Chief Executive Officer
Mon, May 18, 2026
May 18
60,000 shares @ $16.88
Increased holdings by +162.50%
3rd largest trade (out of 33)
Large Trade
Trade made by an officer
Unscheduled trade
44% win rate · -24.0% median edge vs SPY (16 trades, 90-day · small sample)
Price 31% below 200-day moving average
Small Cap stock — insider trades carry more weight
Recent insider activity at ZBIO
Apr 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$3.00mMar 31Harwin Peter EvanBought$3.00m