Stefany Shaheen leads trader consensus at 58.5% in the open NH-01 Democratic primary due to her established polling advantage, name recognition as daughter of Sen. Jeanne Shaheen, and strong first-quarter fundraising that bolsters her frontrunner position among a crowded field. Maura Sullivan follows at 38.5% leveraging her Navy veteran background and prior statewide runs, while state Rep. Heath Howard garners 34% with progressive appeals on issues like Gaza amid recent media spotlight. Carleigh Beriont trails at 7%. Recent candidate forums, including Manchester's on May 14, have spotlighted differences without major shifts, as the September 8 primary nears with undecided voters key in this battleground district primary.