I'm looking for books and manuscripts that entail the lives of speculators who participated in the commodities and futures markets during 15c - 18 c.
Although it doesn't delve into the biographical details of Dutch businessmen, Jan de Vries and Ad van der Woude's The First Modern Economy: Success, Failure, and Perseverance of the Dutch Economy, 1500-1815 is one of the cornerstones of Dutch economic history.
For a broad overview so you can understand the "scene," you can't go wrong with Braudel's Civilization and Capitalism. Braudel helped me understand how banking and sugar production were orchestrated in Antwerp. From there, you can go on to more specific books that examine more specific subjects.