PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 251 filers reported holding PENUMBRA INC in Q1 2020. The put-call ratio across all filers is 0.51 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2020 | $848,000 | -1.9% | 5,258 | 0.0% | 0.02% | +20.0% |
| Q4 2019 | $864,000 | +22.2% | 5,258 | 0.0% | 0.02% | +15.4% |
| Q3 2019 | $707,000 | -15.9% | 5,258 | 0.0% | 0.01% | -23.5% |
| Q2 2019 | $841,000 | +8.8% | 5,258 | 0.0% | 0.02% | 0.0% |
| Q1 2019 | $773,000 | +20.2% | 5,258 | 0.0% | 0.02% | 0.0% |
| Q4 2018 | $643,000 | -55.8% | 5,258 | -45.9% | 0.02% | -19.0% |
| Q3 2018 | $1,454,000 | +130.8% | 9,716 | +113.2% | 0.02% | +61.5% |
| Q2 2018 | $630,000 | +37.6% | 4,558 | +15.2% | 0.01% | +30.0% |
| Q1 2018 | $458,000 | +70.3% | 3,958 | +38.5% | 0.01% | +233.3% |
| Q4 2017 | $269,000 | – | 2,858 | – | 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% |