PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 312 filers reported holding PENUMBRA INC in Q1 2023. The put-call ratio across all filers is 0.43 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $196 | -24.3% | 811 | +7.6% | 0.00% | – |
| Q2 2023 | $259 | +3.6% | 754 | -16.0% | 0.00% | – |
| Q1 2023 | $250 | +733.3% | 898 | +565.2% | 0.00% | – |
| Q4 2022 | $30 | -99.9% | 135 | 0.0% | 0.00% | – |
| Q3 2022 | $25,000 | -95.2% | 135 | -96.8% | 0.00% | -100.0% |
| Q2 2022 | $518,000 | -43.9% | 4,160 | 0.0% | 0.00% | 0.0% |
| Q1 2022 | $924,000 | -22.7% | 4,160 | 0.0% | 0.00% | 0.0% |
| Q4 2021 | $1,195,000 | +7.9% | 4,160 | 0.0% | 0.00% | 0.0% |
| Q3 2021 | $1,108,000 | +0.5% | 4,160 | +3.4% | 0.00% | 0.0% |
| Q2 2021 | $1,103,000 | +1.3% | 4,025 | 0.0% | 0.00% | 0.0% |
| Q1 2021 | $1,089,000 | +54.7% | 4,025 | 0.0% | 0.00% | 0.0% |
| Q4 2020 | $704,000 | -10.0% | 4,025 | 0.0% | 0.00% | 0.0% |
| Q3 2020 | $782,000 | +0.3% | 4,025 | -7.8% | 0.00% | 0.0% |
| Q2 2020 | $780,000 | +3.2% | 4,365 | -6.9% | 0.00% | 0.0% |
| Q1 2020 | $756,000 | +6.9% | 4,688 | +8.8% | 0.00% | 0.0% |
| Q4 2019 | $707,000 | +27.6% | 4,307 | +4.4% | 0.00% | 0.0% |
| Q3 2019 | $554,000 | -16.1% | 4,125 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $660,000 | +8.9% | 4,125 | 0.0% | 0.00% | 0.0% |
| Q1 2019 | $606,000 | +20.2% | 4,125 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $504,000 | -18.3% | 4,125 | 0.0% | 0.00% | 0.0% |
| Q3 2018 | $617,000 | +8.4% | 4,125 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $569,000 | -48.6% | 4,125 | -56.9% | 0.00% | -50.0% |
| Q1 2018 | $1,107,000 | -11.7% | 9,575 | -28.1% | 0.00% | 0.0% |
| Q4 2017 | $1,253,000 | -37.3% | 13,325 | -39.8% | 0.00% | -50.0% |
| Q3 2017 | $1,997,000 | -20.2% | 22,125 | -22.4% | 0.00% | -20.0% |
| Q2 2017 | $2,503,000 | +1.6% | 28,525 | -3.4% | 0.01% | 0.0% |
| Q1 2017 | $2,463,000 | +27.9% | 29,525 | -2.2% | 0.01% | +25.0% |
| Q4 2016 | $1,925,000 | -37.6% | 30,175 | -25.6% | 0.00% | -33.3% |
| Q3 2016 | $3,083,000 | +1.6% | 40,575 | -20.4% | 0.01% | 0.0% |
| Q2 2016 | $3,033,000 | +4.7% | 50,975 | -19.1% | 0.01% | 0.0% |
| Q1 2016 | $2,896,000 | -14.5% | 62,975 | 0.0% | 0.01% | -25.0% |
| Q4 2015 | $3,388,000 | +259.7% | 62,975 | +168.0% | 0.01% | +300.0% |
| Q3 2015 | $942,000 | – | 23,500 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| RTW INVESTMENTS, LP | 673,371 | $162,895,179 | 3.44% |
| Rock Springs Capital Management LP | 503,750 | $121,862,163 | 3.26% |
| OAK HARBOR WEALTH PARTNERS, LLC | 34,357 | $8,311,302 | 2.94% |
| CARRET ASSET MANAGEMENT, LLC | 79,000 | $19,110,890 | 2.66% |
| PFM Health Sciences, LP | 192,406 | $46,544,935 | 2.19% |
| Redmile Group, LLC | 155,076 | $37,514,435 | 1.78% |
| F/M Investments LLC | 8,461 | $2,046,801 | 1.53% |
| NEXT CENTURY GROWTH INVESTORS LLC | 52,513 | $12,703,419 | 1.38% |
| Atika Capital Management LLC | 37,500 | $9,071,625 | 1.19% |
| Prosight Management, LP | 13,500 | $3,265,785 | 1.04% |