PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 243 filers reported holding PROTO LABS INC in Q4 2021. The put-call ratio across all filers is 1.18 and the average weighting 0.1%.
Quarter-by-quarter ownership
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% |