PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 253 filers reported holding PROTO LABS INC in Q1 2018. The put-call ratio across all filers is 0.88 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2024 | $2,996 | +23.2% | 97 | +42.6% | 0.00% | – |
| Q1 2024 | $2,431 | -8.2% | 68 | 0.0% | 0.00% | – |
| Q4 2023 | $2,649 | +47.6% | 68 | 0.0% | 0.00% | – |
| Q3 2023 | $1,795 | -24.5% | 68 | 0.0% | 0.00% | – |
| Q2 2023 | $2,377 | -18.5% | 68 | -22.7% | 0.00% | – |
| Q1 2023 | $2,917 | +37.7% | 88 | +6.0% | 0.00% | – |
| Q4 2022 | $2,119 | – | 83 | +1560.0% | 0.00% | – |
| Q2 2022 | $0 | -100.0% | 5 | -99.3% | 0.00% | -100.0% |
| Q1 2022 | $40,000 | +42.9% | 754 | +36.6% | 0.00% | 0.0% |
| Q4 2021 | $28,000 | +1300.0% | 552 | +1680.6% | 0.00% | – |
| Q3 2021 | $2,000 | +100.0% | 31 | +138.5% | 0.00% | – |
| Q2 2021 | $1,000 | -50.0% | 13 | 0.0% | 0.00% | – |
| Q1 2021 | $2,000 | 0.0% | 13 | 0.0% | 0.00% | – |
| Q4 2020 | $2,000 | 0.0% | 13 | 0.0% | 0.00% | – |
| Q3 2020 | $2,000 | +100.0% | 13 | 0.0% | 0.00% | – |
| Q2 2020 | $1,000 | -50.0% | 13 | -35.0% | 0.00% | – |
| Q1 2018 | $2,000 | – | 20 | – | 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% |