PRIVATE TRUST CO NA - PROTO LABS INC ownership

PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 173 filers reported holding PROTO LABS INC in Q2 2013. The put-call ratio across all filers is 1.31 and the average weighting 0.8%.

Quarter-by-quarter ownership
PRIVATE TRUST CO NA ownership history of PROTO LABS INC
ValueSharesWeighting
Q3 2014$4,0000.0%59
+18.0%
0.00%0.0%
Q2 2014$4,000
+33.3%
50
+25.0%
0.00%0.0%
Q1 2014$3,0000.0%400.0%0.00%0.0%
Q4 2013$3,0000.0%400.0%0.00%0.0%
Q3 2013$3,0000.0%400.0%0.00%0.0%
Q2 2013$3,0000.0%400.0%0.00%0.0%
Q1 2013$3,000400.00%
Other shareholders
PROTO LABS INC shareholders Q2 2013
NameSharesValueWeighting ↓
S Squared Technology, LLC 251,803$6,647,5993.59%
Meros Investment Management, LP 85,569$2,259,0221.23%
DISCIPLINED GROWTH INVESTORS INC /MN 1,764,397$46,580,0811.11%
GAGNON SECURITIES LLC 90,290$2,383,6560.60%
AIMZ Investment Advisors, LLC 47,699$1,259,2540.56%
HighMark Wealth Management LLC 9,945$262,5480.22%
Counterpoint Mutual Funds LLC 8,478$223,8190.19%
ALGERT GLOBAL LLC 85,125$2,2470.11%
GSA CAPITAL PARTNERS LLP 42,820$1,1300.10%
CAXTON ASSOCIATES LP 22,220$586,6080.08%
View complete list of PROTO LABS INC shareholders