Bridgeway Capital Management
Commentary
Systematic Investing: Recognizing What We Know—and What We Don’t

While systematic investing often relies on models and financial data, Pozharny emphasizes that Bridgeway’s process is differentiated by its acknowledgment of unknowns and its method for adjusting ratings based on external events. The team grades stocks on a scale from A to F, with adjustments made when externalities—such as leadership changes, regulatory shifts, or geopolitical risks—threaten to undermine model assumptions.