STAAR SURGICAL CO's ticker is and the CUSIP is 852312905. A total of 4 filers reported holding STAAR SURGICAL CO in Q3 2023. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $16,072 | -72.2% | 400 | -63.6% | 0.00% | – |
| Q2 2023 | $57,827 | -98.7% | 1,100 | -98.4% | 0.00% | -100.0% |
| Q1 2023 | $4,418,945 | +7.6% | 69,100 | -18.3% | 0.02% | +60.0% |
| Q4 2022 | $4,106,484 | -45.9% | 84,600 | -21.4% | 0.01% | -33.3% |
| Q3 2022 | $7,591,000 | +11.9% | 107,600 | +12.6% | 0.02% | +36.4% |
| Q2 2022 | $6,781,000 | +5.1% | 95,600 | +18.5% | 0.01% | +83.3% |
| Q1 2022 | $6,449,000 | +431.2% | 80,700 | +506.8% | 0.01% | +500.0% |
| Q4 2021 | $1,214,000 | -52.8% | 13,300 | -33.5% | 0.00% | -66.7% |
| Q3 2021 | $2,571,000 | -47.5% | 20,000 | -37.7% | 0.00% | -50.0% |
| Q2 2021 | $4,895,000 | -49.4% | 32,100 | -65.0% | 0.01% | -57.1% |
| Q1 2021 | $9,666,000 | +108.6% | 91,700 | +56.8% | 0.01% | +75.0% |
| Q4 2020 | $4,634,000 | +89.7% | 58,500 | +35.4% | 0.01% | 0.0% |
| Q3 2020 | $2,443,000 | +322.7% | 43,200 | +359.6% | 0.01% | +166.7% |
| Q2 2020 | $578,000 | +2123.1% | 9,400 | +1075.0% | 0.00% | – |
| Q1 2020 | $26,000 | -92.1% | 800 | -91.5% | 0.00% | -100.0% |
| Q4 2019 | $331,000 | -59.9% | 9,400 | -70.6% | 0.00% | -71.4% |
| Q3 2019 | $825,000 | +172.3% | 32,000 | +210.7% | 0.01% | +133.3% |
| Q2 2019 | $303,000 | +18.4% | 10,300 | +37.3% | 0.00% | 0.0% |
| Q1 2019 | $256,000 | +631.4% | 7,500 | +581.8% | 0.00% | – |
| Q4 2018 | $35,000 | +20.7% | 1,100 | +83.3% | 0.00% | – |
| Q3 2018 | $29,000 | -6.5% | 600 | -40.0% | 0.00% | – |
| Q2 2018 | $31,000 | +520.0% | 1,000 | +100.0% | 0.00% | – |
| Q4 2016 | $5,000 | 0.0% | 500 | 0.0% | 0.00% | – |
| Q3 2016 | $5,000 | +400.0% | 500 | +150.0% | 0.00% | – |
| Q2 2016 | $1,000 | -75.0% | 200 | -60.0% | 0.00% | – |
| Q1 2015 | $4,000 | -20.0% | 500 | 0.0% | 0.00% | – |
| Q4 2014 | $5,000 | -97.2% | 500 | -97.0% | 0.00% | -100.0% |
| Q3 2014 | $180,000 | -85.0% | 16,900 | -76.4% | 0.00% | -84.2% |
| Q2 2014 | $1,203,000 | +28.5% | 71,600 | +43.8% | 0.02% | +18.8% |
| Q1 2014 | $936,000 | +293.3% | 49,800 | +238.8% | 0.02% | +300.0% |
| Q4 2013 | $238,000 | -80.9% | 14,700 | -84.0% | 0.00% | -83.3% |
| Q3 2013 | $1,247,000 | +124600.0% | 92,100 | +92000.0% | 0.02% | – |
| Q2 2013 | $1,000 | – | 100 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 95,600 | $6,781,000 | 0.01% |
| SIMPLEX TRADING, LLC | 16,300 | $1,156,000 | 0.00% |
| JANE STREET GROUP, LLC | 35,900 | $2,546,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |