Proto Labs shares owned by Citadel Advisors
Historical chart of Citadel Advisors investment in Proto Labs
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Quarterly reported holdings in Proto Labs by Citadel Advisors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $4.0M | 79k | 50.03 |
| 2025-06-30 | $6.1M | 152k | 40.04 |
| 2025-03-31 | $3.1M | 87k | 35.04 |
| 2024-12-31 | $4.3M | 110k | 39.09 |
| 2024-09-30 | $2.4M | 83k | 29.37 |
| 2024-06-30 | $3.0M | 98k | 30.89 |
| 2024-03-31 | $2.8M | 78k | 35.75 |
| 2023-12-31 | $3.1M | 80k | 38.96 |
| 2023-09-30 | $3.7M | 142k | 26.40 |
| 2023-06-30 | $4.7M | 135k | 34.96 |
| 2023-03-31 | $2.2M | 66k | 33.15 |
| 2022-12-31 | $1.9M | 75k | 25.53 |
| 2022-06-30 | $4.6M | 97k | 47.84 |
| 2022-03-31 | $8.1M | 152k | 52.89 |
| 2021-12-31 | $4.0M | 79k | 51.39 |
| 2021-09-30 | $27M | 409k | 66.61 |
| 2021-06-30 | $30M | 324k | 91.80 |
| 2021-03-31 | $30M | 248k | 121.75 |
| 2020-12-31 | $15M | 96k | 153.40 |
| 2020-09-30 | $12M | 90k | 129.53 |
| 2020-06-30 | $6.8M | 60k | 112.44 |
| 2020-03-31 | $4.3M | 56k | 76.16 |
| 2019-12-31 | $1.1M | 11k | 101.61 |
| 2019-09-30 | $2.0M | 20k | 102.12 |
| 2019-06-30 | $2.9M | 25k | 116.15 |
| 2019-03-31 | $3.6M | 34k | 105.17 |
| 2018-12-31 | $10M | 91k | 112.78 |
| 2018-09-30 | $12M | 76k | 161.60 |
| 2018-06-30 | $9.1M | 76k | 118.98 |
| 2018-03-31 | $3.3M | 28k | 117.55 |
| 2017-12-31 | $2.9M | 28k | 103.00 |
| 2017-09-30 | $1.5M | 18k | 80.29 |
| 2017-06-30 | $2.5M | 37k | 67.25 |
| 2017-03-31 | $2.3M | 44k | 51.11 |
| 2016-12-31 | $1.6M | 30k | 51.41 |
| 2016-09-30 | $2.2M | 36k | 59.91 |
| 2016-06-30 | $467k | 8.1k | 57.53 |
| 2015-12-31 | $3.6M | 56k | 63.69 |
| 2015-09-30 | $3.9M | 58k | 67.05 |
| 2014-12-31 | $11k | 166 | 66.27 |
| 2014-09-30 | $391k | 5.7k | 69.08 |
| 2014-03-31 | $1.6M | 24k | 67.65 |
| 2013-12-31 | $2.1M | 30k | 71.18 |
| 2013-09-30 | $1.1M | 14k | 76.38 |
| 2013-06-30 | $2.6M | 40k | 64.98 |
| 2013-03-31 | $1.8M | 36k | 49.09 |
| 2012-12-31 | $2.7M | 68k | 39.42 |
| 2012-03-31 | $283k | 8.3k | 34.13 |