JANE STREET GROUP, LLC - PROTO LABS INC ownership

PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 209 filers reported holding PROTO LABS INC in Q3 2016. The put-call ratio across all filers is 1.11 and the average weighting 0.2%.

Quarter-by-quarter ownership
JANE STREET GROUP, LLC ownership history of PROTO LABS INC
ValueSharesWeighting
Q2 2023$1,408,049
+426.9%
40,276
+399.6%
0.00%
Q1 2023$267,222
-90.4%
8,061
-92.6%
0.00%
-100.0%
Q4 2022$2,791,220
+194.4%
109,331
+320.2%
0.00%
Q3 2022$948,000
+3.5%
26,021
+35.9%
0.00%
Q2 2022$916,000
-79.7%
19,151
-77.5%
0.00%
-100.0%
Q1 2022$4,507,000
-1.6%
85,205
-4.5%
0.00%0.0%
Q4 2021$4,582,000
-45.6%
89,237
-29.4%
0.00%
-33.3%
Q3 2021$8,416,000
-19.1%
126,374
+11.4%
0.00%
-25.0%
Q2 2021$10,409,000
-27.0%
113,395
-3.1%
0.00%
-42.9%
Q1 2021$14,252,000
-13.1%
117,061
+9.5%
0.01%
-12.5%
Q4 2020$16,405,000
+27.0%
106,940
+7.2%
0.01%0.0%
Q3 2020$12,914,000
+105.9%
99,721
+78.8%
0.01%
+60.0%
Q2 2020$6,272,000
+2132.0%
55,762
+1412.8%
0.01%
Q1 2020$281,000
-43.7%
3,686
-25.0%
0.00%
-100.0%
Q4 2019$499,000
+21.7%
4,914
+22.4%
0.00%0.0%
Q3 2019$410,000
+13.3%
4,016
+30.4%
0.00%0.0%
Q1 2018$362,000
-74.3%
3,079
-87.4%
0.00%
-85.7%
Q2 2016$1,409,000
+18.7%
24,464
+58.9%
0.01%0.0%
Q1 2016$1,187,000
+342.9%
15,400
+284.8%
0.01%
+250.0%
Q3 2015$268,0004,0020.00%
Other shareholders
PROTO LABS INC shareholders Q3 2016
NameSharesValueWeighting ↓
Brown Capital Management 3,704,897$568,331,0003.93%
RIVERBRIDGE PARTNERS LLC 1,358,899$208,455,0002.30%
DISCIPLINED GROWTH INVESTORS INC /MN 621,477$95,335,0001.84%
Capital Investment Services of America, Inc. 112,898$17,319,0001.81%
ARK Investment Management 4,119,922$631,996,0001.68%
PREMIER ASSET MANAGEMENT LLC 52,830$8,104,0001.66%
GAGNON SECURITIES LLC 59,033$9,056,0001.44%
Nikko Asset Management Americas, Inc. 1,590,666$244,008,0001.39%
Pembroke Management, LTD 102,635$15,744,0001.32%
FCF Advisors LLC 13,068$2,254,0001.31%
View complete list of PROTO LABS INC shareholders