Market comparison

Illinois's 9th District margin of victory

2 venues · 19 outcome rows · 0 comparable lines · event identity linked · 0 verified parity · active

Polymarket

Open venue ↗

13 outcomes · $13K reported volume

Observed 3m ago

Recorded venue end date: Nov 4, 2026

Kalshi

Open venue ↗

9 outcomes · $3K reported volume

Observed 1m ago

Recorded venue end date: Nov 3, 2027

Check settlement rules before comparing contracts. Matched outcomes may settle differently. These venues also report end dates more than 48 hours apart; event identity does not mean the contracts close or settle together. These are stored prices; record update times do not certify live quotes. Differences exclude fees and available size.

No shared outcome identities or comparable outcome lines are available for this event. Each venue’s outcomes are listed separately.

Available outcome prices by venue for Illinois's 9th District margin of victory
Outcome	Polymarket	Kalshi	Difference
Biss, 31+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	90.7% Bid 90.7% · Ask 97.9% Biss, 31+ pts Open Kalshi ↗	—
Biss, 34+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	91.1% Bid 85.0% · Ask 92.6% Biss, 34+ pts Open Kalshi ↗	—
Biss, 37+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	82.0% Bid 73.0% · Ask 85.0% Biss, 37+ pts Open Kalshi ↗	—
Biss, 40+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	71.0% Bid 65.0% · Ask 71.0% Biss, 40+ pts Open Kalshi ↗	—
Biss, 43+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	55.5% Bid 51.0% · Ask 60.0% Biss, 43+ pts Open Kalshi ↗	—
Biss, 46+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	44.5% Bid 40.0% · Ask 49.0% Biss, 46+ pts Open Kalshi ↗	—
Biss, 49+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	33.0% Bid 28.0% · Ask 38.0% Biss, 49+ pts Open Kalshi ↗	—
Biss, 52+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	22.0% Bid 17.0% · Ask 27.0% Biss, 52+ pts Open Kalshi ↗	—
Biss, 55+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	16.0% Bid 5.6% · Ask 16.0% Biss, 55+ pts Open Kalshi ↗	—
Democrat 0-20% Not aligned No persisted outcome identity connects these venue contracts.	2.4% Bid 1.1% · Ask 3.7% Democrat 0-20% Open Polymarket ↗	—	—
Democrat 20-30% Not aligned No persisted outcome identity connects these venue contracts.	6.2% Bid 2.0% · Ask 10.4% Democrat 20-30% Open Polymarket ↗	—	—
Democrat 30-35% Not aligned No persisted outcome identity connects these venue contracts.	5.4% Bid 0.6% · Ask 10.2% Democrat 30-35% Open Polymarket ↗	—	—
Democrat 35-40% Not aligned No persisted outcome identity connects these venue contracts.	7.2% Bid 2.4% · Ask 12.0% Democrat 35-40% Open Polymarket ↗	—	—
Democrat 40-45% Not aligned No persisted outcome identity connects these venue contracts.	23.9% Bid 23.2% · Ask 24.6% Democrat 40-45% Open Polymarket ↗	—	—
Democrat 45-50% Not aligned No persisted outcome identity connects these venue contracts.	24.4% Bid 23.5% · Ask 25.3% Democrat 45-50% Open Polymarket ↗	—	—
Democrat 50-55% Not aligned No persisted outcome identity connects these venue contracts.	19.5% Bid 10.0% · Ask 29.0% Democrat 50-55% Open Polymarket ↗	—	—
Democrat 55-60% Not aligned No persisted outcome identity connects these venue contracts.	17.5% Bid 14.0% · Ask 21.0% Democrat 55-60% Open Polymarket ↗	—	—
Democrat 60%+ Not aligned No persisted outcome identity connects these venue contracts.	2.4% Bid 1.2% · Ask 3.5% Democrat 60%+ Open Polymarket ↗	—	—
Republican Wins Not aligned No persisted outcome identity connects these venue contracts.	1.4% Bid 0.3% · Ask 2.4% Republican Wins Open Polymarket ↗	—	—

Biss, 31+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

90.7%

Bid 90.7% · Ask 97.9%

Biss, 31+ pts

Open Kalshi ↗

Biss, 34+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

91.1%

Bid 85.0% · Ask 92.6%

Biss, 34+ pts

Open Kalshi ↗

Biss, 37+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

82.0%

Bid 73.0% · Ask 85.0%

Biss, 37+ pts

Open Kalshi ↗

Biss, 40+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

71.0%

Bid 65.0% · Ask 71.0%

Biss, 40+ pts

Open Kalshi ↗

Biss, 43+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

55.5%

Bid 51.0% · Ask 60.0%

Biss, 43+ pts

Open Kalshi ↗

Biss, 46+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

44.5%

Bid 40.0% · Ask 49.0%

Biss, 46+ pts

Open Kalshi ↗

Biss, 49+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

33.0%

Bid 28.0% · Ask 38.0%

Biss, 49+ pts

Open Kalshi ↗

Biss, 52+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

22.0%

Bid 17.0% · Ask 27.0%

Biss, 52+ pts

Open Kalshi ↗

Biss, 55+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

16.0%

Bid 5.6% · Ask 16.0%

Biss, 55+ pts

Open Kalshi ↗

Democrat 0-20%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

2.4%

Bid 1.1% · Ask 3.7%

Democrat 0-20%

Open Polymarket ↗

Kalshi

—

Democrat 20-30%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

6.2%

Bid 2.0% · Ask 10.4%

Democrat 20-30%

Open Polymarket ↗

Kalshi

—

Democrat 30-35%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

5.4%

Bid 0.6% · Ask 10.2%

Democrat 30-35%

Open Polymarket ↗

Kalshi

—

Democrat 35-40%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

7.2%

Bid 2.4% · Ask 12.0%

Democrat 35-40%

Open Polymarket ↗

Kalshi

—

Democrat 40-45%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

23.9%

Bid 23.2% · Ask 24.6%

Democrat 40-45%

Open Polymarket ↗

Kalshi

—

Democrat 45-50%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

24.4%

Bid 23.5% · Ask 25.3%

Democrat 45-50%

Open Polymarket ↗

Kalshi

—

Democrat 50-55%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

19.5%

Bid 10.0% · Ask 29.0%

Democrat 50-55%

Open Polymarket ↗

Kalshi

—

Democrat 55-60%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

17.5%

Bid 14.0% · Ask 21.0%

Democrat 55-60%

Open Polymarket ↗

Kalshi

—

Democrat 60%+

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

2.4%

Bid 1.2% · Ask 3.5%

Democrat 60%+

Open Polymarket ↗

Kalshi

—

Republican Wins

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

1.4%

Bid 0.3% · Ask 2.4%

Republican Wins

Open Polymarket ↗

Kalshi

—

Prices are shown as percentages of a $1 payout. “pp” means percentage points. A dash means data is unavailable.

View event details, charts and rules →Explore more markets