SURFACE ONCOLOGY INC's ticker is SURF and the CUSIP is 86877M209. A total of 92 filers reported holding SURFACE ONCOLOGY INC in Q1 2021. The put-call ratio across all filers is 1.45 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $1,569,000 | -39.6% | 328,228 | -4.3% | 0.00% | -66.7% |
| Q3 2021 | $2,597,000 | +0.6% | 343,108 | -0.9% | 0.00% | +50.0% |
| Q2 2021 | $2,582,000 | -10.0% | 346,178 | -5.9% | 0.00% | -33.3% |
| Q1 2021 | $2,870,000 | -17.5% | 367,988 | -2.3% | 0.00% | -25.0% |
| Q4 2020 | $3,479,000 | +14.0% | 376,468 | -14.9% | 0.00% | 0.0% |
| Q3 2020 | $3,053,000 | -22.6% | 442,448 | -26.4% | 0.00% | -20.0% |
| Q2 2020 | $3,946,000 | +56.6% | 601,458 | -55.4% | 0.01% | +150.0% |
| Q1 2020 | $2,520,000 | +176.3% | 1,347,148 | +177.7% | 0.00% | +100.0% |
| Q4 2019 | $912,000 | +11.4% | 485,150 | -15.9% | 0.00% | 0.0% |
| Q3 2019 | $819,000 | -40.8% | 576,681 | +17.5% | 0.00% | -66.7% |
| Q2 2019 | $1,384,000 | -44.7% | 490,750 | -6.4% | 0.00% | -50.0% |
| Q1 2019 | $2,501,000 | +11.4% | 524,300 | -1.0% | 0.01% | 0.0% |
| Q4 2018 | $2,245,000 | -61.9% | 529,580 | -1.7% | 0.01% | -50.0% |
| Q3 2018 | $5,894,000 | -36.4% | 538,800 | -5.1% | 0.01% | -40.0% |
| Q2 2018 | $9,263,000 | – | 567,960 | – | 0.02% | – |
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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% |