ALLIANCEBERNSTEIN L.P. - 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
ALLIANCEBERNSTEIN L.P. ownership history of PROTO LABS INC
ValueSharesWeighting
Q3 2023$894,168
-24.5%
33,8700.0%0.00%
Q2 2023$1,184,095
+3.8%
33,870
-1.6%
0.00%
Q1 2023$1,140,692
+26.2%
34,410
-2.8%
0.00%
Q4 2022$904,068
-42.1%
35,412
-17.3%
0.00%
-100.0%
Q3 2022$1,561,000
-26.7%
42,845
-3.7%
0.00%0.0%
Q2 2022$2,129,000
-8.5%
44,508
+1.2%
0.00%0.0%
Q1 2022$2,327,000
+2.9%
43,988
-0.1%
0.00%0.0%
Q4 2021$2,262,000
-28.9%
44,049
-7.8%
0.00%0.0%
Q3 2021$3,183,000
-30.1%
47,788
-3.7%
0.00%
-50.0%
Q2 2021$4,555,000
-20.8%
49,623
+5.0%
0.00%
-33.3%
Q1 2021$5,752,000
-19.7%
47,243
+1.2%
0.00%0.0%
Q4 2020$7,161,000
+18.0%
46,683
-0.4%
0.00%0.0%
Q3 2020$6,070,000
+8.4%
46,870
-5.9%
0.00%0.0%
Q2 2020$5,602,000
+54.5%
49,810
+4.6%
0.00%0.0%
Q1 2020$3,625,000
-25.0%
47,620
+0.1%
0.00%0.0%
Q4 2019$4,831,000
-0.2%
47,570
+0.3%
0.00%0.0%
Q3 2019$4,843,000
-19.6%
47,436
-8.7%
0.00%
-25.0%
Q2 2019$6,027,000
+51.4%
51,950
+37.3%
0.00%
+33.3%
Q1 2019$3,980,000
-6.8%
37,8500.0%0.00%0.0%
Q4 2018$4,269,000
-29.9%
37,850
+0.5%
0.00%
-25.0%
Q3 2018$6,090,000
+36.0%
37,6500.0%0.00%
+33.3%
Q2 2018$4,478,000
+5.1%
37,650
+3.9%
0.00%0.0%
Q1 2018$4,261,000
+12.2%
36,250
-1.6%
0.00%0.0%
Q4 2017$3,796,000
+26.2%
36,850
-1.6%
0.00%
+50.0%
Q3 2017$3,007,000
+19.4%
37,4500.0%0.00%0.0%
Q2 2017$2,519,000
+28.5%
37,450
-2.3%
0.00%0.0%
Q1 2017$1,960,000
-0.5%
38,3500.0%0.00%0.0%
Q4 2016$1,969,000
-14.5%
38,350
-0.2%
0.00%0.0%
Q3 2016$2,303,000
+4.3%
38,433
+0.2%
0.00%0.0%
Q2 2016$2,207,000
-6.3%
38,350
+25.5%
0.00%0.0%
Q1 2016$2,355,000
+16.8%
30,550
-3.5%
0.00%0.0%
Q4 2015$2,016,000
-11.4%
31,650
-6.8%
0.00%0.0%
Q3 2015$2,276,000
-0.2%
33,966
+0.5%
0.00%0.0%
Q2 2015$2,281,000
-1.6%
33,800
+2.1%
0.00%0.0%
Q1 2015$2,317,000
-7.8%
33,100
-11.5%
0.00%0.0%
Q4 2014$2,512,000
-59.0%
37,400
-57.9%
0.00%
-60.0%
Q3 2014$6,131,000
-59.2%
88,851
-51.5%
0.01%
-61.5%
Q2 2014$15,019,000
+21.1%
183,3380.0%0.01%
+18.2%
Q1 2014$12,406,000
-8.3%
183,338
-3.5%
0.01%
-8.3%
Q4 2013$13,527,000
-9.9%
190,043
-3.3%
0.01%
-20.0%
Q3 2013$15,006,000
-15.8%
196,438
-28.4%
0.02%
-21.1%
Q2 2013$17,831,000274,4570.02%
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