Stock TransactionsPROTO LABS INC

Total Bought
447,096
8 transactions
Total Sold
258,150
17 transactions
Net
+188,946
shares
Filing Period:Transaction:
FundPrevious Shares
Current Shares
Change in Shares
Previous Portfolio Weightage (%)
Current Portfolio Weightage (%)
Change in Weight (%)
Type
AMERICAN CAPITAL MANAGEMENT INC279,296631,311+352,0150.561.41+0.85buy
DISCIPLINED GROWTH INVESTORS INC /MN2,592,3732,673,729+81,3562.352.59+0.24buy
RENAISSANCE TECHNOLOGIES LLC543,651493,551+50,1000.040.04+0.00sell
Connor, Clark & Lunn Investment Management Ltd.147,037130,767+16,2700.020.02-0.01sell
Versor Investments LP9,60014,599+4,9990.090.12+0.03buy
Round Rock Advisors, LLC6,61011,219+4,6090.050.09+0.03buy
GAGNON SECURITIES LLC108,749111,548+2,7991.091.15+0.06buy
ALPS ADVISORS INC19,21817,713+1,5050.010.010.00sell
CWA Asset Management Group, LLC40,25241,508+1,2560.070.08+0.00buy
GABELLI FUNDS LLC22,30321,132+1,1710.010.01-0.00sell
PRELUDE CAPITAL MANAGEMENT, LLC5,2825,342+600.020.02-0.00buy
Cornerstone Investment Partners, LLC4,0434,045+20.010.01-0.00buy
AIMZ Investment Advisors, LLC40,02839,628-4000.630.57-0.06sell
STRS OHIO14,50014,000-5000.000.00-0.00sell
Hillsdale Investment Management Inc.169,584168,284-1,3000.260.23-0.02sell
VIRGINIA RETIREMENT SYSTEMS ET Al25,90023,400-2,5000.010.01-0.00sell
BAILARD, INC.16,20013,281-2,9190.020.01-0.00sell
S Squared Technology, LLC311,103306,103-5,0005.926.00+0.08sell
ESSEX INVESTMENT MANAGEMENT CO LLC20,88615,504-5,3820.160.12-0.04sell
RICE HALL JAMES & ASSOCIATES, LLC121,982114,563-7,4190.330.32-0.01sell
ARK Investment Management LLC71,79756,744-15,0530.020.02-0.00sell
DARK FOREST CAPITAL MANAGEMENT LP46,20415,943-30,2610.090.04-0.05sell
NORDEA INVESTMENT MANAGEMENT AB257,255224,439-32,8160.010.01-0.00sell
Select Equity Group, L.P.52,44611,919-40,5270.010.00-0.01sell
Polar Asset Management Partners Inc.128,42983,402-45,0270.070.05-0.02sell
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