D.B. Root & Company, LLC - PROTO LABS INC ownership

PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 275 filers reported holding PROTO LABS INC in Q3 2020. The put-call ratio across all filers is 0.34 and the average weighting 0.1%.

Quarter-by-quarter ownership
D.B. Root & Company, LLC ownership history of PROTO LABS INC
ValueSharesWeighting
Q3 2020$286,000
-43.6%
2,213
-51.0%
0.12%
-47.7%
Q2 2020$507,000
+26.8%
4,513
-14.3%
0.22%
+8.9%
Q1 2020$400,000
-23.5%
5,263
+2.2%
0.20%
-12.2%
Q4 2019$523,000
+1.9%
5,151
+2.5%
0.23%
-3.8%
Q3 2019$513,000
+29.2%
5,026
+46.7%
0.24%
+35.8%
Q2 2019$397,000
+13.4%
3,426
+3.0%
0.18%
+18.1%
Q1 2019$350,000
+29.6%
3,326
+26.7%
0.15%
-35.5%
Q4 2017$270,0002,6250.23%
Other shareholders
PROTO LABS INC shareholders Q3 2020
NameSharesValueWeighting ↓
Brown Capital Management 3,056,893$372,177,0002.77%
PREMIER ASSET MANAGEMENT LLC 67,800$8,255,0001.47%
Nikko Asset Management Americas, Inc. 1,976,509$240,640,0001.18%
Capital Investment Services of America, Inc. 92,843$11,304,0001.16%
GAGNON SECURITIES LLC 58,485$7,121,0001.08%
DISCIPLINED GROWTH INVESTORS INC /MN 398,710$48,543,0000.98%
BENDER ROBERT & ASSOCIATES 24,260$2,954,0000.95%
ARK Investment Management 3,654,854$444,978,0000.88%
RIVERBRIDGE PARTNERS LLC 625,607$76,168,0000.87%
Pembroke Management, LTD 69,123$8,416,0000.70%
View complete list of PROTO LABS INC shareholders