PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 271 filers reported holding PENUMBRA INC in Q4 2020. The put-call ratio across all filers is 2.24 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $37,000 | -68.4% | 129 | -70.5% | 0.00% | -77.8% |
| Q3 2021 | $117,000 | -2.5% | 438 | 0.0% | 0.01% | -10.0% |
| Q2 2021 | $120,000 | +3.4% | 438 | +2.1% | 0.01% | 0.0% |
| Q1 2021 | $116,000 | +50.6% | 429 | -2.3% | 0.01% | +42.9% |
| Q4 2020 | $77,000 | -16.3% | 439 | -7.0% | 0.01% | -30.0% |
| Q3 2020 | $92,000 | -8.0% | 472 | -23.5% | 0.01% | -23.1% |
| Q1 2020 | $100,000 | +9.9% | 617 | +11.4% | 0.01% | +44.4% |
| Q4 2019 | $91,000 | +19.7% | 554 | -2.3% | 0.01% | +12.5% |
| Q3 2019 | $76,000 | -19.1% | 567 | -3.2% | 0.01% | -20.0% |
| Q2 2019 | $94,000 | +20.5% | 586 | +10.2% | 0.01% | -50.0% |
| Q1 2019 | $78,000 | – | 532 | – | 0.02% | – |
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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% |