be genuine while the latest price is still settling. Methodology →

Move validity

Is the move backed by real trading and depth?

Insufficient data

This venue reports too little volume or book data for this market to judge the trading behind the price.

Consensus stability

Has the market settled at the new probability?

Stable

The probability has held near its current level over the past several hours.

Contract clarity

Will the rules resolve without ambiguity?

High

The resolution rules are relatively specific, with a named source and a defined deadline.

What this market actually measures

If Gregory G. Katsas is the first person confirmed by the Senate to the position of Justice of the Supreme Court by January 20, 2029, then the market resolves to Yes.

This summary shows the opening of the venue's official rules. ProbCast has not yet generated an independent plain-English interpretation for this contract — review the full rules before relying on it.

View full official resolution rules

If Gregory G. Katsas is the first person confirmed by the Senate to the position of Justice of the Supreme Court by January 20, 2029, then the market resolves to Yes.

Resolution source: If Gregory G. Katsas is the first person confirmed by the Senate to the position of Justic…

What could move this market next?

  • The market's deadline arrivesJanuary 20, 2029 at 11:59 PM ET

    The contract must resolve based on what has happened by this date.

Derived from the contract's own mechanics as of Sep 9, 5:04 AM ET. ProbCast does not list scheduled meetings, announcements, or data releases it cannot verify.

Advanced analysis (experimental)

Research signals — these models are still accumulating the history needed for full validation, and they can disagree with the headline read. Model confidence: low · expected error ±26 pts.

Thin marketLegacy movement classifier: watch

What's happening

medium classifier confidence
Thin market

Thin book and/or wide spread. Small orders can move this price disproportionately, so any single print is noisy and easily overread.

  • Wide spread (4.3 pts)

Read with caution —Read the latest price with caution; conditions make it an unreliable summary right now.

More details — reliability score, dynamics, durability
Reliability score
11Low
Where the price path tends to go next513 observed
  • Illiquid / quiet99%

Short-term motion of the price line (~1h), distinct from the environment above — not a prediction of the final outcome.

DurabilityHigh· half-life
PredictabilityStable

Secondary read: leaning toward Stale price.

A read-only classification of the market environment — how much weight the current price deserves as a read of consensus. It describes conditions, never a trade.

Market data

24h volume

$2.5K

Liquidity

$0

Total volume

$34.2K

Category
Politics
Venue
Kalshi
Open interest
$11.6K
Spread
4.3 pts
Best bid
0.1%
Best ask
4.4%
7-day range
2.3% – 2.3%
Resolves
Jan 20, 2029
Resolution
If Gregory G. Katsas is the first person confirmed by the Senate to the position of Justic…
Change (pts)1H0.06H-0.124H-0.17D-0.1

Related markets