PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 134 filers reported holding PENUMBRA INC in Q1 2017. The put-call ratio across all filers is 7.66 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $7,995,000 | +128.4% | 30,000 | +50.0% | 0.24% | +91.3% |
| Q4 2020 | $3,500,000 | +147.9% | 20,000 | +33.3% | 0.13% | -78.5% |
| Q4 2017 | $1,412,000 | -73.8% | 15,000 | -74.8% | 0.59% | -62.5% |
| Q3 2017 | $5,380,000 | +22.6% | 59,579 | +19.2% | 1.57% | -9.6% |
| Q2 2017 | $4,388,000 | -15.9% | 50,000 | -20.1% | 1.74% | +12.8% |
| Q1 2017 | $5,220,000 | -13.9% | 62,555 | -34.2% | 1.54% | -30.5% |
| Q4 2016 | $6,061,000 | +59.5% | 95,000 | +90.0% | 2.22% | +92.5% |
| Q3 2016 | $3,800,000 | +267.1% | 50,000 | +93.8% | 1.15% | +95.3% |
| Q3 2015 | $1,035,000 | – | 25,800 | – | 0.59% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| RTW INVESTMENTS, LP | 698,371 | $132,411,000 | 3.05% |
| OAK HARBOR WEALTH PARTNERS, LLC | 37,379 | $7,087,000 | 2.78% |
| CARRET ASSET MANAGEMENT, LLC | 88,500 | $16,780,000 | 2.50% |
| PFM Health Sciences, LP | 360,030 | $68,262,000 | 2.47% |
| Rock Springs Capital Management LP | 476,000 | $90,250,000 | 2.33% |
| PFM Health Sciences, LP | 207,500 | $39,342,000 | 1.42% |
| Affinity Asset Advisors, LLC | 25,000 | $4,740,000 | 1.32% |
| Redmile Group, LLC | 178,792 | $33,899,000 | 1.32% |
| Atika Capital Management LLC | 76,000 | $14,409,000 | 1.22% |
| Champlain Investment Partners, LLC | 804,075 | $152,453,000 | 1.04% |