Tower Research Capital (TRC)’s Protolabs PRLB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $51.9K | Sell |
911
-2,229
| -71% | -$129K | ﹤0.01% | 2710 |
|
|
2025
Q4 | $159K | Buy |
3,140
+1,867
| +147% | +$95.5K | ﹤0.01% | 1613 |
|
|
2025
Q3 | $63.7K | Sell |
1,273
-1,533
| -55% | -$70.2K | ﹤0.01% | 2331 |
|
|
2025
Q2 | $112K | Buy |
2,806
+2,200
| +363% | +$82K | ﹤0.01% | 2282 |
|
|
2025
Q1 | $21.2K | Sell |
606
-3,523
| -85% | -$139K | ﹤0.01% | 2904 |
|
|
2024
Q4 | $161K | Sell |
4,129
-10,452
| -72% | -$376K | ﹤0.01% | 1853 |
|
|
2024
Q3 | $428K | Buy |
14,581
+11,145
| +324% | +$340K | 0.01% | 974 |
|
|
2024
Q2 | $106K | Buy |
3,436
+2,340
| +214% | +$74.2K | ﹤0.01% | 2539 |
|
|
2024
Q1 | $39.2K | Sell |
1,096
-11,987
| -92% | -$433K | ﹤0.01% | 2440 |
|
|
2023
Q4 | $510K | Buy |
13,083
+8,509
| +186% | +$276K | 0.01% | 1355 |
|
|
2023
Q3 | $121K | Buy |
4,574
+3,787
| +481% | +$114K | ﹤0.01% | 1845 |
|
|
2023
Q2 | $27.5K | Buy |
787
+180
| +30% | +$5.74K | ﹤0.01% | 3104 |
|
|
2023
Q1 | $20K | Sell |
607
-383
| -39% | -$11.8K | ﹤0.01% | 3437 |
|
|
2022
Q4 | $25K | Sell |
990
-1,464
| -60% | -$43.5K | ﹤0.01% | 2923 |
|
|
2022
Q3 | $89K | Buy |
2,454
+906
| +59% | +$39.3K | ﹤0.01% | 2660 |
|
|
2022
Q2 | $74K | Buy |
1,548
+1,263
| +443% | +$58.6K | ﹤0.01% | 2525 |
|
|
2022
Q1 | $15K | Sell |
285
-3,178
| -92% | -$167K | ﹤0.01% | 3830 |
|
|
2021
Q4 | $178K | Buy |
3,463
+3,180
| +1,124% | +$188K | ﹤0.01% | 1858 |
|
|
2021
Q3 | $19K | Buy |
+283
| New | +$22.1K | ﹤0.01% | 3770 |
|
|
2021
Q2 | – | Sell |
-35,630
| Closed | -$4.34M | – | 5753 |
|
|
2021
Q1 | $4.34M | Buy |
35,630
+32,409
| +1,006% | +$5.39M | 0.07% | 246 |
|
|
2020
Q4 | $494K | Sell |
3,221
-16,527
| -84% | -$2.33M | 0.02% | 1004 |
|
|
2020
Q3 | $2.56M | Buy |
19,748
+12,788
| +184% | +$1.68M | 0.03% | 261 |
|
|
2020
Q2 | $783K | Buy |
6,960
+6,927
| +20,991% | +$711K | 0.03% | 682 |
|
|
2020
Q1 | $3K | Buy |
+33
| New | +$3.06K | ﹤0.01% | 2488 |
|
|
2019
Q4 | – | Sell |
-837
| Closed | -$85K | – | 4197 |
|
|
2019
Q3 | $85K | Buy |
+837
| New | +$85.3K | 0.01% | 1452 |
|
|
2018
Q3 | – | Sell |
-5,458
| Closed | -$649K | – | 4152 |
|
|
2018
Q2 | $649K | Buy |
5,458
+2,566
| +89% | +$314K | 0.04% | 522 |
|
|
2018
Q1 | $340K | Buy |
2,892
+1,612
| +126% | +$182K | 0.03% | 659 |
|
|
2017
Q4 | $132K | Buy |
1,280
+544
| +74% | +$48.8K | 0.02% | 749 |
|
|
2017
Q3 | $59K | Buy |
+736
| New | +$53.2K | ﹤0.01% | 1821 |
|
|
2017
Q2 | – | Sell |
-300
| Closed | -$15K | – | 3357 |
|
|
2017
Q1 | $15K | Sell |
300
-119
| -28% | -$6.3K | ﹤0.01% | 1487 |
|
|
2016
Q4 | $22K | Buy |
+419
| New | +$22K | ﹤0.01% | 2051 |
|
|
2016
Q3 | – | Sell |
-2,657
| Closed | -$153K | – | 4258 |
|
|
2016
Q2 | $153K | Buy |
2,657
+2,270
| +587% | +$152K | 0.01% | 840 |
|
|
2016
Q1 | $30K | Sell |
387
-13
| -3% | -$839 | ﹤0.01% | 1066 |
|
|
2015
Q4 | $25K | Sell |
400
-1,041
| -72% | -$67.1K | ﹤0.01% | 1073 |
|
|
2015
Q3 | $96K | Buy |
+1,441
| New | +$103K | 0.01% | 591 |
|
|
2015
Q2 | – | Sell |
-898
| Closed | -$63K | – | 4905 |
|
|
2015
Q1 | $63K | Buy |
898
+681
| +314% | +$46.1K | 0.01% | 1274 |
|
|
2014
Q4 | $15K | Buy |
+217
| New | +$14.3K | ﹤0.01% | 1802 |
|
|
2014
Q1 | – | Sell |
-1,368
| Closed | -$97K | – | 4843 |
|
|
2013
Q4 | $97K | Sell |
1,368
-512
| -27% | -$39.7K | 0.02% | 887 |
|
|
2013
Q3 | $144K | Buy |
1,880
+1,170
| +165% | +$81K | 0.02% | 989 |
|
|
2013
Q2 | $46K | Buy |
+710
| New | +$38.1K | ﹤0.01% | 1001 |
|
Other funds holding PRLB
DGI
VPM
VCM
ACM
RCMNY