Market comparison

MD-02 House Election Margin of Victory

2 venues · 18 outcome rows · 0 comparable lines · event identity linked · 0 verified parity · active

Polymarket

Open venue ↗

12 outcomes · $12K reported volume

Observed 47s ago

Recorded venue end date: Nov 4, 2026

Kalshi

Open venue ↗

9 outcomes · $6K reported volume

Observed 47s 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 MD-02 House Election Margin of Victory
Outcome	Polymarket	Kalshi	Difference
Democrat 0-10% Not aligned No persisted outcome identity connects these venue contracts.	4.4% Bid 0.7% · Ask 8.1% Democrat 0-10% Open Polymarket ↗	—	—
Democrat 10-15% Not aligned No persisted outcome identity connects these venue contracts.	5.0% Bid 1.8% · Ask 8.2% Democrat 10-15% Open Polymarket ↗	—	—
Democrat 15-20% Not aligned No persisted outcome identity connects these venue contracts.	2.9% Bid 0.9% · Ask 5.0% Democrat 15-20% Open Polymarket ↗	—	—
Democrat 20-25% Not aligned No persisted outcome identity connects these venue contracts.	8.4% Bid 7.3% · Ask 9.5% Democrat 20-25% Open Polymarket ↗	—	—
Democrat 25-30% Not aligned No persisted outcome identity connects these venue contracts.	32.5% Bid 30.0% · Ask 35.0% Democrat 25-30% Open Polymarket ↗	—	—
Democrat 30-35% Not aligned No persisted outcome identity connects these venue contracts.	18.5% Bid 10.0% · Ask 27.0% Democrat 30-35% Open Polymarket ↗	—	—
Democrat 35-40% Not aligned No persisted outcome identity connects these venue contracts.	14.5% Bid 13.0% · Ask 16.0% Democrat 35-40% Open Polymarket ↗	—	—
Democrat 40%+ Not aligned No persisted outcome identity connects these venue contracts.	3.1% Bid 1.1% · Ask 5.1% Democrat 40%+ Open Polymarket ↗	—	—
Olszewski, 14+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	92.2% Bid 89.0% · Ask 95.4% Olszewski, 14+ pts Open Kalshi ↗	—
Olszewski, 17+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	85.0% Bid 85.0% · Ask 96.2% Olszewski, 17+ pts Open Kalshi ↗	—
Olszewski, 20+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	77.0% Bid 77.0% · Ask 89.0% Olszewski, 20+ pts Open Kalshi ↗	—
Olszewski, 23+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	69.0% Bid 67.0% · Ask 79.0% Olszewski, 23+ pts Open Kalshi ↗	—
Olszewski, 26+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	55.0% Bid 55.0% · Ask 67.0% Olszewski, 26+ pts Open Kalshi ↗	—
Olszewski, 29+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	45.0% Bid 42.0% · Ask 45.0% Olszewski, 29+ pts Open Kalshi ↗	—
Olszewski, 32+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	31.0% Bid 28.0% · Ask 35.0% Olszewski, 32+ pts Open Kalshi ↗	—
Olszewski, 35+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	18.0% Bid 17.0% · Ask 29.0% Olszewski, 35+ pts Open Kalshi ↗	—
Olszewski, 38+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	11.1% Bid 7.3% · Ask 15.0% Olszewski, 38+ pts Open Kalshi ↗	—
Republican Wins Not aligned No persisted outcome identity connects these venue contracts.	0.1% Bid 0.1% · Ask 0.2% Republican Wins Open Polymarket ↗	—	—

Democrat 0-10%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

4.4%

Bid 0.7% · Ask 8.1%

Democrat 0-10%

Open Polymarket ↗

Kalshi

—

Democrat 10-15%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

5.0%

Bid 1.8% · Ask 8.2%

Democrat 10-15%

Open Polymarket ↗

Kalshi

—

Democrat 15-20%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

2.9%

Bid 0.9% · Ask 5.0%

Democrat 15-20%

Open Polymarket ↗

Kalshi

—

Democrat 20-25%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

8.4%

Bid 7.3% · Ask 9.5%

Democrat 20-25%

Open Polymarket ↗

Kalshi

—

Democrat 25-30%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

32.5%

Bid 30.0% · Ask 35.0%

Democrat 25-30%

Open Polymarket ↗

Kalshi

—

Democrat 30-35%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

18.5%

Bid 10.0% · Ask 27.0%

Democrat 30-35%

Open Polymarket ↗

Kalshi

—

Democrat 35-40%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

14.5%

Bid 13.0% · Ask 16.0%

Democrat 35-40%

Open Polymarket ↗

Kalshi

—

Democrat 40%+

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

3.1%

Bid 1.1% · Ask 5.1%

Democrat 40%+

Open Polymarket ↗

Kalshi

—

Olszewski, 14+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

92.2%

Bid 89.0% · Ask 95.4%

Olszewski, 14+ pts

Open Kalshi ↗

Olszewski, 17+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

85.0%

Bid 85.0% · Ask 96.2%

Olszewski, 17+ pts

Open Kalshi ↗

Olszewski, 20+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

77.0%

Bid 77.0% · Ask 89.0%

Olszewski, 20+ pts

Open Kalshi ↗

Olszewski, 23+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

69.0%

Bid 67.0% · Ask 79.0%

Olszewski, 23+ pts

Open Kalshi ↗

Olszewski, 26+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

55.0%

Bid 55.0% · Ask 67.0%

Olszewski, 26+ pts

Open Kalshi ↗

Olszewski, 29+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

45.0%

Bid 42.0% · Ask 45.0%

Olszewski, 29+ pts

Open Kalshi ↗

Olszewski, 32+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

31.0%

Bid 28.0% · Ask 35.0%

Olszewski, 32+ pts

Open Kalshi ↗

Olszewski, 35+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

18.0%

Bid 17.0% · Ask 29.0%

Olszewski, 35+ pts

Open Kalshi ↗

Olszewski, 38+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

11.1%

Bid 7.3% · Ask 15.0%

Olszewski, 38+ pts

Open Kalshi ↗

Republican Wins

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

0.1%

Bid 0.1% · Ask 0.2%

Republican Wins

Open Polymarket ↗

Kalshi

—

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

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