PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 201 filers reported holding PROTO LABS INC in Q4 2016. The put-call ratio across all filers is 1.56 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $1,924,000 | -2.1% | 18,848 | +11.2% | 0.00% | 0.0% |
| Q2 2019 | $1,966,000 | +524.1% | 16,948 | +464.9% | 0.00% | – |
| Q1 2019 | $315,000 | +37.6% | 3,000 | +53.9% | 0.00% | – |
| Q1 2018 | $229,000 | +1.3% | 1,949 | -11.3% | 0.00% | – |
| Q4 2017 | $226,000 | -33.3% | 2,197 | -61.1% | 0.00% | – |
| Q3 2016 | $339,000 | +19.4% | 5,651 | +14.4% | 0.00% | – |
| Q2 2016 | $284,000 | -7.5% | 4,941 | +23.9% | 0.00% | – |
| Q1 2016 | $307,000 | +42.8% | 3,987 | +18.3% | 0.00% | – |
| Q4 2015 | $215,000 | -20.4% | 3,370 | -12.7% | 0.00% | – |
| Q1 2015 | $270,000 | -5.6% | 3,860 | -9.5% | 0.00% | – |
| Q4 2014 | $286,000 | +38.8% | 4,267 | +42.4% | 0.00% | – |
| Q3 2014 | $206,000 | -14.9% | 2,997 | +1.4% | 0.00% | – |
| Q2 2014 | $242,000 | -30.1% | 2,955 | -42.1% | 0.00% | – |
| Q1 2014 | $346,000 | -6.2% | 5,106 | -1.4% | 0.00% | – |
| Q4 2013 | $369,000 | -4.7% | 5,181 | +2.2% | 0.00% | – |
| Q3 2013 | $387,000 | +22.5% | 5,071 | +4.3% | 0.00% | – |
| Q2 2013 | $316,000 | – | 4,861 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Gs Investments, Inc. | 91,570 | $6,158,083,000 | 4.61% |
| Quantum Capital Management, LLC / NJ | 156,285 | $10,510,000 | 3.20% |
| Brown Capital Management | 3,807,888 | $256,080,000 | 3.14% |
| ARK Investment Management | 207,577 | $13,960,000 | 2.72% |
| RIVERBRIDGE PARTNERS LLC | 1,967,865 | $132,339,000 | 2.53% |
| Capital Investment Services of America, Inc. | 146,104 | $9,825,000 | 1.69% |
| Crestwood Capital Management, L.P. | 48,600 | $3,268,000 | 1.68% |
| Conestoga Capital Advisors, LLC | 448,818 | $30,183,000 | 1.57% |
| DISCIPLINED GROWTH INVESTORS INC /MN | 965,215 | $64,911,000 | 1.35% |
| BENDER ROBERT & ASSOCIATES | 32,382 | $2,178,000 | 1.34% |