When Stacey Snider brings her boss Glen Basner a project she wants to make at FilmNation , he analyzes everything about her pitch — from its budget to the commercial track record of its creative team to the performance of recent films in the same genre. Basner knows the business intimately, having put together financing for one boundary-pushing film after another. Over the indie production and sales company’s 18-year history, he’s helped make everything from “Anora” and “Conclave” to “Mud” and “Arrival.” “Glen will go through with exacting precision the challenges and opportunities attached to the project, and I’ll be sure that it’s leading to a ‘not this time’ or ‘not this one’ decision,” Snider says. “And he’ll end that assessment with, ‘But this one is great, and I love the filmmaker. Let’s do it.’ And all of a sudden I’ll think, ‘Oh, my God, I thought we were dead, and we’re alive with a path that makes sense.'” Popular on Variety For Basner, movies are a business, but also, you sense, a calling.…