PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 262 filers reported holding PROTO LABS INC in Q3 2021. The put-call ratio across all filers is 1.39 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $861,900 | +29.8% | 26,000 | 0.0% | 0.14% | +25.0% |
| Q4 2022 | $663,780 | -29.9% | 26,000 | 0.0% | 0.11% | -33.7% |
| Q3 2022 | $947,000 | -23.9% | 26,000 | 0.0% | 0.16% | -23.8% |
| Q2 2022 | $1,244,000 | -9.5% | 26,000 | 0.0% | 0.21% | -19.9% |
| Q1 2022 | $1,375,000 | +3.0% | 26,000 | 0.0% | 0.27% | -8.9% |
| Q4 2021 | $1,335,000 | +39.2% | 26,000 | +80.6% | 0.29% | +38.9% |
| Q3 2021 | $959,000 | -27.5% | 14,400 | 0.0% | 0.21% | -23.0% |
| Q2 2021 | $1,322,000 | -24.6% | 14,400 | 0.0% | 0.27% | -24.1% |
| Q1 2021 | $1,753,000 | +178.7% | 14,400 | +251.2% | 0.36% | +118.8% |
| Q4 2020 | $629,000 | -9.1% | 4,100 | -33.3% | 0.16% | -6.2% |
| Q2 2020 | $692,000 | -69.3% | 6,150 | -69.2% | 0.18% | -67.7% |
| Q4 2018 | $2,256,000 | -5.2% | 20,000 | 0.0% | 0.54% | -14.8% |
| Q2 2018 | $2,379,000 | +255.1% | 20,000 | +100.0% | 0.64% | +652.9% |
| Q3 2015 | $670,000 | -0.7% | 10,000 | 0.0% | 0.08% | +9.0% |
| Q2 2015 | $675,000 | – | 10,000 | – | 0.08% | – |
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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% |