PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 275 filers reported holding PENUMBRA INC in Q1 2021. The put-call ratio across all filers is 0.83 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $2,687,129 | +241.0% | 9,642 | +172.2% | 0.33% | +188.7% |
| Q4 2022 | $787,953 | +258.2% | 3,542 | +361.8% | 0.12% | +64.3% |
| Q4 2021 | $220,000 | -29.9% | 767 | -34.9% | 0.07% | -23.1% |
| Q3 2021 | $314,000 | -60.5% | 1,178 | -59.4% | 0.09% | -56.2% |
| Q2 2021 | $795,000 | +103.8% | 2,900 | +101.2% | 0.21% | +131.1% |
| Q1 2021 | $390,000 | -31.2% | 1,441 | -61.9% | 0.09% | -3.2% |
| Q3 2018 | $567,000 | -12.4% | 3,786 | -19.2% | 0.09% | -36.3% |
| Q2 2018 | $647,000 | +43.5% | 4,686 | +20.1% | 0.15% | +27.0% |
| Q1 2018 | $451,000 | -9.8% | 3,902 | -26.5% | 0.12% | +12.7% |
| Q4 2017 | $500,000 | – | 5,312 | – | 0.10% | – |
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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% |