Nasdaq, is a month behind, even by your link it says 13.45%. Bruce gave you the most recent institutional ownership but you had to give us last months news, deceptive !
Your numbers are outdated--and only include 13F filers---there are other institutional funds who disclose their holdings via Form N-Q---and NAK has them
If you believe the Pebble is fake, it is simple. Don't invest. Trash talk benefits nobody unless they think it will help them buy lower. Not saying this is the case, just stating an opinion.