Ann: Ceasing to be a substantial holder, page-20

I am very careful not to go into numbers but as a Value Investor I highly endorse studying this

LOL that old chestnut!

Of course not. Why would anyone want to go into some basic numbers in trying to derive the value of an investment!? So much easier to make flash price predictions and post links ad infinitum.

ps: you didn't actually answer Buzzcut's question as to what a "management range" is. I get the feeling it's a Nasa neologism