PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 272 filers reported holding PROTO LABS INC in Q4 2018. The put-call ratio across all filers is 0.89 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $225,000 | -35.2% | 1,473 | -56.9% | 0.00% | -50.0% |
| Q4 2019 | $347,000 | +17.2% | 3,417 | +17.9% | 0.00% | +100.0% |
| Q3 2019 | $296,000 | -10.6% | 2,898 | +1.7% | 0.00% | -50.0% |
| Q2 2019 | $331,000 | -12.2% | 2,849 | -20.7% | 0.00% | 0.0% |
| Q1 2019 | $377,000 | +45.0% | 3,594 | +56.1% | 0.00% | +100.0% |
| Q4 2018 | $260,000 | -36.1% | 2,303 | -8.5% | 0.00% | -50.0% |
| Q3 2018 | $407,000 | +30.4% | 2,517 | -4.0% | 0.00% | 0.0% |
| Q2 2018 | $312,000 | -1.6% | 2,623 | -2.6% | 0.00% | 0.0% |
| Q1 2018 | $317,000 | +14.0% | 2,694 | -0.3% | 0.00% | +100.0% |
| Q4 2017 | $278,000 | -8.9% | 2,701 | -31.7% | 0.00% | -50.0% |
| Q1 2016 | $305,000 | +19.6% | 3,952 | -1.3% | 0.00% | 0.0% |
| Q4 2015 | $255,000 | -7.6% | 4,004 | -3.3% | 0.00% | 0.0% |
| Q3 2015 | $276,000 | -6.1% | 4,140 | -5.0% | 0.00% | 0.0% |
| Q2 2015 | $294,000 | -12.8% | 4,359 | -9.2% | 0.00% | 0.0% |
| Q1 2015 | $337,000 | +3.4% | 4,803 | -1.2% | 0.00% | 0.0% |
| Q4 2014 | $326,000 | -17.5% | 4,859 | -15.1% | 0.00% | -33.3% |
| Q3 2014 | $395,000 | – | 5,723 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Gs Investments, Inc. | 65,550 | $10,602,713,000 | 7.41% |
| Brown Capital Management | 3,716,383 | $601,125,000 | 5.46% |
| RIVERBRIDGE PARTNERS LLC | 1,679,478 | $271,655,000 | 4.54% |
| Conestoga Capital Advisors, LLC | 690,326 | $111,660,000 | 2.85% |
| Svenska Handelsbanken AB (publ) | 12,400 | $2,006,000 | 2.58% |
| DISCIPLINED GROWTH INVESTORS INC /MN | 939,135 | $151,905,000 | 2.54% |
| Otter Creek Advisors, LLC | 60,000 | $9,706,000 | 2.41% |
| BENDER ROBERT & ASSOCIATES | 29,798 | $4,820,000 | 2.19% |
| Capital Investment Services of America, Inc. | 83,302 | $13,474,000 | 2.02% |
| Matarin Capital Management, LLC | 180,436 | $29,185,524,000 | 1.88% |