Institutional investors purchased a net $387.2 thousand shares of PRLB during the quarter ended December 2013, and now own 90.07% of the total float, a percentage that is typical for companies in the Industrial Machinery industry.
Mutual fund holders
Largest Quarterly Institutional Transactions
Latest Institutional Activity
WELLS CAPITAL MANAGEMENT, INC. Bought 540.0 Thousand shares of Proto Labs Inc
KORNITZER CAPITAL MANAGEMENT, IN... Bought 524.0 Thousand shares of Proto Labs Inc
TAMRO CAPITAL PARTNERS LLC Bought 480.7 Thousand shares of Proto Labs Inc