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MA-08 Democratic Primary Winner

icon for MA-08 Democratic Primary Winner

MA-08 Democratic Primary Winner

Stephen Lynch 51%

Patrick Roath 42%

Andrew Zylberfink 0

Polymarket
NEW

Stephen Lynch 51%

Patrick Roath 42%

Andrew Zylberfink 0

Polymarket
NEW

Stephen Lynch

$2,104 Vol.

51%

Patrick Roath

$0 Vol.

42%

Andrew Zylberfink

$131 Vol.

28%

This market will resolve according to the candidate who wins the nomination for the Democratic Party to contest the MA-08 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The Democratic primary will take place on September 1, 2026. If no nominee is announced by November 3, 2026, 11:59 PM ET, this market will resolve to "Other". The resolution source for this market will be a consensus of official Democrat sources, including https://democrats.org/. Any replacement of the nominee before election day will not change the resolution of the market.Incumbent Rep. Stephen Lynch holds a trader consensus edge at 52% implied probability in the MA-08 Democratic primary on September 1, 2026, buoyed by his long tenure, name recognition, and PAC-heavy fundraising in the safely blue district spanning Boston suburbs and Quincy. Challengers Patrick Roath (27.5%) and Andrew Zylberfink (36.1%) reflect progressive pushback, with Roath— a 39-year-old voting rights attorney—gaining traction from $474,000 cash-on-hand, David Hogg's Leaders We Deserve PAC endorsement in January, and recent Boston Globe coverage (April 20) spotlighting the generational clash against 71-year-old Lynch. A February Workbench poll showed Lynch at 62% over Roath's 36%, but split fields and small-donor dynamics keep the race fluid ahead of summer campaigning.

This market will resolve according to the candidate who wins the nomination for the Democratic Party to contest the MA-08 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The Democratic primary will take place on September 1, 2026.

If no nominee is announced by November 3, 2026, 11:59 PM ET, this market will resolve to "Other".

The resolution source for this market will be a consensus of official Democrat sources, including https://democrats.org/.

Any replacement of the nominee before election day will not change the resolution of the market.
Volume
$2,235
End Date
Sep 1, 2026
Market Opened
Mar 3, 2026, 6:22 PM ET
This market will resolve according to the candidate who wins the nomination for the Democratic Party to contest the MA-08 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The Democratic primary will take place on September 1, 2026. If no nominee is announced by November 3, 2026, 11:59 PM ET, this market will resolve to "Other". The resolution source for this market will be a consensus of official Democrat sources, including https://democrats.org/. Any replacement of the nominee before election day will not change the resolution of the market.
This market will resolve according to the candidate who wins the nomination for the Democratic Party to contest the MA-08 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The Democratic primary will take place on September 1, 2026. If no nominee is announced by November 3, 2026, 11:59 PM ET, this market will resolve to "Other". The resolution source for this market will be a consensus of official Democrat sources, including https://democrats.org/. Any replacement of the nominee before election day will not change the resolution of the market.Incumbent Rep. Stephen Lynch holds a trader consensus edge at 52% implied probability in the MA-08 Democratic primary on September 1, 2026, buoyed by his long tenure, name recognition, and PAC-heavy fundraising in the safely blue district spanning Boston suburbs and Quincy. Challengers Patrick Roath (27.5%) and Andrew Zylberfink (36.1%) reflect progressive pushback, with Roath— a 39-year-old voting rights attorney—gaining traction from $474,000 cash-on-hand, David Hogg's Leaders We Deserve PAC endorsement in January, and recent Boston Globe coverage (April 20) spotlighting the generational clash against 71-year-old Lynch. A February Workbench poll showed Lynch at 62% over Roath's 36%, but split fields and small-donor dynamics keep the race fluid ahead of summer campaigning.

This market will resolve according to the candidate who wins the nomination for the Democratic Party to contest the MA-08 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The Democratic primary will take place on September 1, 2026.

If no nominee is announced by November 3, 2026, 11:59 PM ET, this market will resolve to "Other".

The resolution source for this market will be a consensus of official Democrat sources, including https://democrats.org/.

Any replacement of the nominee before election day will not change the resolution of the market.
Volume
$2,235
End Date
Sep 1, 2026
Market Opened
Mar 3, 2026, 6:22 PM ET
This market will resolve according to the candidate who wins the nomination for the Democratic Party to contest the MA-08 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The Democratic primary will take place on September 1, 2026. If no nominee is announced by November 3, 2026, 11:59 PM ET, this market will resolve to "Other". The resolution source for this market will be a consensus of official Democrat sources, including https://democrats.org/. Any replacement of the nominee before election day will not change the resolution of the market.

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Frequently Asked Questions

"MA-08 Democratic Primary Winner" is a prediction market on Polymarket with 3 possible outcomes where traders buy and sell shares based on what they believe will happen. The current leading outcome is "Stephen Lynch" at 51%, followed by "Patrick Roath" at 42%. Prices reflect real-time crowd-sourced probabilities. For example, a share priced at 51¢ implies that the market collectively assigns a 51% chance to that outcome. These odds shift continuously as traders react to new developments and information. Shares in the correct outcome are redeemable for $1 each upon market resolution.

"MA-08 Democratic Primary Winner" is a newly created market on Polymarket, launched on Mar 3, 2026. As an early market, this is your opportunity to be among the first traders to set the odds and establish the market's initial price signals. You can also bookmark this page to track volume and trading activity as the market gains traction over time.

To trade on "MA-08 Democratic Primary Winner," browse the 3 available outcomes listed on this page. Each outcome displays a current price representing the market's implied probability. To take a position, select the outcome you believe is most likely, choose "Yes" to trade in favor of it or "No" to trade against it, enter your amount, and click "Trade." If your chosen outcome is correct when the market resolves, your "Yes" shares pay out $1 each. If it's incorrect, they pay out $0. You can also sell your shares at any time before resolution if you want to lock in a profit or cut a loss.

The current frontrunner for "MA-08 Democratic Primary Winner" is "Stephen Lynch" at 51%, meaning the market assigns a 51% chance to that outcome. The next closest outcome is "Patrick Roath" at 42%. These odds update in real-time as traders buy and sell shares, so they reflect the latest collective view of what's most likely to happen. Check back frequently or bookmark this page to follow how the odds shift as new information emerges.

The resolution rules for "MA-08 Democratic Primary Winner" define exactly what needs to happen for each outcome to be declared a winner — including the official data sources used to determine the result. You can review the complete resolution criteria in the "Rules" section on this page above the comments. We recommend reading the rules carefully before trading, as they specify the precise conditions, edge cases, and sources that govern how this market is settled.