SURFACE ONCOLOGY INC's ticker is SURF and the CUSIP is 86877M209. A total of 93 filers reported holding SURFACE ONCOLOGY INC in Q3 2021. The put-call ratio across all filers is 0.40 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $17 | -10.5% | 20,332 | -25.9% | 0.00% | – |
| Q1 2023 | $19 | +533.3% | 27,440 | +600.7% | 0.00% | – |
| Q4 2022 | $3 | -99.9% | 3,916 | -0.4% | 0.00% | – |
| Q3 2022 | $4,000 | -42.9% | 3,931 | +58.7% | 0.00% | – |
| Q1 2022 | $7,000 | -63.2% | 2,477 | -37.9% | 0.00% | – |
| Q4 2021 | $19,000 | -67.8% | 3,989 | -50.8% | 0.00% | – |
| Q3 2021 | $59,000 | -3.3% | 8,102 | -2.4% | 0.00% | – |
| Q2 2021 | $61,000 | -48.7% | 8,302 | -45.6% | 0.00% | – |
| Q1 2021 | $119,000 | – | 15,274 | -3.9% | 0.00% | – |
| Q4 2020 | $0 | – | 15,901 | +208.3% | 0.00% | – |
| Q3 2020 | $0 | – | 5,157 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Atlas Venture Associates IX, LLC | 2,945,453 | $21,972,000 | 3.87% |
| ACT CAPITAL MANAGEMENT, LLC | 170,500 | $1,272,000 | 0.65% |
| Parkman Healthcare Partners LLC | 228,267 | $1,703,000 | 0.37% |
| SILVERARC CAPITAL MANAGEMENT, LLC | 94,539 | $705,000 | 0.31% |
| C M BIDWELL & ASSOCIATES LTD | 33,030 | $246,000 | 0.16% |
| GSA CAPITAL PARTNERS LLP | 115,147 | $859,000 | 0.10% |
| Knights of Columbus Asset Advisors LLC | 113,594 | $847,000 | 0.08% |
| ARK Investment Management | 4,478,546 | $33,410,000 | 0.06% |
| Ipswich Investment Management Co., Inc. | 32,000 | $239,000 | 0.06% |
| INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC | 27,400 | $204,000 | 0.04% |