PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 55 filers reported holding PENUMBRA INC in Q4 2015. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $2,571,000 | +19.9% | 15,656 | -1.8% | 0.02% | +6.7% |
| Q3 2019 | $2,144,000 | -17.9% | 15,939 | -2.1% | 0.02% | -21.1% |
| Q2 2019 | $2,611,000 | +24.0% | 16,274 | +13.7% | 0.02% | +18.8% |
| Q1 2019 | $2,105,000 | +18.1% | 14,319 | -1.9% | 0.02% | 0.0% |
| Q4 2018 | $1,783,000 | -22.1% | 14,590 | -4.6% | 0.02% | -15.8% |
| Q3 2018 | $2,288,000 | +59.0% | 15,291 | +22.9% | 0.02% | +46.2% |
| Q2 2018 | $1,439,000 | 0.0% | 12,444 | 0.0% | 0.01% | 0.0% |
| Q1 2018 | $1,439,000 | +21.9% | 12,444 | -0.8% | 0.01% | +18.2% |
| Q4 2017 | $1,180,000 | +10.2% | 12,544 | +5.7% | 0.01% | -8.3% |
| Q3 2017 | $1,071,000 | -1.2% | 11,864 | -3.9% | 0.01% | -7.7% |
| Q2 2017 | $1,084,000 | -0.9% | 12,349 | -5.8% | 0.01% | -7.1% |
| Q1 2017 | $1,094,000 | +32.1% | 13,104 | +1.0% | 0.01% | +16.7% |
| Q4 2016 | $828,000 | -1.5% | 12,980 | +17.3% | 0.01% | -7.7% |
| Q3 2016 | $841,000 | +272.1% | 11,065 | +191.6% | 0.01% | +225.0% |
| Q2 2016 | $226,000 | +1312.5% | 3,795 | +984.3% | 0.00% | – |
| Q1 2016 | $16,000 | -15.8% | 350 | 0.0% | 0.00% | – |
| Q4 2015 | $19,000 | +35.7% | 350 | 0.0% | 0.00% | – |
| Q3 2015 | $14,000 | – | 350 | – | 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% |