In a turnaround from previous month’s trends, the Nantucket real estate market widened its gains over 2015 with a tremendous September performance. Monthly figures included 57 transactions totaling a whopping $148 million, among the top five highest dollar volumes in any monthly period. This brought year-to-date figures through September 30, 2016 to 331 transactions totaling $675 million, a two percent and 20 percent respective gain from one year ago. High-end sales led the charge with year-to-date transaction totals surpassing many historic full-year results. Contracts remained steady month-over-month, suggesting fourth quarter sales will be robust. Month-end inventory reached a five-year low while price reduction activity was moderate. Here are Fisher’s September Market Insights…