Michael Minogue's commanding lead in the Massachusetts Republican gubernatorial primary reflects his strong fundraising from business experience as former Abiomed CEO, endorsements from party figures including former MassGOP chair Jim Lyons, and consolidation of support after Mike Kennealy's elimination at the state convention and subsequent endorsement of Minogue. Brian Shortsleeve, a former MBTA administrator, remains on the ballot but trails significantly with limited momentum ahead of the September 1 primary. Trader consensus prices these dynamics as decisive, though shifts in turnout or last-minute developments before the vote could still alter the result in this low-information contest.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedMichael Minogue 96.5%
Brian Shortsleeve 1.5%
Mike Kennealy <1%
$29,438 Vol.
$29,438 Vol.

Michael Minogue
97%

Brian Shortsleeve
2%

Mike Kennealy
<1%
Michael Minogue 96.5%
Brian Shortsleeve 1.5%
Mike Kennealy <1%
$29,438 Vol.
$29,438 Vol.

Michael Minogue
97%

Brian Shortsleeve
2%

Mike Kennealy
<1%
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.
Market Opened: Dec 10, 2025, 4:20 PM ET
Resolver
0x2F5e3684c...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.
Resolver
0x2F5e3684c...Michael Minogue's commanding lead in the Massachusetts Republican gubernatorial primary reflects his strong fundraising from business experience as former Abiomed CEO, endorsements from party figures including former MassGOP chair Jim Lyons, and consolidation of support after Mike Kennealy's elimination at the state convention and subsequent endorsement of Minogue. Brian Shortsleeve, a former MBTA administrator, remains on the ballot but trails significantly with limited momentum ahead of the September 1 primary. Trader consensus prices these dynamics as decisive, though shifts in turnout or last-minute developments before the vote could still alter the result in this low-information contest.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated



Beware of external links.
Beware of external links.
Frequently Asked Questions