The big loser is top holder because all shares would be bought substantially above $4.50. A quick calculation would be they paid ~$9.52 so they lost about $35M. Would assume they are buying them up today unless they had already unloaded and that was the reason for the offering.
"Brothers Advisors, LLC 7,288,300 Dec 30, 2017 13.57% $69,530,381"
NVTA