PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 172 filers reported holding PENUMBRA INC in Q1 2018. The put-call ratio across all filers is 0.55 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $3,452,779 | -47.3% | 14,273 | -25.1% | 0.01% | -46.2% |
| Q2 2023 | $6,555,030 | -11.1% | 19,052 | -28.0% | 0.01% | -7.1% |
| Q1 2023 | $7,372,463 | +53.7% | 26,454 | +22.7% | 0.01% | +40.0% |
| Q4 2022 | $4,797,792 | +14438.8% | 21,567 | +12016.3% | 0.01% | – |
| Q3 2022 | $33,000 | -75.4% | 178 | -83.5% | 0.00% | – |
| Q2 2022 | $134,000 | -43.9% | 1,079 | 0.0% | 0.00% | – |
| Q1 2022 | $239,000 | -80.6% | 1,079 | -74.8% | 0.00% | -100.0% |
| Q4 2021 | $1,231,000 | +6.0% | 4,289 | -1.7% | 0.00% | 0.0% |
| Q3 2021 | $1,161,000 | +223.4% | 4,362 | +232.2% | 0.00% | +100.0% |
| Q2 2021 | $359,000 | -87.6% | 1,313 | -87.7% | 0.00% | -80.0% |
| Q1 2021 | $2,887,000 | +64.8% | 10,677 | +6.6% | 0.01% | +66.7% |
| Q4 2020 | $1,752,000 | -12.3% | 10,012 | -2.7% | 0.00% | -25.0% |
| Q3 2020 | $1,997,000 | +19.2% | 10,286 | +9.7% | 0.00% | 0.0% |
| Q2 2020 | $1,675,000 | -8.1% | 9,378 | -17.0% | 0.00% | -20.0% |
| Q1 2020 | $1,822,000 | -13.1% | 11,305 | -11.5% | 0.01% | +25.0% |
| Q4 2019 | $2,096,000 | -85.7% | 12,770 | -88.4% | 0.00% | -85.7% |
| Q3 2019 | $14,619,000 | -44.2% | 109,622 | -33.1% | 0.03% | -42.9% |
| Q2 2019 | $26,215,000 | +1.6% | 163,841 | -6.5% | 0.05% | +2.1% |
| Q1 2019 | $25,804,000 | +11.9% | 175,309 | -6.3% | 0.05% | -7.7% |
| Q4 2018 | $23,057,000 | +176.0% | 187,116 | +235.2% | 0.05% | +225.0% |
| Q3 2018 | $8,355,000 | +24.0% | 55,816 | +14.5% | 0.02% | +14.3% |
| Q2 2018 | $6,737,000 | -34.7% | 48,744 | -45.4% | 0.01% | -17.6% |
| Q1 2018 | $10,315,000 | -11.9% | 89,194 | -27.2% | 0.02% | -15.0% |
| Q4 2017 | $11,703,000 | +18.5% | 122,491 | +12.0% | 0.02% | +17.6% |
| Q3 2017 | $9,878,000 | -29.7% | 109,400 | -31.6% | 0.02% | -32.0% |
| Q2 2017 | $14,043,000 | +223.9% | 160,033 | +208.0% | 0.02% | +212.5% |
| Q1 2017 | $4,335,000 | +24.4% | 51,953 | -4.4% | 0.01% | +14.3% |
| Q4 2016 | $3,484,000 | – | 54,347 | – | 0.01% | – |
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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% |