Market comparison

OR-01 House Election Margin of Victory

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

Polymarket

Open venue ↗

13 outcomes · $11K reported volume

Observed 3m ago

Recorded venue end date: Nov 4, 2026

Kalshi

Open venue ↗

9 outcomes · $6K 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 OR-01 House Election Margin of Victory
Outcome	Polymarket	Kalshi	Difference
Bonamici, 33+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	90.1% Bid 90.1% · Ask 99.1% Bonamici, 33+ pts Open Kalshi ↗	—
Bonamici, 36+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	91.8% Bid 86.0% · Ask 97.5% Bonamici, 36+ pts Open Kalshi ↗	—
Bonamici, 39+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	85.0% Bid 79.0% · Ask 90.9% Bonamici, 39+ pts Open Kalshi ↗	—
Bonamici, 42+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	76.0% Bid 70.0% · Ask 82.0% Bonamici, 42+ pts Open Kalshi ↗	—
Bonamici, 45+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	65.0% Bid 59.0% · Ask 71.0% Bonamici, 45+ pts Open Kalshi ↗	—
Bonamici, 48+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	51.0% Bid 45.0% · Ask 57.0% Bonamici, 48+ pts Open Kalshi ↗	—
Bonamici, 51+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	37.0% Bid 31.0% · Ask 43.0% Bonamici, 51+ pts Open Kalshi ↗	—
Bonamici, 54+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	25.0% Bid 19.0% · Ask 31.0% Bonamici, 54+ pts Open Kalshi ↗	—
Bonamici, 57+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	13.0% Bid 8.2% · Ask 13.0% Bonamici, 57+ pts Open Kalshi ↗	—
Democrat 0-20% Not aligned No persisted outcome identity connects these venue contracts.	4.9% Bid 4.3% · Ask 5.4% Democrat 0-20% Open Polymarket ↗	—	—
Democrat 20-30% Not aligned No persisted outcome identity connects these venue contracts.	12.6% Bid 7.4% · Ask 17.7% Democrat 20-30% Open Polymarket ↗	—	—
Democrat 30-35% Not aligned No persisted outcome identity connects these venue contracts.	10.7% Bid 7.2% · Ask 14.2% Democrat 30-35% Open Polymarket ↗	—	—
Democrat 35-40% Not aligned No persisted outcome identity connects these venue contracts.	4.3% Bid 1.0% · Ask 7.7% Democrat 35-40% Open Polymarket ↗	—	—
Democrat 40-45% Not aligned No persisted outcome identity connects these venue contracts.	23.8% Bid 22.2% · Ask 25.4% Democrat 40-45% Open Polymarket ↗	—	—
Democrat 45-50% Not aligned No persisted outcome identity connects these venue contracts.	30.5% Bid 27.0% · Ask 34.0% Democrat 45-50% Open Polymarket ↗	—	—
Democrat 50-55% Not aligned No persisted outcome identity connects these venue contracts.	21.5% Bid 20.0% · Ask 23.0% Democrat 50-55% Open Polymarket ↗	—	—
Democrat 55-60% Not aligned No persisted outcome identity connects these venue contracts.	5.1% Bid 1.1% · Ask 9.1% Democrat 55-60% Open Polymarket ↗	—	—
Democrat 60%+ Not aligned No persisted outcome identity connects these venue contracts.	3.9% Bid 0.9% · Ask 6.9% Democrat 60%+ Open Polymarket ↗	—	—
Republican Wins Not aligned No persisted outcome identity connects these venue contracts.	0.4% Bid 0.2% · Ask 0.6% Republican Wins Open Polymarket ↗	—	—

Bonamici, 33+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

90.1%

Bid 90.1% · Ask 99.1%

Bonamici, 33+ pts

Open Kalshi ↗

Bonamici, 36+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

91.8%

Bid 86.0% · Ask 97.5%

Bonamici, 36+ pts

Open Kalshi ↗

Bonamici, 39+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

85.0%

Bid 79.0% · Ask 90.9%

Bonamici, 39+ pts

Open Kalshi ↗

Bonamici, 42+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

76.0%

Bid 70.0% · Ask 82.0%

Bonamici, 42+ pts

Open Kalshi ↗

Bonamici, 45+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

65.0%

Bid 59.0% · Ask 71.0%

Bonamici, 45+ pts

Open Kalshi ↗

Bonamici, 48+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

51.0%

Bid 45.0% · Ask 57.0%

Bonamici, 48+ pts

Open Kalshi ↗

Bonamici, 51+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

37.0%

Bid 31.0% · Ask 43.0%

Bonamici, 51+ pts

Open Kalshi ↗

Bonamici, 54+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

25.0%

Bid 19.0% · Ask 31.0%

Bonamici, 54+ pts

Open Kalshi ↗

Bonamici, 57+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

13.0%

Bid 8.2% · Ask 13.0%

Bonamici, 57+ pts

Open Kalshi ↗

Democrat 0-20%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

4.9%

Bid 4.3% · Ask 5.4%

Democrat 0-20%

Open Polymarket ↗

Kalshi

—

Democrat 20-30%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

12.6%

Bid 7.4% · Ask 17.7%

Democrat 20-30%

Open Polymarket ↗

Kalshi

—

Democrat 30-35%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

10.7%

Bid 7.2% · Ask 14.2%

Democrat 30-35%

Open Polymarket ↗

Kalshi

—

Democrat 35-40%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

4.3%

Bid 1.0% · Ask 7.7%

Democrat 35-40%

Open Polymarket ↗

Kalshi

—

Democrat 40-45%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

23.8%

Bid 22.2% · Ask 25.4%

Democrat 40-45%

Open Polymarket ↗

Kalshi

—

Democrat 45-50%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

30.5%

Bid 27.0% · Ask 34.0%

Democrat 45-50%

Open Polymarket ↗

Kalshi

—

Democrat 50-55%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

21.5%

Bid 20.0% · Ask 23.0%

Democrat 50-55%

Open Polymarket ↗

Kalshi

—

Democrat 55-60%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

5.1%

Bid 1.1% · Ask 9.1%

Democrat 55-60%

Open Polymarket ↗

Kalshi

—

Democrat 60%+

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

3.9%

Bid 0.9% · Ask 6.9%

Democrat 60%+

Open Polymarket ↗

Kalshi

—

Republican Wins

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

0.4%

Bid 0.2% · Ask 0.6%

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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