PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 190 filers reported holding PENUMBRA INC in Q4 2018. The put-call ratio across all filers is 1.11 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $14,756 | -50.0% | 61 | -47.4% | 0.00% | 0.0% |
| Q2 2023 | $29,539 | +2853.9% | 116 | +2800.0% | 0.00% | – |
| Q3 2022 | $1,000 | 0.0% | 4 | 0.0% | 0.00% | – |
| Q2 2022 | $1,000 | -50.0% | 4 | -42.9% | 0.00% | – |
| Q1 2022 | $2,000 | +100.0% | 7 | +133.3% | 0.00% | – |
| Q4 2021 | $1,000 | -95.2% | 3 | -98.3% | 0.00% | -100.0% |
| Q4 2018 | $21,000 | -19.2% | 172 | 0.0% | 0.00% | 0.0% |
| Q3 2018 | $26,000 | +8.3% | 172 | -2.3% | 0.00% | 0.0% |
| Q2 2018 | $24,000 | +50.0% | 176 | +1.1% | 0.00% | 0.0% |
| Q1 2018 | $16,000 | 0.0% | 174 | 0.0% | 0.00% | 0.0% |
| Q4 2017 | $16,000 | -36.0% | 174 | -36.5% | 0.00% | 0.0% |
| Q3 2017 | $25,000 | +177.8% | 274 | +163.5% | 0.00% | – |
| Q2 2017 | $9,000 | 0.0% | 104 | 0.0% | 0.00% | – |
| Q1 2017 | $9,000 | +50.0% | 104 | +4.0% | 0.00% | – |
| Q4 2016 | $6,000 | -25.0% | 100 | 0.0% | 0.00% | – |
| Q3 2016 | $8,000 | +33.3% | 100 | 0.0% | 0.00% | – |
| Q2 2016 | $6,000 | +20.0% | 100 | 0.0% | 0.00% | – |
| Q4 2015 | $5,000 | – | 100 | – | 0.00% | – |
Download | ||||||
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% |