The PDT Rule Is Dead: What FINRA's June 4 Overhaul Actually Means for You For over two decades, one number governed whether you could day trade freely: $25,000. If your margin account balance sat below that line, four day trades in five business days got you flagged, and your account got restricted. It didn't matter how good your setups were or how disciplined your risk management was — the balance in your account was the only thing that mattered. That's over. On June 4, 2026