Polymarket v. Massachusetts
District Court, D. Massachusetts —
District Court, D. Massachusetts, No. 1:26-cv-10651. Status: Administratively Closed Pending Kalshi State Appeals (2026-03-05). QCX LLC, d/b/a Polymarket US v. Andrea Joy Campbell, In Her Official Capacity As Attorney General of the Commonwealth of Massachusetts; Jordan Maynard, In His Official Capacity As Chair of the Massachusetts Gaming Commission; Eileen O'Brien, In Her Official Capacity As Commissioner of the Massachusetts Gaming Commission; Bradford R. Hill, In His Official Capacity As Commissioner of the Massachusetts Gaming Commission; Nakisha Skinner, In Her Official Capacity As Commissioner of the Massachusetts Gaming Commission; Paul Brodeur, In His Official Capacity As Commissioner of the Massachusetts Gaming Commission; Dean Serpa, In His Official Capacity As The Executive Director of the Massachusetts Gaming Commission.
- Court
- District Court, D. Massachusetts
- Case number
- 1:26-cv-10651
- Jurisdiction
- Massachusetts
- Judge
- William G. Young
- Filed
- 2026-02-09
- Plaintiffs
- QCX LLC, d/b/a Polymarket US
- Defendants
- Andrea Joy Campbell, In Her Official Capacity As Attorney General of the Commonwealth of Massachusetts; Jordan Maynard, In His Official Capacity As Chair of the Massachusetts Gaming Commission; Eileen O'Brien, In Her Official Capacity As Commissioner of the Massachusetts Gaming Commission; Bradford R. Hill, In His Official Capacity As Commissioner of the Massachusetts Gaming Commission; Nakisha Skinner, In Her Official Capacity As Commissioner of the Massachusetts Gaming Commission; Paul Brodeur, In His Official Capacity As Commissioner of the Massachusetts Gaming Commission; Dean Serpa, In His Official Capacity As The Executive Director of the Massachusetts Gaming Commission