Chief Executive Officer
Mon, Mar 30, 2026
Mar 30
20,000 shares @ $18.23
Increased holdings by +1.20%
11th largest trade (out of 33)
Cluster Buy
Trade made by an officer
Part of a cluster of 7 transactions by 6 insiders
Unscheduled trade
36% win rate · -30.0% median edge vs SPY (14 trades, 90-day · small sample)
Price 21% below 200-day moving average
Small Cap stock — insider trades carry more weight
Recent insider activity at ZBIO
May 18Leon O. JR MoulderBought$1.01mApr 29Leon O. JR MoulderBought$616.70kApr 28Leon O. JR MoulderBought$450.50kMar 31Hongbo LuBought$1.50mMar 31Leon O. JR MoulderBought$656.54kMar 31Fairmount Healthcare Fund II L.p.Bought$3.00mMar 31Tomas KiselakBought$3.00mMar 31Fairmount Funds Management LlcBought$3.00m