PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 122 filers reported holding PENUMBRA INC in Q4 2016. The put-call ratio across all filers is 6.73 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $475,000 | +70.9% | 1,782 | +75.6% | 0.02% | +66.7% |
| Q2 2021 | $278,000 | +768.8% | 1,015 | +415.2% | 0.01% | -35.7% |
| Q1 2020 | $32,000 | -78.8% | 197 | -78.5% | 0.01% | -61.1% |
| Q4 2019 | $151,000 | -60.4% | 917 | -61.5% | 0.04% | -65.4% |
| Q2 2019 | $381,000 | +119.0% | 2,380 | +101.5% | 0.10% | +50.7% |
| Q1 2019 | $174,000 | +81.2% | 1,181 | +84.0% | 0.07% | +109.1% |
| Q3 2018 | $96,000 | +1100.0% | 642 | +542.0% | 0.03% | +725.0% |
| Q3 2016 | $8,000 | – | 100 | – | 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% |