ouch Cathie Wood's ARK Fund initiated a stake in 3D Systems (NYSE: DDD) through the active ETF ARKQ on Thursday. ARK has held shares of DDD through the index ETF PRNT. https://www.streetinsider.com/ETFs/Cathie+Woods+ARKQ+Fund+Initiates+Stake+in+3D+Systems+(DDD)/18119190.html maybe it will give the sector a lift