SPECTRUM PHARMACEUTICALS INC's ticker is and the CUSIP is 84763A958. A total of 3 filers reported holding SPECTRUM PHARMACEUTICALS INC in Q1 2023. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $44 | +25.7% | 46,700 | 0.0% | 0.00% | – |
| Q1 2023 | $35 | +40.0% | 46,700 | -32.3% | 0.00% | – |
| Q4 2022 | $25 | -99.9% | 69,000 | -23.8% | 0.00% | – |
| Q3 2022 | $38,000 | +3700.0% | 90,500 | +4209.5% | 0.00% | – |
| Q2 2022 | $1,000 | -66.7% | 2,100 | -22.2% | 0.00% | – |
| Q1 2022 | $3,000 | -93.9% | 2,700 | -93.0% | 0.00% | – |
| Q4 2021 | $49,000 | -77.6% | 38,800 | -32.4% | 0.00% | – |
| Q3 2021 | $219,000 | +1.9% | 57,400 | 0.0% | 0.00% | – |
| Q2 2021 | $215,000 | – | 57,400 | +26722.4% | 0.00% | – |
| Q1 2021 | $0 | -100.0% | 214 | -44.8% | 0.00% | – |
| Q4 2020 | $132,000 | +9.1% | 388 | +30.6% | 0.00% | – |
| Q3 2020 | $121,000 | +57.1% | 297 | +29.7% | 0.00% | – |
| Q2 2020 | $77,000 | +30.5% | 229 | -9.8% | 0.00% | – |
| Q1 2020 | $59,000 | -61.9% | 254 | -40.5% | 0.00% | – |
| Q4 2019 | $155,000 | -59.7% | 427 | -8.2% | 0.00% | -100.0% |
| Q3 2019 | $385,000 | -53.9% | 465 | -52.2% | 0.00% | -50.0% |
| Q2 2019 | $836,000 | +696.2% | 972 | +881.8% | 0.00% | – |
| Q1 2019 | $105,000 | +20.7% | 99 | -1.0% | 0.00% | – |
| Q4 2018 | $87,000 | -91.9% | 100 | -84.4% | 0.00% | -100.0% |
| Q3 2018 | $1,076,000 | +31.4% | 641 | +63.9% | 0.00% | 0.0% |
| Q2 2018 | $819,000 | +3622.7% | 391 | +574.1% | 0.00% | +200.0% |
| Q1 2018 | $22,000 | +175.0% | 58 | -49.1% | 0.00% | – |
| Q4 2017 | $8,000 | +700.0% | 114 | +46.2% | 0.00% | – |
| Q3 2017 | $1,000 | – | 78 | +271.4% | 0.00% | – |
| Q4 2016 | $0 | -100.0% | 21 | -69.6% | 0.00% | – |
| Q3 2016 | $5,000 | – | 69 | +590.0% | 0.00% | – |
| Q2 2016 | $0 | -100.0% | 10 | -58.3% | 0.00% | – |
| Q1 2016 | $4,000 | -20.0% | 24 | 0.0% | 0.00% | – |
| Q4 2015 | $5,000 | – | 24 | +2300.0% | 0.00% | – |
| Q2 2015 | $0 | – | 1 | -50.0% | 0.00% | – |
| Q1 2015 | $0 | -100.0% | 2 | -80.0% | 0.00% | – |
| Q4 2014 | $3,000 | – | 10 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 300 | $1,000 | 0.00% |
| SIMPLEX TRADING, LLC | 388 | $132,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |