Our Terms of Service and Privacy Policy have changed.

By continuing to use this site, you are agreeing to the new Privacy Policy and Terms of Service.

Proto Labs Inc (NYSE:PRLB)

Delayed Data
As of 1:45pm ET
 +3.65 / +3.64%
Today’s Change
Today|||52-Week Range
Institutional investors purchased a net $210.8 thousand shares of PRLB during the quarter ended September 2017, and now own 103.88% of the total float, a percentage that is typical for companies in the Industrial Machinery industry.
Mutual fund holders57.54%
Other institutional46.35%
Individual stakeholders28.17%

Largest Quarterly Institutional

Latest Institutional Activity

9/30/2017VICTORY CAPITAL MANAGEMENT, INC.  Bought 361.2 Thousand shares of Proto Labs Inc
9/30/2017LOOMIS, SAYLES & CO. LP  Bought 264.7 Thousand shares of Proto Labs Inc
9/30/2017MATARIN CAPITAL MANAGEMENT LLC  Bought 119.5 Thousand shares of Proto Labs Inc

Top 10 Owners of Proto Labs Inc

Total value ($)Shares
bought / sold
Brown Capital Management LLC14.29%3,804,184331,915,054-3,704-0.10%
BlackRock Fund Advisors10.51%2,797,840244,111,540+101,878+3.78%
The Vanguard Group, Inc.8.03%2,136,022186,367,920+11,423+0.54%
Riverbridge Partners LLC6.96%1,850,924161,493,119-116,941-5.94%
ArrowMark Colorado Holdings LLC5.64%1,501,247130,983,801+73,110+5.12%
Henderson Global Investors Ltd.4.57%1,217,196106,200,351-84,233-6.47%
Disciplined Growth Investors, Inc...3.57%950,76582,954,246-14,450-1.50%
Stephens Investment Management Gr...2.62%696,70460,787,424-17,653-2.47%
New York State Common Retirement ...2.45%651,47556,841,194+13,206+2.07%
JPMorgan Investment Management, I...2.26%601,11052,446,848-123,552-17.05%

Top 10 Mutual Funds Holding Proto Labs Inc

Mutual fundStakeShares
Total value ($)Shares
bought / sold
Brown Capital Management - Small ...7.42%1,975,237172,339,428+5,000+0.25%
iShares Core S&P Small Cap ETF4.17%1,108,97196,757,720+1,452+0.13%
Janus Triton Fund2.63%700,61061,128,223+1,963+0.28%
Vanguard Explorer Fund2.56%680,88859,407,478+71,086+11.66%
Vanguard Total Stock Market Index...2.14%569,80149,715,137+2,746+0.48%
Vanguard Small Cap Index Fund2.09%555,91048,503,148+2,188+0.40%
iShares Russell 2000 ETF1.97%523,33545,660,979-2,880-0.55%
Government Pension Fund - Global ...1.79%475,16641,458,234+475,166--
JPMorgan Small Cap Equity Fund1.50%398,41634,761,796-65,500-14.12%
Vanguard Extended Market Index Fu...1.19%316,60027,623,35000.00%