PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 152 filers reported holding PENUMBRA INC in Q4 2017. The put-call ratio across all filers is 3.63 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2023 | $23,896 | -15.6% | 95 | -18.8% | 0.00% | 0.0% |
| Q3 2023 | $28,303 | -32.0% | 117 | -3.3% | 0.00% | 0.0% |
| Q2 2023 | $41,631 | +38.3% | 121 | +12.0% | 0.00% | 0.0% |
| Q1 2023 | $30,099 | +273527.3% | 108 | +116.0% | 0.00% | – |
| Q4 2022 | $11 | -99.9% | 50 | -3.8% | 0.00% | – |
| Q3 2022 | $10,000 | +233.3% | 52 | +92.6% | 0.00% | – |
| Q2 2022 | $3,000 | +200.0% | 27 | +800.0% | 0.00% | – |
| Q1 2022 | $1,000 | 0.0% | 3 | +50.0% | 0.00% | – |
| Q4 2021 | $1,000 | -99.9% | 2 | -75.0% | 0.00% | – |
| Q4 2017 | $753,000 | – | 8 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Redmile Group, LLC | 1,562,587 | $51,010,000 | 3.86% |
| Asymmetry Capital Management, L.P. | 9,980 | $400,000 | 0.89% |
| Rock Springs Capital Management LP | 195,000 | $7,820,000 | 0.64% |
| PURA VIDA INVESTMENTS, LLC | 25,800 | $1,035,000 | 0.59% |
| Lisanti Capital Growth, LLC | 15,250 | $612,000 | 0.55% |
| Partner Investment Management, L.P. | 8,986 | $360,000 | 0.54% |
| Novo Holdings A/S | 104,944 | $4,208,000 | 0.44% |
| PFM Health Sciences, LP | 381,270 | $15,289,000 | 0.43% |
| Geduld E E | 7,500 | $301,000 | 0.28% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 100,000 | $4,010,000 | 0.16% |