PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 275 filers reported holding PROTO LABS INC in Q3 2020. The put-call ratio across all filers is 0.34 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $326,000 | -1.8% | 4,895 | +126.8% | 0.00% | 0.0% |
| Q4 2020 | $332,000 | +18.6% | 2,158 | -0.1% | 0.00% | 0.0% |
| Q3 2020 | $280,000 | +16.7% | 2,160 | +1.0% | 0.00% | 0.0% |
| Q2 2020 | $240,000 | +9.1% | 2,139 | -25.9% | 0.00% | 0.0% |
| Q1 2020 | $220,000 | -22.3% | 2,886 | +3.6% | 0.00% | 0.0% |
| Q4 2019 | $283,000 | +34.8% | 2,787 | +35.5% | 0.00% | -75.0% |
| Q3 2019 | $210,000 | -13.6% | 2,057 | -1.9% | 0.00% | 0.0% |
| Q2 2019 | $243,000 | +4.7% | 2,097 | -4.8% | 0.00% | 0.0% |
| Q1 2019 | $232,000 | -4.5% | 2,202 | +2.3% | 0.00% | -20.0% |
| Q4 2018 | $243,000 | -41.3% | 2,152 | -15.8% | 0.01% | -28.6% |
| Q3 2018 | $414,000 | +28.6% | 2,557 | -5.5% | 0.01% | +16.7% |
| Q2 2018 | $322,000 | -3.0% | 2,707 | -4.2% | 0.01% | 0.0% |
| Q1 2018 | $332,000 | +16.9% | 2,827 | +2.4% | 0.01% | +20.0% |
| Q4 2017 | $284,000 | +29.1% | 2,762 | +0.7% | 0.01% | +25.0% |
| Q3 2017 | $220,000 | +7.3% | 2,742 | -9.8% | 0.00% | 0.0% |
| Q2 2017 | $205,000 | -23.2% | 3,041 | -31.8% | 0.00% | -20.0% |
| Q3 2016 | $267,000 | +10.8% | 4,457 | +6.4% | 0.01% | 0.0% |
| Q2 2016 | $241,000 | – | 4,187 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| DISCIPLINED GROWTH INVESTORS INC /MN | 1,182,213 | $78,735,000 | 1.56% |
| Brown Capital Management | 1,773,887 | $118,141,000 | 0.97% |
| Capital Investment Services of America, Inc. | 110,441 | $7,355,000 | 0.70% |
| GAGNON SECURITIES LLC | 58,725 | $3,911,000 | 0.58% |
| Granite Investment Partners, LLC | 274,461 | $18,279,000 | 0.57% |
| Nikko Asset Management Americas, Inc. | 1,958,029 | $130,561,000 | 0.56% |
| RIVERBRIDGE PARTNERS LLC | 655,945 | $43,686,000 | 0.44% |
| ARK Investment Management | 2,619,323 | $174,447,000 | 0.42% |
| BENDER ROBERT & ASSOCIATES | 20,385 | $1,358,000 | 0.39% |
| OCCUDO QUANTITATIVE STRATEGIES LP | 43,196 | $2,877,000 | 0.34% |