MARSHALL WACE, LLP - PROTO LABS INC ownership

PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 243 filers reported holding PROTO LABS INC in Q3 2019. The put-call ratio across all filers is 1.67 and the average weighting 0.2%.

Quarter-by-quarter ownership
MARSHALL WACE, LLP ownership history of PROTO LABS INC
ValueSharesWeighting
Q4 2022$1,310,405
+40.9%
51,328
+101.0%
0.00%
+50.0%
Q3 2022$930,000
+139.7%
25,535
+215.5%
0.00%
+100.0%
Q2 2022$388,000
-87.0%
8,093
-85.7%
0.00%
-83.3%
Q1 2022$2,989,000
-73.5%
56,459
-74.3%
0.01%
-71.4%
Q4 2021$11,291,000
+113.0%
219,877
+176.3%
0.02%
-4.5%
Q3 2021$5,300,000
+804.4%
79,580
+1553.8%
0.02%
+633.3%
Q1 2021$586,000
-83.7%
4,812
-86.4%
0.00%
-88.0%
Q4 2019$3,596,000
+913.0%
35,415
+1058.5%
0.02%
+733.3%
Q2 2019$355,0003,0570.00%
Other shareholders
PROTO LABS INC shareholders Q3 2019
NameSharesValueWeighting ↓
Abdiel Capital Advisors 923,508$55,327,00016.27%
Quantum Capital Management, LLC / NJ 271,772$16,282,0005.14%
Crestwood Capital Management, L.P. 275,600$16,511,0004.87%
Brown Capital Management 3,012,802$180,497,0002.65%
RIVERBRIDGE PARTNERS LLC 1,902,885$114,002,0002.28%
Conestoga Capital Advisors, LLC 536,946$32,168,0002.20%
Capital Investment Services of America, Inc. 174,257$10,440,0001.99%
BENDER ROBERT & ASSOCIATES 41,905$2,511,0001.66%
Redmond Asset Management, LLC 43,532$2,608,0001.28%
Stephens Investment Management Group LLC 578,329$34,648,0001.03%
View complete list of PROTO LABS INC shareholders