Trade: Fannie Mae IPO Closing Market Cap
Resolution criteria on PolyGram: This market will resolve based on Fannie Mae's market capitalization at the closing price on its first day of trading. If no IPO occurs by June 30, 2026, 11:59 PM ET, the market will resolve to "No IPO by June 30, 2026". If the relevant value falls exactly between two brackets, then this market will resolve to the higher range bracket. Resolution will be based on the primary exchange’s official listing page. In the event that the relevant figure is not displayed, another reliable source will be used.
PolyGram is an on-chain prediction market where you trade YES or NO outcome shares with real USDC on Polygon. For this market, buy YES if you believe the event will happen, or NO if you think it won't. Your maximum loss is your stake — winning shares pay $1.00 each at resolution. Unlike sportsbooks, there is no house edge: prices are set by supply and demand from other traders and reflect the crowd's real-time probability.
- Liquidity
- $13K
- Total Volume
- $296K
- 24h Volume
- $5
- Open Interest
- $9K
Market outcomes
| <200B | 1% YES | 99% NO |
| 200–250B | 0% YES | 100% NO |
| 250–300B | 0% YES | 100% NO |
| 300–350B | 1% YES | 99% NO |
| 350–400B | 2% YES | 99% NO |
| 400B+ | 1% YES | 99% NO |
| No IPO by June 30, 2026 | 95% YES | 5% NO |
Market context
Fannie Mae, the government-sponsored enterprise (GSE) that purchases and securitises residential mortgages, remains in conservatorship under the Federal Housing Finance Agency following its 2008 collapse. An initial public offering would represent a significant exit event for the US Treasury, which injected approximately $116 billion in capital during the financial crisis. The Treasury and FHFA have periodically signalled interest in returning Fannie Mae to private ownership, though concrete timelines have repeatedly shifted. The June 2026 settlement window reflects the ongoing uncertainty around whether legislative and regulatory conditions will align to permit an IPO within that timeframe.
Historical precedent offers limited guidance; the GSE sector has not seen a comparable privatisation since the 1968 sale of Ginnie Mae. The 1% implied probability on Polymarket's order book reflects scepticism about near-term execution. Comparable regulatory overhauls—including the Dodd-Frank implementation and subsequent housing finance reform proposals—have consistently taken longer than initially projected. The current probability formation suggests traders are pricing in substantial legislative and political hurdles remaining unresolved.
Recent developments centre on the Biden administration's 2024 housing finance reform proposals, which contemplated a gradual wind-down of GSE portfolios rather than immediate privatisation. Any IPO would require congressional action to amend the Housing and Economic Recovery Act of 2008, alongside FHFA approval. Traders should monitor Treasury statements, FHFA policy announcements, and congressional committee activity on housing finance reform as primary catalysts that could shift conviction on this outcome.
Wikipedia Context
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Fannie MaeThe Federal National Mortgage Association (FNMA), commonly known as Fannie Mae, is a United States government-sponsored enterprise (GSE) that has been a publicly traded company since 1968. Founded in 1938 during the Great Depression as part of the New Deal, the corporation was established to expand the secondary mortgage market. It does this by securitizing
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Fannie May Goosby
Fannie May Goosby also known as Fannie Mae Goosby was an American classic female blues singer, pianist and songwriter. Ten of her recordings were released between 1923 and 1928, one of which, "Grievous Blues", she recorded twice. Goosby was one of the first female blues musicians to record her own material. She also was one of the first two blues singers to
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Fannie Mae (song)"Fannie Mae" is a 1959 song, written and performed by the American blues and R&B singer, Buster Brown.
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Fannie Mae Duncan
Fannie Mae Duncan was an African-American entrepreneur, philanthropist, and community activist in Colorado Springs, Colorado. She is best known as the proprietor of the Cotton Club, an early integrated jazz club in Colorado Springs named for the famous club in Harlem.
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 "Fannie Mae IPO Closing Market Cap" 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.
- Sign in on polygram.ink with your email — no full KYC under $1,500 lifetime trading volume.
- Deposit USDC on Polygon (lowest fees, ~$0.01 per transaction) or Ethereum. Funds credit after 12 confirmations.
- 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.
- 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.
- 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.
- 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?
$296K in lifetime turnover and $13K of resting liquidity puts this market in the top 10% by volume for ipo contracts on PolyGram. Order-book depth is modest — expect a couple of cents of slippage on $1k+ trades.
Last 24 hours alone saw $5 in turnover, consistent with the market's lifetime daily-average pace.
The market has been open for 8 months — long enough that the order book is mature and price is well-anchored to fundamentals.
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.
Frequently asked questions
How does this market resolve?
Resolution is handled by the UMA optimistic oracle on Polygon. A proposer submits the outcome, a 2-hour dispute window opens, and if uncontested the payout is final. Contested outcomes escalate to UMA token holders.
When does this market close?
This prediction market is scheduled to close on 30 June 2026. After the resolving event occurs, settlement typically clears within 24 hours once the UMA optimistic oracle confirms the outcome. All payouts are in USDC on the Polygon network.
How can I trade on "Fannie Mae IPO Closing Market Cap"?
To trade on this prediction market, create a free PolyGram account at polygram.ink, deposit USDC via Polygon, and place a YES or NO order on the outcome you believe in. You can learn more on our how-it-works page. Your maximum loss is limited to your stake — there is no leverage or margin.
What happens when the market resolves?
When the outcome is determined, winning YES shares pay out $1.00 each in USDC, while losing shares pay $0. Settlement is handled by the UMA optimistic oracle on Polygon — a proposer submits the result, a two-hour dispute window opens, and if uncontested, payouts are distributed automatically. You can withdraw your winnings to any Polygon wallet.
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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