PROTO LABS INC's ticker is PRLB and the CUSIP is 743713109. A total of 305 filers reported holding PROTO LABS INC in Q4 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 | $249,000 | -23.6% | 3,735 | +5.3% | 0.03% | -25.7% |
| Q2 2021 | $326,000 | -12.4% | 3,546 | +16.0% | 0.04% | -25.5% |
| Q1 2021 | $372,000 | -54.6% | 3,057 | -42.8% | 0.05% | -63.6% |
| Q4 2020 | $819,000 | +8.8% | 5,342 | -8.1% | 0.13% | -11.0% |
| Q3 2020 | $753,000 | +1221.1% | 5,816 | +981.0% | 0.14% | +590.5% |
| Q1 2019 | $57,000 | -17.4% | 538 | -6.6% | 0.02% | -27.6% |
| Q2 2018 | $69,000 | +16.9% | 576 | 0.0% | 0.03% | 0.0% |
| Q4 2017 | $59,000 | – | 576 | – | 0.03% | – |
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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% |