Incumbent Republican Mike Rounds secured an easy primary victory in June 2026 and benefits from South Dakota's long Republican dominance in Senate contests, with no Democratic win since 2008. The recent withdrawal of Democratic nominee Julian Beaudion on August 4 further consolidates the field, leaving independent Brian Bengs as the main alternative in a state where Republican candidates consistently hold structural advantages in voter registration, fundraising, and turnout patterns. Trader consensus reflected in the 94% Republican probability aligns with these fundamentals and historical base rates for the seat. A realistic challenge would require Bengs to consolidate broad support or an unforeseen late development such as a major scandal or health issue affecting Rounds before the November 3 general election.
Tóm tắt AI thử nghiệm tham chiếu dữ liệu Polymarket. Đây không phải tư vấn giao dịch và không ảnh hưởng đến cách thị trường này được giải quyết. · Cập nhậtSouth Dakota Senate Election Winner
South Dakota Senate Election Winner
$10,184 KL.
$10,184 KL.
Nov 3, 2026
Republican
94%
Democrat
3%
$10,184 KL.
$10,184 KL.
Nov 3, 2026
Republican
$5,711 KL.
94%
Democrat
$4,473 KL.
3%
This market will resolve according to the winner of the 2026 midterm South Dakota U.S. Senate election, inclusive of any run-offs.
A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.
Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.
The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.Incumbent Republican Mike Rounds secured an easy primary victory in June 2026 and benefits from South Dakota's long Republican dominance in Senate contests, with no Democratic win since 2008. The recent withdrawal of Democratic nominee Julian Beaudion on August 4 further consolidates the field, leaving independent Brian Bengs as the main alternative in a state where Republican candidates consistently hold structural advantages in voter registration, fundraising, and turnout patterns. Trader consensus reflected in the 94% Republican probability aligns with these fundamentals and historical base rates for the seat. A realistic challenge would require Bengs to consolidate broad support or an unforeseen late development such as a major scandal or health issue affecting Rounds before the November 3 general election.
This market will resolve according to the winner of the 2026 midterm South Dakota U.S. Senate election, inclusive of any run-offs.
A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.
Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.
The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.
A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.
Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.
The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.
Thị trường mở: Oct 13, 2025, 5:04 PM ET
Khối lượng
$10,184Ngày kết thúc
Nov 3, 2026Thị trường mở
Oct 13, 2025, 5:04 PM ETResolver
0x2F5e3684c...This market will resolve according to the winner of the 2026 midterm South Dakota U.S. Senate election, inclusive of any run-offs.
A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.
Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.
The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.Incumbent Republican Mike Rounds secured an easy primary victory in June 2026 and benefits from South Dakota's long Republican dominance in Senate contests, with no Democratic win since 2008. The recent withdrawal of Democratic nominee Julian Beaudion on August 4 further consolidates the field, leaving independent Brian Bengs as the main alternative in a state where Republican candidates consistently hold structural advantages in voter registration, fundraising, and turnout patterns. Trader consensus reflected in the 94% Republican probability aligns with these fundamentals and historical base rates for the seat. A realistic challenge would require Bengs to consolidate broad support or an unforeseen late development such as a major scandal or health issue affecting Rounds before the November 3 general election.
This market will resolve according to the winner of the 2026 midterm South Dakota U.S. Senate election, inclusive of any run-offs.
A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.
Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.
The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.
A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Democratic or Republican nominee (e.g., Greens, Libertarian, independent) may be added at a later date.
Candidates who run as independents will not be encompassed by the “Democrat” or “Republican” options regardless of any affiliation they may have with the party.
The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on the official certification.
Khối lượng
$10,184Ngày kết thúc
Nov 3, 2026Thị trường mở
Oct 13, 2025, 5:04 PM ETResolver
0x2F5e3684c...Incumbent Republican Mike Rounds secured an easy primary victory in June 2026 and benefits from South Dakota's long Republican dominance in Senate contests, with no Democratic win since 2008. The recent withdrawal of Democratic nominee Julian Beaudion on August 4 further consolidates the field, leaving independent Brian Bengs as the main alternative in a state where Republican candidates consistently hold structural advantages in voter registration, fundraising, and turnout patterns. Trader consensus reflected in the 94% Republican probability aligns with these fundamentals and historical base rates for the seat. A realistic challenge would require Bengs to consolidate broad support or an unforeseen late development such as a major scandal or health issue affecting Rounds before the November 3 general election.
Tóm tắt AI thử nghiệm tham chiếu dữ liệu Polymarket. Đây không phải tư vấn giao dịch và không ảnh hưởng đến cách thị trường này được giải quyết. · Cập nhật
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