Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
25% | 75% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
25% | 75% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on PolyGram.
Active sub-markets
| Jeff Bezos | 25% YES | 76% NO |
| Larry Ellison | 27% YES | 73% NO |
| Marshawn Lynch | 27% YES | 73% NO |
| John Stanton | 2% YES | 98% NO |
| Tim Cook | 6% YES | 94% NO |
| Buyer D | — | |
Market context
Polymarket’s contract is pricing a 25% chance that the Seahawks are sold to a named buyer before the September deadline, so the market is still leaning towards no binding deal being announced in time. On Polymarket, holders are backing that view with USDC on Polygon through conditional tokens, so the key question is not whether the sale process exists, but whether Vulcan LLC gets from interest to a signed majority-purchase agreement before the cutoff. If the estate does not announce a binding sale by 9 September 2026 at 11:59 PM ET, the contract resolves to Other.
The main comparison is with other major US sports sales, which tend to move slowly once an estate or long-term owner decides to sell. The Seahawks estate has said the formal process is underway and that it could run through the 2026 off-season, which already points to timing risk for anyone expecting a quick resolution. NFL deals also require final owner ratification, so even a preferred bidder still has to clear league process after agreement. That makes late-stage announcements more important than early reports of interest, especially in a market that only settles on a confirmed majority sale to a named individual.
A trader should watch for three things: a public statement from the estate, a named bidder emerging from the small pool of known interest, and whether the process stretches into late summer. ESPN reported recently that buyer interest has been softer than expected, with some would-be bidders constrained by the NFL’s large cash down payment expectations, while names including Aditya Mittal, Wyc Grousbeck and Vinod Khosla have been floated as possible bidders. That means any credible announcement, not just speculation, would be the immediate catalyst for repricing.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- Where can I trade this market with the lowest fees?
- On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What does it cost to trade on PolyGram?
- Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.
Trade Who will buy the Seattle Seahawks? on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
Trade on PolyGram →