Proto Labs Inc - Common Stock (PRLB)

Q4 2013 13F Holders as of 31 Dec 2013

Type / Class
Equity / Common Stock
Shares outstanding
23,661,319
Total 13F shares
22,689,847
Share change
+373,251
Total reported value
$1,616,418,234
Put/Call ratio
145%
Price per share
$71.18
Number of holders
187
Value change
+$26,550,863
Number of buys
4
Number of sells
3

Institutional Holders of Proto Labs Inc - Common Stock (PRLB) as of Q4 2013

As of 31 Dec 2013, Proto Labs Inc - Common Stock (PRLB) was held by 187 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 22,689,847 shares. The largest 10 holders included RIVERBRIDGE PARTNERS LLC, KORNITZER CAPITAL MANAGEMENT INC /KS, WELLS FARGO & COMPANY/MN, VANGUARD GROUP INC, FMR LLC, WASATCH ADVISORS INC, NEXT CENTURY GROWTH INVESTORS LLC, BlueMountain Capital Management, LLC, Stephens Investment Management Group LLC, and AXIOM INTERNATIONAL INVESTORS LLC /DE. This page lists 187 institutional shareholders reporting positions in this security for the Q4 2013 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.