PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 202 filers reported holding PENUMBRA INC in Q3 2018. The put-call ratio across all filers is 0.74 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $257,000 | -24.2% | 964 | -23.1% | 0.03% | -53.6% |
| Q1 2021 | $339,000 | +32.9% | 1,254 | -19.2% | 0.06% | +86.7% |
| Q4 2019 | $255,000 | -0.4% | 1,552 | -2.9% | 0.03% | +3.4% |
| Q2 2019 | $256,000 | -68.0% | 1,599 | -70.1% | 0.03% | -34.1% |
| Q3 2018 | $800,000 | -47.7% | 5,346 | -51.7% | 0.04% | -42.1% |
| Q2 2018 | $1,530,000 | +360.8% | 11,076 | +98.6% | 0.08% | +322.2% |
| Q2 2016 | $332,000 | -38.9% | 5,576 | -52.7% | 0.02% | -48.6% |
| Q1 2016 | $543,000 | +140.3% | 11,800 | +181.0% | 0.04% | +218.2% |
| Q4 2015 | $226,000 | – | 4,200 | – | 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% |