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 | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $243,120 | -90.5% | 1,005 | -86.5% | 0.00% | -83.3% |
| Q2 2023 | $2,559,806 | +91.5% | 7,440 | +55.1% | 0.01% | +100.0% |
| Q1 2023 | $1,336,597 | +166.8% | 4,796 | +86.2% | 0.00% | – |
| Q3 2020 | $501,000 | -82.4% | 2,576 | -87.8% | 0.00% | -100.0% |
| Q3 2019 | $2,843,000 | -62.6% | 21,138 | -55.5% | 0.00% | -66.7% |
| Q2 2019 | $7,604,000 | +145.1% | 47,523 | +125.2% | 0.01% | +125.0% |
| Q1 2019 | $3,102,000 | +22057.1% | 21,100 | +17781.4% | 0.00% | – |
| Q4 2018 | $14,000 | -96.3% | 118 | -95.4% | 0.00% | – |
| Q3 2018 | $381,000 | +37.1% | 2,544 | +26.4% | 0.00% | – |
| Q2 2018 | $278,000 | +371.2% | 2,012 | +296.8% | 0.00% | – |
| Q1 2018 | $59,000 | -85.9% | 507 | -88.6% | 0.00% | -100.0% |
| Q4 2017 | $419,000 | – | 4,452 | – | 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% |