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icon for Massachusetts Governor Republican Primary Winner
Politics·Primaries

Massachusetts Governor Republican Primary Winner

icon for Massachusetts Governor Republican Primary Winner
Politics·Primaries

Massachusetts Governor Republican Primary Winner

Michael Minogue 97.2%

Brian Shortsleeve 3.0%

Mike Kennealy <1%

Polymarket

$41,622 Vol.

Michael Minogue 97.2%

Brian Shortsleeve 3.0%

Mike Kennealy <1%

Polymarket

$41,622 Vol.

icon for Michael Minogue

Michael Minogue

$21,929 Vol.

97%

icon for Brian Shortsleeve

Brian Shortsleeve

$6,245 Vol.

3%

icon for Mike Kennealy

Mike Kennealy

$13,448 Vol.

1%

This market will resolve according to the winner of the Republican Primary for Governor of Massachusetts, scheduled to take place on September 1, 2026. Resolution will be based on the overall winner of the primary, including any potential second round or run-off. If no 2026 Massachusetts Gubernatorial Republican Primary takes place, this market will resolve to “Other.” The resolution source for this market will be the first official announcement of the results from the Massachusetts Republican Party; however, an overwhelming consensus of credible reporting may suffice.Michael Minogue holds a dominant position in the Massachusetts Republican primary for governor, scheduled for September 1, 2026, due to his decisive 70% delegate support at the state convention in April, substantial self-funding from his background as former Abiomed CEO, and consolidation of party backing after Mike Kennealy failed to qualify for the ballot and endorsed him in June. Brian Shortsleeve, a former MBTA executive positioning himself as a moderate “Charlie Baker Republican,” qualified narrowly but trails significantly in recent polling amid Minogue’s financial edge and focus on the general election against Democratic incumbent Maura Healey. Late shifts remain possible through turnout or unforeseen events, though the short timeline and established delegate and polling leads limit realistic challenges to the frontrunner’s outcome.

This market will resolve according to the winner of the Republican Primary for Governor of Massachusetts, scheduled to take place on September 1, 2026. Resolution will be based on the overall winner of the primary, including any potential second round or run-off.

If no 2026 Massachusetts Gubernatorial Republican Primary takes place, this market will resolve to “Other.”

The resolution source for this market will be the first official announcement of the results from the Massachusetts Republican Party; however, an overwhelming consensus of credible reporting may suffice.
Volume
$41,622
End Date
Sep 1, 2026
Market Opened
Dec 10, 2025, 4:20 PM ET

Resolver

0x2F5e3684c...
This market will resolve according to the winner of the Republican Primary for Governor of Massachusetts, scheduled to take place on September 1, 2026. Resolution will be based on the overall winner of the primary, including any potential second round or run-off. If no 2026 Massachusetts Gubernatorial Republican Primary takes place, this market will resolve to “Other.” The resolution source for this market will be the first official announcement of the results from the Massachusetts Republican Party; however, an overwhelming consensus of credible reporting may suffice.
This market will resolve according to the winner of the Republican Primary for Governor of Massachusetts, scheduled to take place on September 1, 2026. Resolution will be based on the overall winner of the primary, including any potential second round or run-off. If no 2026 Massachusetts Gubernatorial Republican Primary takes place, this market will resolve to “Other.” The resolution source for this market will be the first official announcement of the results from the Massachusetts Republican Party; however, an overwhelming consensus of credible reporting may suffice.Michael Minogue holds a dominant position in the Massachusetts Republican primary for governor, scheduled for September 1, 2026, due to his decisive 70% delegate support at the state convention in April, substantial self-funding from his background as former Abiomed CEO, and consolidation of party backing after Mike Kennealy failed to qualify for the ballot and endorsed him in June. Brian Shortsleeve, a former MBTA executive positioning himself as a moderate “Charlie Baker Republican,” qualified narrowly but trails significantly in recent polling amid Minogue’s financial edge and focus on the general election against Democratic incumbent Maura Healey. Late shifts remain possible through turnout or unforeseen events, though the short timeline and established delegate and polling leads limit realistic challenges to the frontrunner’s outcome.

This market will resolve according to the winner of the Republican Primary for Governor of Massachusetts, scheduled to take place on September 1, 2026. Resolution will be based on the overall winner of the primary, including any potential second round or run-off.

If no 2026 Massachusetts Gubernatorial Republican Primary takes place, this market will resolve to “Other.”

The resolution source for this market will be the first official announcement of the results from the Massachusetts Republican Party; however, an overwhelming consensus of credible reporting may suffice.
Volume
$41,622
End Date
Sep 1, 2026
Market Opened
Dec 10, 2025, 4:20 PM ET

Resolver

0x2F5e3684c...
This market will resolve according to the winner of the Republican Primary for Governor of Massachusetts, scheduled to take place on September 1, 2026. Resolution will be based on the overall winner of the primary, including any potential second round or run-off. If no 2026 Massachusetts Gubernatorial Republican Primary takes place, this market will resolve to “Other.” The resolution source for this market will be the first official announcement of the results from the Massachusetts Republican Party; however, an overwhelming consensus of credible reporting may suffice.

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Frequently Asked Questions

"Massachusetts Governor Republican 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 "Michael Minogue" at 97%, followed by "Brian Shortsleeve" at 3%. Prices reflect real-time crowd-sourced probabilities. For example, a share priced at 97¢ implies that the market collectively assigns a 97% 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.

As of today, "Massachusetts Governor Republican Primary Winner" has generated $41.6K in total trading volume since the market launched on Dec 10, 2025. This level of trading activity reflects strong engagement from the Polymarket community and helps ensure that the current odds are informed by a deep pool of market participants. You can track live price movements and trade on any outcome directly on this page.

To trade on "Massachusetts Governor Republican 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 "Massachusetts Governor Republican Primary Winner" is "Michael Minogue" at 97%, meaning the market assigns a 97% chance to that outcome. The next closest outcome is "Brian Shortsleeve" at 3%. 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 "Massachusetts Governor Republican 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.