Market comparison

Illinois Senate Election: Turnout

2 venues · 17 outcome rows · 0 comparable lines · event identity linked · 0 verified parity · active

Polymarket

Open venue ↗

8 outcomes · $16K reported volume

Observed 2m ago

Recorded venue end date: Nov 4, 2026

Kalshi

Open venue ↗

9 outcomes · $1K 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 Senate Election: Turnout
Outcome	Polymarket	Kalshi	Difference
3.5M-3.75M Not aligned No persisted outcome identity connects these venue contracts.	3.3% Bid 0.9% · Ask 5.6% 3.5M-3.75M Open Polymarket ↗	—	—
3.25M Not aligned No persisted outcome identity connects these venue contracts.	7.3% Bid 0.7% · Ask 13.9% <3.25M Open Polymarket ↗	—	—
3.25M-3.5M Not aligned No persisted outcome identity connects these venue contracts.	2.5% Bid 1.1% · Ask 3.9% 3.25M-3.5M Open Polymarket ↗	—	—
3.75M-4M Not aligned No persisted outcome identity connects these venue contracts.	6.5% Bid 3.0% · Ask 10.0% 3.75M-4M Open Polymarket ↗	—	—
4.5M-4.75M Not aligned No persisted outcome identity connects these venue contracts.	27.0% Bid 21.0% · Ask 33.0% 4.5M-4.75M Open Polymarket ↗	—	—
4.25M-4.5M Not aligned No persisted outcome identity connects these venue contracts.	30.5% Bid 22.0% · Ask 39.0% 4.25M-4.5M Open Polymarket ↗	—	—
4.75M+ Not aligned No persisted outcome identity connects these venue contracts.	6.9% Bid 1.2% · Ask 12.6% 4.75M+ Open Polymarket ↗	—	—
4M-4.25M Not aligned No persisted outcome identity connects these venue contracts.	21.5% Bid 20.0% · Ask 23.0% 4M-4.25M Open Polymarket ↗	—	—
Above 3.30M Not aligned No persisted outcome identity connects these venue contracts.	—	94.5% Bid 90.0% · Ask 99.0% Above 3.30M Open Kalshi ↗	—
Above 3.50M Not aligned No persisted outcome identity connects these venue contracts.	—	84.0% Bid 84.0% · Ask 94.0% Above 3.50M Open Kalshi ↗	—
Above 3.70M Not aligned No persisted outcome identity connects these venue contracts.	—	87.0% Bid 76.0% · Ask 87.0% Above 3.70M Open Kalshi ↗	—
Above 3.90M Not aligned No persisted outcome identity connects these venue contracts.	—	76.0% Bid 65.0% · Ask 76.0% Above 3.90M Open Kalshi ↗	—
Above 4.10M Not aligned No persisted outcome identity connects these venue contracts.	—	58.0% Bid 49.0% · Ask 60.0% Above 4.10M Open Kalshi ↗	—
Above 4.30M Not aligned No persisted outcome identity connects these venue contracts.	—	43.5% Bid 41.0% · Ask 46.0% Above 4.30M Open Kalshi ↗	—
Above 4.50M Not aligned No persisted outcome identity connects these venue contracts.	—	32.0% Bid 21.0% · Ask 33.0% Above 4.50M Open Kalshi ↗	—
Above 4.70M Not aligned No persisted outcome identity connects these venue contracts.	—	22.0% Bid 12.0% · Ask 24.0% Above 4.70M Open Kalshi ↗	—
Above 4.90M Not aligned No persisted outcome identity connects these venue contracts.	—	9.0% Bid 9.0% · Ask 16.0% Above 4.90M Open Kalshi ↗	—

3.5M-3.75M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

3.3%

Bid 0.9% · Ask 5.6%

3.5M-3.75M

Open Polymarket ↗

Kalshi

—

3.25M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

7.3%

Bid 0.7% · Ask 13.9%

<3.25M

Open Polymarket ↗

Kalshi

—

3.25M-3.5M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

2.5%

Bid 1.1% · Ask 3.9%

3.25M-3.5M

Open Polymarket ↗

Kalshi

—

3.75M-4M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

6.5%

Bid 3.0% · Ask 10.0%

3.75M-4M

Open Polymarket ↗

Kalshi

—

4.5M-4.75M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

27.0%

Bid 21.0% · Ask 33.0%

4.5M-4.75M

Open Polymarket ↗

Kalshi

—

4.25M-4.5M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

30.5%

Bid 22.0% · Ask 39.0%

4.25M-4.5M

Open Polymarket ↗

Kalshi

—

4.75M+

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

6.9%

Bid 1.2% · Ask 12.6%

4.75M+

Open Polymarket ↗

Kalshi

—

4M-4.25M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

21.5%

Bid 20.0% · Ask 23.0%

4M-4.25M

Open Polymarket ↗

Kalshi

—

Above 3.30M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

94.5%

Bid 90.0% · Ask 99.0%

Above 3.30M

Open Kalshi ↗

Above 3.50M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

84.0%

Bid 84.0% · Ask 94.0%

Above 3.50M

Open Kalshi ↗

Above 3.70M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

87.0%

Bid 76.0% · Ask 87.0%

Above 3.70M

Open Kalshi ↗

Above 3.90M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

76.0%

Bid 65.0% · Ask 76.0%

Above 3.90M

Open Kalshi ↗

Above 4.10M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

58.0%

Bid 49.0% · Ask 60.0%

Above 4.10M

Open Kalshi ↗

Above 4.30M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

43.5%

Bid 41.0% · Ask 46.0%

Above 4.30M

Open Kalshi ↗

Above 4.50M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

32.0%

Bid 21.0% · Ask 33.0%

Above 4.50M

Open Kalshi ↗

Above 4.70M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

22.0%

Bid 12.0% · Ask 24.0%

Above 4.70M

Open Kalshi ↗

Above 4.90M

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

9.0%

Bid 9.0% · Ask 16.0%

Above 4.90M

Open Kalshi ↗

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

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