PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 204 filers reported holding PENUMBRA INC in Q1 2019. The put-call ratio across all filers is 1.04 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $6,474,000 | +30.9% | 44,041 | +8.8% | 0.01% | +14.3% |
| Q4 2018 | $4,944,000 | -60.7% | 40,461 | -51.8% | 0.01% | -12.5% |
| Q3 2018 | $12,574,000 | +121.4% | 83,988 | +104.3% | 0.01% | +14.3% |
| Q2 2018 | $5,679,000 | -19.0% | 41,111 | -32.2% | 0.01% | -22.2% |
| Q1 2018 | $7,014,000 | +39.4% | 60,652 | +13.4% | 0.01% | +50.0% |
| Q4 2017 | $5,033,000 | +5.1% | 53,485 | +0.9% | 0.01% | 0.0% |
| Q3 2017 | $4,788,000 | +2.5% | 53,020 | -0.4% | 0.01% | -14.3% |
| Q2 2017 | $4,672,000 | +20.0% | 53,241 | +14.1% | 0.01% | +16.7% |
| Q1 2017 | $3,893,000 | +44.8% | 46,645 | +10.7% | 0.01% | +50.0% |
| Q4 2016 | $2,688,000 | -13.9% | 42,130 | +2.5% | 0.00% | -20.0% |
| Q3 2016 | $3,122,000 | +29.1% | 41,090 | +1.1% | 0.01% | +25.0% |
| Q2 2016 | $2,418,000 | +698.0% | 40,645 | +517.7% | 0.00% | +300.0% |
| Q1 2016 | $303,000 | -14.4% | 6,580 | 0.0% | 0.00% | 0.0% |
| Q4 2015 | $354,000 | – | 6,580 | – | 0.00% | – |
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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% |