PENUMBRA INC's ticker is PEN and the CUSIP is 70975L107. A total of 172 filers reported holding PENUMBRA INC in Q1 2018. The put-call ratio across all filers is 0.55 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2023 | $23,896 | -15.6% | 95 | -18.8% | 0.00% | 0.0% |
| Q3 2023 | $28,303 | -32.0% | 117 | -3.3% | 0.00% | 0.0% |
| Q2 2023 | $41,631 | +38.3% | 121 | +12.0% | 0.00% | 0.0% |
| Q1 2023 | $30,099 | +273527.3% | 108 | +116.0% | 0.00% | – |
| Q4 2022 | $11 | -99.9% | 50 | -3.8% | 0.00% | – |
| Q3 2022 | $10,000 | +233.3% | 52 | +92.6% | 0.00% | – |
| Q2 2022 | $3,000 | +200.0% | 27 | +800.0% | 0.00% | – |
| Q1 2022 | $1,000 | 0.0% | 3 | +50.0% | 0.00% | – |
| Q4 2021 | $1,000 | -99.9% | 2 | -75.0% | 0.00% | – |
| Q4 2017 | $753,000 | – | 8 | – | 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% |