Market snapshot: Oct 21, 2026, 9:00 PM UTC. Prices may have changed since this snapshot.

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Event GroupKALSHISports

Northern Iowa vs Southern Illinois: Spread

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Northern Iowa vs Southern Illinois: Spread

Vol

K 0 contracts

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Current odds

Snapshot from Oct 21, 2026, 9:00 PM UTC

As of Oct 21, 2026, 9:00 PM UTC, the highest-priced outcome on Kalshi is Southern Illinois wins by over 3.5 points at 52%.

Kalshi

Southern Illinois wins by over 3.5 points52%
Northern Iowa wins by over 4.5 points50%
Northern Iowa wins by over 12.5 points50%
Southern Illinois wins by over 7.5 points50%
Southern Illinois wins by over 15.5 points50%

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

Price ChartContract price history

13 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.

Southern Illinois wins by over 3.5 points

No data available

Single-Platform Markets(13)

Market	Platform	Price
Southern Illinois wins by over 3.5 points	Kalshi	52.0%
Northern Iowa wins by over 4.5 points	Kalshi	50.0%
Northern Iowa wins by over 12.5 points	Kalshi	50.0%
Southern Illinois wins by over 7.5 points	Kalshi	50.0%
Southern Illinois wins by over 15.5 points	Kalshi	50.0%
Southern Illinois wins by over 11.5 points	Kalshi	50.0%
Southern Illinois wins by over 19.5 points	Kalshi	49.5%
Northern Iowa wins by over 16.5 points	Kalshi	49.0%
Southern Illinois wins by over 23.5 points	Kalshi	49.0%
Northern Iowa wins by over 1.5 points	Kalshi	48.5%
Northern Iowa wins by over 20.5 points	Kalshi	47.5%
Southern Illinois wins by over 27.5 points	Kalshi	46.0%
Northern Iowa wins by over 8.5 points	Kalshi	40.5%

Rules & Resolution

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AI Analysis

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K 0 contracts

Reported volume · provider units

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Source snapshot: Oct 21, 2026, 9:00 PM UTC

About This Event

UNI vs SIU (Oct 24) If Northern Iowa wins by more than X points in the Northern Iowa vs Southern Illinois college football game originally scheduled for Oct 24, 2026, then the market resolves to Yes. If the game is postponed but begins within 48 hours of its originally scheduled start time, the market will remain open and resolve based on the official final result. If the game is not started within 48 hours, the market will resolve to a fair price. Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners. This market will close and expire after the event occurs.

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

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Event: Northern Iowa vs Southern Illinois: Spread
Source snapshot: Oct 21, 2026, 9:00 PM UTC
Reported event volume (provider units): K 0 contracts
Coverage: 13 of 13 saved contracts included.
Prices are saved observations, not executable quotes. Listed close dates do not promise settlement or payout time.

Contract: Northern Iowa wins by over 8.5 points
Provider: kalshi; ID: kalshi-KXNCAAFSPREAD-26OCT24UNISIU-UNI9; status: active
Source: https://kalshi.com/markets/kxncaafspread-26oct24unisiu
Observed: Oct 21, 2026, 9:00 PM UTC
Listed close: Oct 26, 2026, 6:00 PM UTC
Reported volume: 0 contracts
Outcome Yes: 40.5%; 24h change unavailable
Outcome No: 59.5%; 24h change unavailable
Saved rules: If Northern Iowa wins by more than 8.5 points in the Northern Iowa vs Southern Illinois college football game originally scheduled for Oct 24, 2026, then the market resolves to Yes. Secondary rules: If the game is postponed but begins within 48 hours of its originally scheduled start time, the market will remain open and resolve based on the official final result. If the game is not started within 48 hours, the market will resolve to a fair price.

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after the event occurs.

Contract: Northern Iowa wins by over 4.5 points
Provider: kalshi; ID: kalshi-KXNCAAFSPREAD-26OCT24UNISIU-UNI5; status: active
Source: https://kalshi.com/markets/kxncaafspread-26oct24unisiu
Observed: Oct 21, 2026, 9:00 PM UTC
Listed close: Oct 26, 2026, 6:00 PM UTC
Reported volume: 0 contracts
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: If Northern Iowa wins by more than 4.5 points in the Northern Iowa vs Southern Illinois college football game originally scheduled for Oct 24, 2026, then the market resolves to Yes. Secondary rules: If the game is postponed but begins within 48 hours of its originally scheduled start time, the market will remain open and resolve based on the official final result. If the game is not started within 48 hours, the market will resolve to a fair price.

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after the event occurs.

