Pulse Biosciences (PLSE) shares rose 15% in recent Tuesday trading after board Co-Chairman Robert Duggan, the controlling stockholder, informed management he may increase his stake in the company.
Duggan has until Dec. 10 to purchase up to 500,000 shares, Pulse Biosciences said Tuesday in a regulatory filing.
Price: 20.69, Change: +2.70, Percent Change: +15.08