Trader Brian Jones on Twitter: "A stock CAN NOT go up on lighter volume after it Spikes on Extreme heavy volume. Why? Too much resistance. Traders who bought at the top will sell if the stock bounces to cut their loss. It's a scientific formula. https://t.co/LFoRW81O0G" / Twitter

A stock CAN NOT go up on lighter volume after it Spikes on Extreme heavy volume. Why? Too much resistance. Traders who bought at the top will sell if the stock bounces to cut their loss. It's a scientific formula.