Arnhold LLC - PROTO LABS INC ownership

PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 314 filers reported holding PROTO LABS INC in Q1 2021. The put-call ratio across all filers is 1.55 and the average weighting 0.1%.

Quarter-by-quarter ownership
Arnhold LLC ownership history of PROTO LABS INC
ValueSharesWeighting
Q1 2022$376,000
+3.0%
7,1140.0%0.04%
+2.4%
Q4 2021$365,000
-23.0%
7,1140.0%0.04%
-25.5%
Q3 2021$474,000
-27.4%
7,1140.0%0.06%
-25.7%
Q2 2021$653,000
-24.6%
7,1140.0%0.07%
-28.8%
Q1 2021$866,000
-20.6%
7,1140.0%0.10%
-26.2%
Q4 2020$1,091,000
+18.5%
7,1140.0%0.14%
+3.7%
Q3 2020$921,000
+15.1%
7,1140.0%0.14%
+7.1%
Q2 2020$800,000
+47.6%
7,1140.0%0.13%
+27.0%
Q1 2020$542,0007,1140.10%
Other shareholders
PROTO LABS INC shareholders Q1 2021
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