Contract: Northern Iowa wins by over 20.5 points
Provider: kalshi; ID: kalshi-KXNCAAFSPREAD-26OCT24UNISIU-UNI21; status: active
Source: https://kalshi.com/markets/kxncaafspread-26oct24unisiu
Observed: Oct 21, 2026, 9:00 PM UTC
Listed close: Oct 26, 2026, 6:00 PM UTC
Reported volume: 0 contracts
Outcome Yes: 47.5%; 24h change unavailable
Outcome No: 52.5%; 24h change unavailable
Saved rules: If Northern Iowa wins by more than 20.5 points in the Northern Iowa vs Southern Illinois college football game originally scheduled for Oct 24, 2026, then the market resolves to Yes. Secondary rules: If the game is postponed but begins within 48 hours of its originally scheduled start time, the market will remain open and resolve based on the official final result. If the game is not started within 48 hours, the market will resolve to a fair price.

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after the event occurs.

Contract: Northern Iowa wins by over 1.5 points
Provider: kalshi; ID: kalshi-KXNCAAFSPREAD-26OCT24UNISIU-UNI2; status: active
Source: https://kalshi.com/markets/kxncaafspread-26oct24unisiu
Observed: Oct 21, 2026, 9:00 PM UTC
Listed close: Oct 26, 2026, 6:00 PM UTC
Reported volume: 0 contracts
Outcome Yes: 48.5%; 24h change unavailable
Outcome No: 51.5%; 24h change unavailable
Saved rules: If Northern Iowa wins by more than 1.5 points in the Northern Iowa vs Southern Illinois college football game originally scheduled for Oct 24, 2026, then the market resolves to Yes. Secondary rules: If the game is postponed but begins within 48 hours of its originally scheduled start time, the market will remain open and resolve based on the official final result. If the game is not started within 48 hours, the market will resolve to a fair price.

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after the event occurs.

Contract: Northern Iowa wins by over 16.5 points
Provider: kalshi; ID: kalshi-KXNCAAFSPREAD-26OCT24UNISIU-UNI17; status: active
Source: https://kalshi.com/markets/kxncaafspread-26oct24unisiu
Observed: Oct 21, 2026, 9:00 PM UTC
Listed close: Oct 26, 2026, 6:00 PM UTC
Reported volume: 0 contracts
Outcome Yes: 49.0%; 24h change unavailable
Outcome No: 51.0%; 24h change unavailable
Saved rules: If Northern Iowa wins by more than 16.5 points in the Northern Iowa vs Southern Illinois college football game originally scheduled for Oct 24, 2026, then the market resolves to Yes. Secondary rules: If the game is postponed but begins within 48 hours of its originally scheduled start time, the market will remain open and resolve based on the official final result. If the game is not started within 48 hours, the market will resolve to a fair price.

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after the event occurs.

Contract: Northern Iowa wins by over 12.5 points
Provider: kalshi; ID: kalshi-KXNCAAFSPREAD-26OCT24UNISIU-UNI13; status: active
Source: https://kalshi.com/markets/kxncaafspread-26oct24unisiu
Observed: Oct 21, 2026, 9:00 PM UTC
Listed close: Oct 26, 2026, 6:00 PM UTC
Reported volume: 0 contracts
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: If Northern Iowa wins by more than 12.5 points in the Northern Iowa vs Southern Illinois college football game originally scheduled for Oct 24, 2026, then the market resolves to Yes. Secondary rules: If the game is postponed but begins within 48 hours of its originally scheduled start time, the market will remain open and resolve based on the official final result. If the game is not started within 48 hours, the market will resolve to a fair price.

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after the event occurs.

Contract: Southern Illinois wins by over 7.5 points
Provider: kalshi; ID: kalshi-KXNCAAFSPREAD-26OCT24UNISIU-SIU8; status: active
Source: https://kalshi.com/markets/kxncaafspread-26oct24unisiu
Observed: Oct 21, 2026, 9:00 PM UTC
Listed close: Oct 26, 2026, 6:00 PM UTC
Reported volume: 0 contracts
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: If Southern Illinois wins by more than 7.5 points in the Northern Iowa vs Southern Illinois college football game originally scheduled for Oct 24, 2026, then the market resolves to Yes. Secondary rules: If the game is postponed but begins within 48 hours of its originally scheduled start time, the market will remain open and resolve based on the official final result. If the game is not started within 48 hours, the market will resolve to a fair price.

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after the event occurs.

Contract: Southern Illinois wins by over 3.5 points
Provider: kalshi; ID: kalshi-KXNCAAFSPREAD-26OCT24UNISIU-SIU4; status: active
Source: https://kalshi.com/markets/kxncaafspread-26oct24unisiu
Observed: Oct 21, 2026, 9:00 PM UTC
Listed close: Oct 26, 2026, 6:00 PM UTC
Reported volume: 0 contracts
Outcome Yes: 52.0%; 24h change unavailable
Outcome No: 48.0%; 24h change unavailable
Saved rules: If Southern Illinois wins by more than 3.5 points in the Northern Iowa vs Southern Illinois college football game originally scheduled for Oct 24, 2026, then the market resolves to Yes. Secondary rules: If the game is postponed but begins within 48 hours of its originally scheduled start time, the market will remain open and resolve based on the official final result. If the game is not started within 48 hours, the market will resolve to a fair price.

