Trade: Will Samuel Alito announce his retirement by...?

Market context

Samuel Alito, the 78-year-old Associate Justice who authored the majority opinion overturning Roe v. Wade in 2022, has not signalled any intention to step down from the Supreme Court. The current order book on Polymarket reflects this reality, with traders pricing a zero per cent probability of an announced retirement by the end of 2026. Alito was appointed by President George W. Bush in 2005 and has shown no public indication of departure plans during his tenure.

Historical precedent offers limited guidance for predicting Alito's timeline. Justices typically announce retirements during the Court's term or shortly after, often timed to allow the appointing president's successor to nominate a replacement. Justice Stephen Breyer announced his retirement in June 2022 during the final weeks of the 2021–2022 term, whilst Justice Anthony Kennedy gave notice in June 2018. However, justices frequently serve well into their eighties—Ruth Bader Ginsburg remained on the bench until her death at 87, and Clarence Thomas continues at 76. Alito's health status and personal circumstances remain undisclosed, making historical patterns an imperfect predictor.

Traders monitoring this market should watch for any statements from Alito himself, statements from Court sources regarding his health, or significant shifts in the Court's ideological composition that might influence his calculus. The 2026 settlement window extends through the end of the year, capturing the conclusion of the 2025–2026 term. No recent reporting suggests imminent retirement considerations, and the zero per cent implied probability reflects the absence of credible signals or reporting indicating a near-term announcement.

How this market resolves

Resolution is handled by the UMA optimistic oracle on Polygon. A proposer submits the outcome, a two-hour dispute window opens, and if no one stakes a counter-claim the payout is final. Contested outcomes escalate to UMA token-holder voting. Payouts clear in USDC to the winning side.

How to trade this market step by step

The mechanics for trading "Will Samuel Alito announce his retirement by...?" are the same as any other PolyGram event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.

1. Sign in on polygram.ink with your email — no full KYC under $1,500 lifetime trading volume.
2. Deposit USDC on Polygon (lowest fees, ~$0.01 per transaction) or Ethereum. Funds credit after 12 confirmations.
3. Pick a side. Buy YES if you believe the event will happen; buy NO if you think it won't. The current YES price reflects the market's collective probability.
4. Size your position. If you stake 100 USDC at 50% YES, you'll receive shares that pay $200 if YES resolves true — a 100% gross return. If NO resolves, your shares are worth $0.
5. Set risk controls (optional). Stop-loss, take-profit, and limit-order types all supported. Use the trade ticket's slippage box to cap your maximum entry price.
6. Wait for resolution. When the event resolves on-chain via the UMA optimistic oracle, the winning side settles to 100¢ automatically and USDC hits your balance within seconds. Withdrawable to any wallet you control.

How active is this market?

$61K in lifetime turnover and $9K of resting liquidity puts this market in the above the median by volume for supreme court contracts on PolyGram. Order-book depth is modest — expect a couple of cents of slippage on $1k+ trades.

Last 24 hours alone saw $46 in turnover, consistent with the market's lifetime daily-average pace.

The market has been open for 3 months — the price has had time to stabilise as new information arrived.

Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.

Key terms

YES / NO share

A binary outcome token that pays $1.00 if the underlying claim resolves true (YES) or false (NO), and $0 otherwise. The market price between 0¢ and 100¢ is the implied probability.

CLOB

Central limit order book. The matching engine that pairs YES buyers with NO buyers (effectively the same trade). Polymarket's CLOB on Polygon executes trades on-chain via the conditional-tokens framework.

Liquidity

USDC capital sitting in resting limit orders inside the order book. Deeper liquidity means smaller slippage on large trades and a tighter bid-ask spread.

UMA optimistic oracle

The on-chain dispute system that settles each Polymarket market. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution.

Slippage

The difference between the displayed mid-price and your fill price. Affects market orders most; limit orders avoid slippage but may take time to fill.

Conditional token

ERC-1155 outcome share issued by Gnosis Conditional Tokens on Polygon. The token type that resolves to $1.00 or $0.00 at settlement.

See the full prediction-market glossary →

Frequently asked questions

Risk and regulatory note

Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose.

Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.

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