Tue, Oct 7, 2025
Oct 7
263,160 shares @ $19.00
Increased holdings by +447.40%
Largest trade (out of 12)
Large TradeCluster Buy
Trade made by a director
Part of a cluster of 12 transactions by 9 insiders
Unscheduled trade
0% win rate · -30.1% median edge vs SPY (6 trades, 90-day · small sample)
Price 81% above 200-day moving average
Small Cap stock — insider trades carry more weight
Recent insider activity at ZBIO
May 18MOULDER LEON O JRBought$1.01mApr 29MOULDER LEON O JRBought$616.70kApr 28MOULDER LEON O JRBought$450.50kMar 31Lu HongboBought$1.50mMar 31MOULDER LEON O JRBought$656.54kMar 31Fairmount Healthcare Fund II L.P.Bought$3.00mMar 31Kiselak TomasBought$3.00mMar 31Fairmount Funds Management LLCBought$3.00m