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 | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $3 | -99.9% | 138 | 0.0% | 0.00% | – |
| Q3 2022 | $4,000 | +300.0% | 138 | +245.0% | 0.00% | – |
| Q2 2022 | $1,000 | -80.0% | 40 | -50.0% | 0.00% | – |
| Q3 2021 | $5,000 | -77.3% | 80 | -68.1% | 0.00% | – |
| Q2 2021 | $22,000 | +10.0% | 251 | +46.8% | 0.00% | – |
| Q1 2021 | $20,000 | +5.3% | 171 | +36.8% | 0.00% | – |
| Q4 2020 | $19,000 | +216.7% | 125 | +131.5% | 0.00% | – |
| Q3 2020 | $6,000 | – | 54 | – | 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% |