PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 283 filers reported holding PENUMBRA INC in Q1 2022. The put-call ratio across all filers is 1.04 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $951,000 | +60.4% | 3,311 | +48.9% | 0.08% | +35.6% |
| Q3 2021 | $593,000 | -10.4% | 2,224 | -7.9% | 0.06% | -13.2% |
| Q2 2021 | $662,000 | +4037.5% | 2,414 | +2523.9% | 0.07% | +3300.0% |
| Q4 2020 | $16,000 | -20.0% | 92 | -10.7% | 0.00% | 0.0% |
| Q3 2020 | $20,000 | +400.0% | 103 | +296.2% | 0.00% | +100.0% |
| Q2 2019 | $4,000 | -85.2% | 26 | -85.6% | 0.00% | -83.3% |
| Q1 2019 | $27,000 | +800.0% | 181 | +624.0% | 0.01% | – |
| Q4 2018 | $3,000 | – | 25 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| PFM Health Sciences, LP | 1,029,564 | $138,466,000 | 4.09% |
| GREAT POINT PARTNERS LLC | 300,000 | $40,347,000 | 3.71% |
| CARRET ASSET MANAGEMENT, LLC | 168,551 | $22,668,000 | 3.60% |
| Partner Investment Management, L.P. | 12,558 | $1,689,000 | 2.89% |
| Redmile Group, LLC | 297,972 | $40,074,000 | 1.34% |
| Rock Springs Capital Management LP | 242,500 | $32,614,000 | 1.30% |
| Redwood Investments, LLC | 90,147 | $12,124,000 | 0.93% |
| Ardevora Asset Management LLP | 242,700 | $32,641,000 | 0.91% |
| NEXT CENTURY GROWTH INVESTORS LLC | 39,134 | $5,263,000 | 0.85% |
| Stephens Investment Management Group LLC | 307,074 | $41,298,000 | 0.83% |