ATHERSYS INC's ticker is and the CUSIP is 04744L906. A total of 4 filers reported holding ATHERSYS INC in Q2 2021. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $364,000 | -58.7% | 4,036 | -39.0% | 0.05% | -55.5% |
| Q3 2021 | $881,000 | +41.6% | 6,621 | +53.2% | 0.12% | +35.2% |
| Q2 2021 | $622,000 | +528.3% | 4,321 | +1152.5% | 0.09% | +2100.0% |
| Q1 2015 | $99,000 | +23.8% | 345 | -32.1% | 0.00% | +33.3% |
| Q4 2014 | $80,000 | -11.1% | 508 | -21.5% | 0.00% | 0.0% |
| Q3 2014 | $90,000 | +200.0% | 647 | +280.6% | 0.00% | +200.0% |
| Q2 2014 | $30,000 | -84.3% | 170 | -71.1% | 0.00% | -90.9% |
| Q1 2014 | $191,000 | +114.6% | 588 | +66.1% | 0.01% | +83.3% |
| Q4 2013 | $89,000 | +304.5% | 354 | +166.2% | 0.01% | +500.0% |
| Q3 2013 | $22,000 | – | 133 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SIMPLEX TRADING, LLC | 78,300 | $20,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| GROUP ONE TRADING, L.P. | 185,400 | $48,000 | 0.00% |