Market snapshot: Oct 31, 2026, 9:00 AM UTC. Prices may have changed since this snapshot.

GroupPOLYMARKET

Event GroupPOLYMARKETSports

Which teams will be a #1 seed in the 2027 NCAA Tournament?

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Which teams will be a #1 seed in the 2027 NCAA Tournament?

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Current odds

Snapshot from Oct 31, 2026, 9:00 AM UTC

As of Oct 31, 2026, 9:00 AM UTC, the highest-priced outcome on Polymarket is Duke at 50%.

Polymarket

Duke50%
UConn50%
Texas Tech50%
Michigan State50%
Arkansas50%

Yes prices. They are not order quotes; check each platform's rules, fees and live prices before trading.

Price ChartContract price history

25 markets tracked

Historical observations can differ from current quotes. Kalshi points are hourly trade averages.

Saved prices are comparisons, not executable quotes. A price difference does not establish arbitrage. Check both contracts, live order prices, fees and available size.

Will Duke be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?

No data available

Single-Platform Markets(25)

Market	Platform	Price
Will Duke be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will UConn be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will Texas Tech be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will Michigan State be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will Arkansas be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will Houston be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will St. John's be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will Kansas be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will Baylor be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will Gonzaga be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will Michigan be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will Kentucky be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will Missouri be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will Miami (FL) be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will UCLA be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will USC be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will Vanderbilt be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will Iowa State be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	50.0%
Will Florida be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	49.5%
Will Illinois be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	49.5%
Will Arizona be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	49.5%
Will Texas be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	49.5%
Will Louisville be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	49.5%
Will Virginia be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	49.5%
Will Tennessee be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?	Poly	49.5%

Rules & Resolution

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Source snapshot: Oct 31, 2026, 9:00 AM UTC

About This Event

This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No". The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027. If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No". The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

AI-generated analysis based on market data. Not financial advice.

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Event: Which teams will be a #1 seed in the 2027 NCAA Tournament?
Source snapshot: Oct 31, 2026, 9:00 AM UTC
Reported event volume (provider units): PM $0
Coverage: 25 of 25 saved contracts included.
Prices are saved observations, not executable quotes. Listed close dates do not promise settlement or payout time.

Contract: Will Duke be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400683; status: active
Source: https://polymarket.com/event/will-duke-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Florida be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400684; status: active
Source: https://polymarket.com/event/will-florida-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will UConn be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400685; status: active
Source: https://polymarket.com/event/will-uconn-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Illinois be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400686; status: active
Source: https://polymarket.com/event/will-illinois-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Arizona be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400687; status: active
Source: https://polymarket.com/event/will-arizona-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Texas be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400688; status: active
Source: https://polymarket.com/event/will-texas-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Texas Tech be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400689; status: active
Source: https://polymarket.com/event/will-texas-tech-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Michigan State be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400690; status: active
Source: https://polymarket.com/event/will-michigan-state-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Arkansas be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400691; status: active
Source: https://polymarket.com/event/will-arkansas-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Houston be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400692; status: active
Source: https://polymarket.com/event/will-houston-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Louisville be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400693; status: active
Source: https://polymarket.com/event/will-louisville-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will St. John's be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400694; status: active
Source: https://polymarket.com/event/will-st-johns-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Kansas be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400695; status: active
Source: https://polymarket.com/event/will-kansas-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Baylor be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400696; status: active
Source: https://polymarket.com/event/will-baylor-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Virginia be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400697; status: active
Source: https://polymarket.com/event/will-virginia-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Tennessee be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400698; status: active
Source: https://polymarket.com/event/will-tennessee-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Gonzaga be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400699; status: active
Source: https://polymarket.com/event/will-gonzaga-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Michigan be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400700; status: active
Source: https://polymarket.com/event/will-michigan-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Kentucky be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400701; status: active
Source: https://polymarket.com/event/will-kentucky-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Missouri be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400702; status: active
Source: https://polymarket.com/event/will-missouri-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Miami (FL) be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400703; status: active
Source: https://polymarket.com/event/will-miami-fl-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will UCLA be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400704; status: active
Source: https://polymarket.com/event/will-ucla-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will USC be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400705; status: active
Source: https://polymarket.com/event/will-usc-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Vanderbilt be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400706; status: active
Source: https://polymarket.com/event/will-vanderbilt-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Contract: Will Iowa State be a number 1 seed in the 2027 NCAA Men's Basketball Tournament?
Provider: polymarket; ID: polymarket-6400707; status: active
Source: https://polymarket.com/event/will-iowa-state-be-a-number-1-seed-in-the-2027-ncaa-mens-basketball-tournament
Observed: Oct 31, 2026, 9:00 AM UTC
Listed close: Mar 15, 2027, 3:59 AM UTC
Reported volume: $0
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: This market will resolve to "Yes" if the listed team is selected as a number 1 seed in the 2027 NCAA Division I Men's Basketball Tournament. Otherwise, it will resolve to "No".

The tournament field and seeding are scheduled to be announced on Selection Sunday, March 14, 2027.

If the 2027 NCAA Division I Men's Basketball Tournament is cancelled, or the number 1 seeds have not been announced by March 31, 2027, 11:59 PM ET, this market will resolve to "No".

The primary resolution source for this market will be official information from the NCAA (https://www.ncaa.com); however, a consensus of credible reporting may also be used.

Saved cross-platform review:
No exact pair with two valid binary Yes prices is available for comparison.

Explain the named outcomes, material rule/deadline differences, and evidence limits. Keep Polymarket dollar volume separate from Kalshi contract counts. Do not average unrelated contracts, infer missing prices or changes, or describe unreviewed/related pairs as equivalent. Distinguish listed prices from executable bid/ask prices, fees and available size. Do not invent current news, confidence scores or settlement guarantees. Cite the provided source links and identify what further evidence would be needed.

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