PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 312 filers reported holding PENUMBRA INC in Q1 2023. The put-call ratio across all filers is 0.43 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $604 | +71.6% | 2,170 | +36.9% | 0.00% | +50.0% |
| Q4 2022 | $352 | -99.9% | 1,585 | 0.0% | 0.00% | 0.0% |
| Q3 2022 | $300,000 | +51.5% | 1,585 | -0.6% | 0.00% | +100.0% |
| Q2 2022 | $198,000 | +19700.0% | 1,595 | +31800.0% | 0.00% | – |
| Q1 2022 | $1,000 | – | 5 | +400.0% | 0.00% | – |
| Q4 2021 | $0 | -100.0% | 1 | -99.8% | 0.00% | -100.0% |
| Q3 2020 | $118,000 | +391.7% | 608 | +305.3% | 0.00% | – |
| Q1 2020 | $24,000 | -4.0% | 150 | 0.0% | 0.00% | – |
| Q4 2019 | $25,000 | +25.0% | 150 | 0.0% | 0.00% | – |
| Q3 2019 | $20,000 | -16.7% | 150 | 0.0% | 0.00% | – |
| Q2 2019 | $24,000 | +9.1% | 150 | 0.0% | 0.00% | – |
| Q1 2019 | $22,000 | – | 150 | – | 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% |