SURFACE ONCOLOGY INC's ticker is SURF and the CUSIP is 86877M209. A total of 100 filers reported holding SURFACE ONCOLOGY INC in Q2 2021. The put-call ratio across all filers is 0.75 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $502 | -99.0% | 613 | -98.7% | 0.00% | -100.0% |
| Q3 2022 | $48,000 | -38.5% | 46,590 | 0.0% | 0.00% | -57.1% |
| Q2 2022 | $78,000 | -43.5% | 46,590 | -0.6% | 0.01% | -12.5% |
| Q1 2022 | $138,000 | -37.8% | 46,894 | +1.1% | 0.01% | -57.9% |
| Q4 2021 | $222,000 | -50.4% | 46,397 | -19.2% | 0.02% | -47.2% |
| Q1 2021 | $448,000 | – | 57,392 | – | 0.04% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Atlas Venture Associates IX, LLC | 2,945,453 | $8,660,000 | 7.96% |
| Octagon Capital Advisors LP | 2,300,000 | $6,762,000 | 1.46% |
| ACT CAPITAL MANAGEMENT, LLC | 170,500 | $501,000 | 0.53% |
| DAFNA Capital Management LLC | 680,000 | $1,999,000 | 0.52% |
| EcoR1 Capital, LLC | 4,653,000 | $13,680,000 | 0.43% |
| SummerHaven Investment Management, LLC | 134,167 | $394,000 | 0.22% |
| Parkman Healthcare Partners LLC | 209,148 | $615,000 | 0.18% |
| Connective Portfolio Management, LLC | 25,000 | $71,000 | 0.15% |
| Kingsbury Capital Investment Advisors LLC | 31,388 | $92,000 | 0.10% |
| C M BIDWELL & ASSOCIATES LTD | 50,655 | $149,000 | 0.10% |