Cambridge Investment Research Advisors, Inc. - PROTO LABS INC ownership

PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 305 filers reported holding PROTO LABS INC in Q4 2020. The put-call ratio across all filers is 0.34 and the average weighting 0.1%.

Quarter-by-quarter ownership
Cambridge Investment Research Advisors, Inc. ownership history of PROTO LABS INC
ValueSharesWeighting
Q2 2022$274,000
-11.6%
5,724
-2.5%
0.00%0.0%
Q1 2022$310,000
+0.3%
5,869
-2.6%
0.00%0.0%
Q4 2021$309,000
+3.3%
6,025
+34.2%
0.00%0.0%
Q3 2021$299,000
-31.4%
4,489
-5.4%
0.00%
-50.0%
Q2 2021$436,000
+59.7%
4,747
+111.6%
0.00%
+100.0%
Q1 2021$273,000
-13.6%
2,243
+8.8%
0.00%
-50.0%
Q4 2020$316,0002,0610.00%
Other shareholders
PROTO LABS INC shareholders Q4 2020
NameSharesValueWeighting ↓
DISCIPLINED GROWTH INVESTORS INC /MN 1,182,213$78,735,0001.56%
Brown Capital Management 1,773,887$118,141,0000.97%
Capital Investment Services of America, Inc. 110,441$7,355,0000.70%
GAGNON SECURITIES LLC 58,725$3,911,0000.58%
Granite Investment Partners, LLC 274,461$18,279,0000.57%
Nikko Asset Management Americas, Inc. 1,958,029$130,561,0000.56%
RIVERBRIDGE PARTNERS LLC 655,945$43,686,0000.44%
ARK Investment Management 2,619,323$174,447,0000.42%
BENDER ROBERT & ASSOCIATES 20,385$1,358,0000.39%
OCCUDO QUANTITATIVE STRATEGIES LP 43,196$2,877,0000.34%
View complete list of PROTO LABS INC shareholders