Today's Cytodyn action is a great example of Fibonacci retracement at work. From the 3.01 lows on 6/12 & 6/15 CYDY advanced exactly 7 points to today's high of 10.01. Multiplying the Golden Ratio number of .618034 * 7 ='s 4.326. Taking 4.326 from 10.01 we get 5.684 as an important Fibonacci level. Today's low (so far) is 5.65.
Whenever a security starts dramatically rising or falling it's always good to check Fib levels