Elections

How many Senate seats will Republicans hold after the Midterms?

Total Volume

$37.5m

Kalshi $6.1m · Polymarket $31.4m

Leading Market

45 Or Less

Polymarket 24%

45 Or Less Volume

$1.5m

Polymarket $1.5m

45 Or Less 24h Change

+3.00%

Polymarket +3.00%

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Market	Kalshi Yes	Kalshi Fee	Kalshi Payout	Polymarket Yes	Polymarket Fee	Polymarket Payout
45 Or Less	—	—	—	24.0¢	5%	, trade 45 Or Less on Polymarket (opens in a new tab)
Below 45	15.0¢	7.0%	, trade Below 45 on Kalshi (opens in a new tab)	—	—	—
47	14.0¢	7.0%	, trade 47 on Kalshi (opens in a new tab)	14.0¢	5%	, trade 47 on Polymarket (opens in a new tab)
48	13.0¢	7.0%	, trade 48 on Kalshi (opens in a new tab)	14.0¢	5%	, trade 48 on Polymarket (opens in a new tab)
45	12.0¢	7.0%	, trade 45 on Kalshi (opens in a new tab)	—	—	—

* Estimates if candidate wins. Actual returns may vary.

All Markets

Market	Total Volume	Kalshi(opens in a new tab)	Polymarket(opens in a new tab)
45 Or Less	$1,525,240.14	No market	23.5% Yes: 24¢ Vol: $1.5m , trade 45 Or Less on Polymarket (opens in a new tab)
Below 45	$502,520.63	14.0% Yes: 15¢ Vol: $502.5k , trade Below 45 on Kalshi (opens in a new tab)	No market
47	$1,583,952.80	14.0% Yes: 14.0¢ Vol: $367k , trade 47 on Kalshi (opens in a new tab)	13.5% Yes: 14.0¢ Vol: $1.2m , trade 47 on Polymarket (opens in a new tab)
48	$2,307,932.62	13.0% Yes: 13¢ Vol: $535.9k , trade 48 on Kalshi (opens in a new tab)	13.5% Yes: 14.0¢ Vol: $1.8m , trade 48 on Polymarket (opens in a new tab)
45	$411,615.39	12.0% Yes: 12¢ Vol: $411.6k , trade 45 on Kalshi (opens in a new tab)	No market
46	$1,104,496.72	12.0% Yes: 12¢ Vol: $285.6k , trade 46 on Kalshi (opens in a new tab)	11.5% Yes: 12¢ Vol: $818.9k , trade 46 on Polymarket (opens in a new tab)
49	$1,332,573.48	10.0% Yes: 10¢ Vol: $183k , trade 49 on Kalshi (opens in a new tab)	10.5% Yes: 11¢ Vol: $1.1m , trade 49 on Polymarket (opens in a new tab)
50	$2,215,488.38	9.0% Yes: 9¢ Vol: $295.3k , trade 50 on Kalshi (opens in a new tab)	8.5% Yes: 9¢ Vol: $1.9m , trade 50 on Polymarket (opens in a new tab)
51	$2,721,201.75	7.0% Yes: 7.0¢ Vol: $397.7k , trade 51 on Kalshi (opens in a new tab)	8.5% Yes: 9¢ Vol: $2.3m , trade 51 on Polymarket (opens in a new tab)
52	$4,188,413.41	7.0% Yes: 7.0¢ Vol: $422.9k , trade 52 on Kalshi (opens in a new tab)	8.5% Yes: 9¢ Vol: $3.8m , trade 52 on Polymarket (opens in a new tab)
53	$5,771,925.44	3.0% Yes: 4¢ Vol: $461.3k , trade 53 on Kalshi (opens in a new tab)	5.5% Yes: 6¢ Vol: $5.3m , trade 53 on Polymarket (opens in a new tab)
54	$3,700,036.74	3.0% Yes: 3¢ Vol: $525.2k , trade 54 on Kalshi (opens in a new tab)	3.5% Yes: 4¢ Vol: $3.2m , trade 54 on Polymarket (opens in a new tab)
Above 57	$444,139.21	2.0% Yes: 2¢ Vol: $444.1k , trade Above 57 on Kalshi (opens in a new tab)	No market
55	$3,132,061.79	2.0% Yes: 2¢ Vol: $466.7k , trade 55 on Kalshi (opens in a new tab)	1.5% Yes: 2¢ Vol: $2.7m , trade 55 on Polymarket (opens in a new tab)
56	$5,071,396.29	2.0% Yes: 2¢ Vol: $420.1k , trade 56 on Kalshi (opens in a new tab)	1.5% Yes: 2¢ Vol: $4.7m , trade 56 on Polymarket (opens in a new tab)
57+	$1,147,990.67	No market	1.5% Yes: 2¢ Vol: $1.1m , trade 57+ on Polymarket (opens in a new tab)
57	$369,982.19	1.0% Yes: 2¢ Vol: $370k , trade 57 on Kalshi (opens in a new tab)	No market