To be quite honest, deciphering unusual options activity is a crapshoot. The ugly truth is that the transaction itself is the only metric you can fully trust. All the other stuff about detecting early buy or sell signals? I would say most of it is marketing copy. Now, I suppose that for those who have deep knowledge of the derivatives market, unusual options screeners are akin to having a runner on second base. Your teammate can now attempt to read the opposing catcher’s signals — and relay to you what co ...