"bulk of them are owned by Hepalink, Dart and others."

Are they not insiders?

I couldn't find these warrants (share purchase warrants, exercisable at prices ranging from $1.40 to $4.00 per share and expiring between April 12, 2020, and December 31, 2023 (the “Warrants”) in the MD&A

This one is for RVXOT to figure out.

Koo