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 2022 | $0 | -100.0% | 4 | -84.0% | 0.00% | – |
| Q2 2022 | $1,000 | -66.7% | 25 | -62.1% | 0.00% | – |
| Q1 2022 | $3,000 | +50.0% | 66 | +135.7% | 0.00% | – |
| Q3 2021 | $2,000 | -33.3% | 28 | -12.5% | 0.00% | – |
| Q2 2021 | $3,000 | +200.0% | 32 | +190.9% | 0.00% | – |
| Q1 2021 | $1,000 | -66.7% | 11 | -50.0% | 0.00% | -100.0% |
| Q4 2020 | $3,000 | 0.0% | 22 | 0.0% | 0.00% | – |
| Q3 2020 | $3,000 | +50.0% | 22 | 0.0% | 0.00% | – |
| Q2 2020 | $2,000 | +100.0% | 22 | +29.4% | 0.00% | – |
| Q1 2020 | $1,000 | 0.0% | 17 | +70.0% | 0.00% | – |
| Q4 2019 | $1,000 | -80.0% | 10 | -81.1% | 0.00% | – |
| Q3 2019 | $5,000 | -16.7% | 53 | 0.0% | 0.00% | – |
| Q2 2019 | $6,000 | -86.0% | 53 | -86.1% | 0.00% | -100.0% |
| Q4 2018 | $43,000 | -89.5% | 380 | -85.0% | 0.00% | -87.1% |
| Q3 2018 | $409,000 | -99.8% | 2,536 | +46.2% | 0.03% | +72.2% |
| Q2 2018 | $206,379,000 | +439004.3% | 1,735 | +342.6% | 0.02% | +350.0% |
| Q1 2018 | $47,000 | +1466.7% | 392 | +587.7% | 0.00% | – |
| Q1 2017 | $3,000 | -81.2% | 57 | -79.9% | 0.00% | -100.0% |
| Q2 2016 | $16,000 | – | 284 | – | 0.00% | – |
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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% |