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 | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $36,000 | -10.0% | 535 | +23.0% | 0.00% | – |
| Q2 2021 | $40,000 | -83.5% | 435 | -72.6% | 0.00% | – |
| Q4 2020 | $243,000 | +14.1% | 1,585 | -3.5% | 0.00% | -100.0% |
| Q3 2020 | $213,000 | +50.0% | 1,642 | +17.3% | 0.00% | 0.0% |
| Q4 2019 | $142,000 | +1477.8% | 1,400 | +1566.7% | 0.00% | – |
| Q4 2018 | $9,000 | -95.2% | 84 | -92.7% | 0.00% | -100.0% |
| Q3 2018 | $187,000 | -87.2% | 1,154 | -91.9% | 0.00% | -90.0% |
| Q4 2017 | $1,466,000 | +47.2% | 14,229 | -3.9% | 0.01% | 0.0% |
| Q2 2017 | $996,000 | +258.3% | 14,809 | +172.5% | 0.01% | +233.3% |
| Q1 2017 | $278,000 | +93.1% | 5,435 | +93.4% | 0.00% | +200.0% |
| Q4 2016 | $144,000 | -44.0% | 2,810 | -37.0% | 0.00% | -66.7% |
| Q2 2016 | $257,000 | -11.1% | 4,463 | +19.2% | 0.00% | -25.0% |
| Q1 2016 | $289,000 | -49.1% | 3,744 | -58.1% | 0.00% | -42.9% |
| Q4 2015 | $568,000 | +25.1% | 8,925 | +31.7% | 0.01% | +16.7% |
| Q3 2015 | $454,000 | +3142.9% | 6,778 | +3289.0% | 0.01% | – |
| Q3 2014 | $14,000 | -98.4% | 200 | -98.2% | 0.00% | -100.0% |
| Q3 2013 | $866,000 | +633.9% | 11,333 | +522.4% | 0.02% | +466.7% |
| Q2 2013 | $118,000 | – | 1,821 | – | 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% |