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after the event occurs.

Contract: Southern Illinois wins by over 27.5 points
Provider: kalshi; ID: kalshi-KXNCAAFSPREAD-26OCT24UNISIU-SIU28; status: active
Source: https://kalshi.com/markets/kxncaafspread-26oct24unisiu
Observed: Oct 21, 2026, 9:00 PM UTC
Listed close: Oct 26, 2026, 6:00 PM UTC
Reported volume: 0 contracts
Outcome Yes: 46.0%; 24h change unavailable
Outcome No: 54.0%; 24h change unavailable
Saved rules: If Southern Illinois wins by more than 27.5 points in the Northern Iowa vs Southern Illinois college football game originally scheduled for Oct 24, 2026, then the market resolves to Yes. Secondary rules: If the game is postponed but begins within 48 hours of its originally scheduled start time, the market will remain open and resolve based on the official final result. If the game is not started within 48 hours, the market will resolve to a fair price.

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after the event occurs.

Contract: Southern Illinois wins by over 23.5 points
Provider: kalshi; ID: kalshi-KXNCAAFSPREAD-26OCT24UNISIU-SIU24; status: active
Source: https://kalshi.com/markets/kxncaafspread-26oct24unisiu
Observed: Oct 21, 2026, 9:00 PM UTC
Listed close: Oct 26, 2026, 6:00 PM UTC
Reported volume: 0 contracts
Outcome Yes: 49.0%; 24h change unavailable
Outcome No: 51.0%; 24h change unavailable
Saved rules: If Southern Illinois wins by more than 23.5 points in the Northern Iowa vs Southern Illinois college football game originally scheduled for Oct 24, 2026, then the market resolves to Yes. Secondary rules: If the game is postponed but begins within 48 hours of its originally scheduled start time, the market will remain open and resolve based on the official final result. If the game is not started within 48 hours, the market will resolve to a fair price.

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after the event occurs.

Contract: Southern Illinois wins by over 19.5 points
Provider: kalshi; ID: kalshi-KXNCAAFSPREAD-26OCT24UNISIU-SIU20; status: active
Source: https://kalshi.com/markets/kxncaafspread-26oct24unisiu
Observed: Oct 21, 2026, 9:00 PM UTC
Listed close: Oct 26, 2026, 6:00 PM UTC
Reported volume: 0 contracts
Outcome Yes: 49.5%; 24h change unavailable
Outcome No: 50.5%; 24h change unavailable
Saved rules: If Southern Illinois wins by more than 19.5 points in the Northern Iowa vs Southern Illinois college football game originally scheduled for Oct 24, 2026, then the market resolves to Yes. Secondary rules: If the game is postponed but begins within 48 hours of its originally scheduled start time, the market will remain open and resolve based on the official final result. If the game is not started within 48 hours, the market will resolve to a fair price.

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after the event occurs.

Contract: Southern Illinois wins by over 15.5 points
Provider: kalshi; ID: kalshi-KXNCAAFSPREAD-26OCT24UNISIU-SIU16; status: active
Source: https://kalshi.com/markets/kxncaafspread-26oct24unisiu
Observed: Oct 21, 2026, 9:00 PM UTC
Listed close: Oct 26, 2026, 6:00 PM UTC
Reported volume: 0 contracts
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: If Southern Illinois wins by more than 15.5 points in the Northern Iowa vs Southern Illinois college football game originally scheduled for Oct 24, 2026, then the market resolves to Yes. Secondary rules: If the game is postponed but begins within 48 hours of its originally scheduled start time, the market will remain open and resolve based on the official final result. If the game is not started within 48 hours, the market will resolve to a fair price.

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after the event occurs.

Contract: Southern Illinois wins by over 11.5 points
Provider: kalshi; ID: kalshi-KXNCAAFSPREAD-26OCT24UNISIU-SIU12; status: active
Source: https://kalshi.com/markets/kxncaafspread-26oct24unisiu
Observed: Oct 21, 2026, 9:00 PM UTC
Listed close: Oct 26, 2026, 6:00 PM UTC
Reported volume: 0 contracts
Outcome Yes: 50.0%; 24h change unavailable
Outcome No: 50.0%; 24h change unavailable
Saved rules: If Southern Illinois wins by more than 11.5 points in the Northern Iowa vs Southern Illinois college football game originally scheduled for Oct 24, 2026, then the market resolves to Yes. Secondary rules: If the game is postponed but begins within 48 hours of its originally scheduled start time, the market will remain open and resolve based on the official final result. If the game is not started within 48 hours, the market will resolve to a fair price.

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners. Early close condition: This market will close and expire after the event occurs.

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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AI-written background. References identify the evidence used; Wikipedia links under Learn More are additional reading. Prices and provider rules are dated snapshots. This is not financial advice.

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