The drop comes following the company's announcement of a secondary stock offering.
The 3-D printing company plans to sell 4 million American Depository Shares for proceeds of $70 million. Three million shares will be sold by voxeljet, while the other 1 million will be sold by selling shareholders.
voxeljet shares are down 38.3% this year, joining other 3-D printing companies affected by the sector wide sell off that has occurred this year.
The company's stock reached a high of $68.37 November 28 before enduring the precipitous downturn it is currently experiencing.