PROTO LABS INC's ticker is and the CUSIP is 743713959. A total of 2 filers reported holding PROTO LABS INC in Q1 2023. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $36 | +1100.0% | 1,400 | +1300.0% | 0.00% | – |
| Q2 2023 | $3 | -66.7% | 100 | -66.7% | 0.00% | – |
| Q1 2023 | $9 | -55.0% | 300 | -62.5% | 0.00% | – |
| Q4 2022 | $20 | -99.3% | 800 | +700.0% | 0.00% | – |
| Q3 2022 | $3,000 | -98.4% | 100 | -97.4% | 0.00% | – |
| Q2 2022 | $186,000 | -2.1% | 3,900 | +8.3% | 0.00% | – |
| Q1 2022 | $190,000 | -73.8% | 3,600 | -74.5% | 0.00% | -100.0% |
| Q4 2021 | $724,000 | -66.7% | 14,100 | -40.0% | 0.00% | -50.0% |
| Q3 2021 | $2,173,000 | +0.7% | 23,500 | 0.0% | 0.00% | 0.0% |
| Q2 2021 | $2,157,000 | -0.5% | 23,500 | +13102.2% | 0.00% | -50.0% |
| Q1 2021 | $2,167,000 | +131.8% | 178 | +191.8% | 0.00% | +300.0% |
| Q4 2020 | $935,000 | +261.0% | 61 | +205.0% | 0.00% | – |
| Q3 2020 | $259,000 | +65.0% | 20 | +42.9% | 0.00% | – |
| Q2 2020 | $157,000 | +423.3% | 14 | +250.0% | 0.00% | – |
| Q1 2020 | $30,000 | -96.8% | 4 | -95.7% | 0.00% | -100.0% |
| Q4 2019 | $934,000 | +9240.0% | 92 | +9100.0% | 0.00% | – |
| Q3 2019 | $10,000 | -98.7% | 1 | -98.5% | 0.00% | -100.0% |
| Q2 2019 | $754,000 | -0.4% | 65 | -9.7% | 0.00% | 0.0% |
| Q1 2019 | $757,000 | -5.4% | 72 | +1.4% | 0.00% | 0.0% |
| Q4 2018 | $800,000 | -57.4% | 71 | -38.8% | 0.00% | -66.7% |
| Q3 2018 | $1,876,000 | +463.4% | 116 | +314.3% | 0.01% | +500.0% |
| Q2 2018 | $333,000 | +1858.8% | 28 | -86.1% | 0.00% | 0.0% |
| Q1 2018 | $17,000 | – | 201 | +1016.7% | 0.00% | – |
| Q4 2017 | $0 | – | 18 | -47.1% | 0.00% | – |
| Q3 2017 | $0 | -100.0% | 34 | -42.4% | 0.00% | – |
| Q2 2017 | $2,000 | -80.0% | 59 | +90.3% | 0.00% | – |
| Q1 2017 | $10,000 | +66.7% | 31 | +34.8% | 0.00% | – |
| Q4 2016 | $6,000 | +50.0% | 23 | +360.0% | 0.00% | – |
| Q3 2016 | $4,000 | -55.6% | 5 | -87.5% | 0.00% | -100.0% |
| Q2 2016 | $9,000 | -50.0% | 40 | -66.1% | 0.00% | 0.0% |
| Q1 2016 | $18,000 | -45.5% | 118 | +19.2% | 0.00% | -66.7% |
| Q4 2015 | $33,000 | +65.0% | 99 | +86.8% | 0.00% | +200.0% |
| Q3 2015 | $20,000 | -42.9% | 53 | -50.5% | 0.00% | -66.7% |
| Q2 2015 | $35,000 | +1066.7% | 107 | +409.5% | 0.00% | – |
| Q1 2015 | $3,000 | -40.0% | 21 | -4.5% | 0.00% | -100.0% |
| Q4 2014 | $5,000 | – | 22 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SIMPLEX TRADING, LLC | 1,400 | $36 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| GROUP ONE TRADING, L.P. | 2,500 | $66,000 | 0.00% |