EcoR1 Capital, LLC - SURFACE ONCOLOGY INC ownership

SURFACE ONCOLOGY INC's ticker is SURF and the CUSIP is 86877M209. A total of 55 filers reported holding SURFACE ONCOLOGY INC in Q1 2019. The put-call ratio across all filers is - and the average weighting 0.4%.

Quarter-by-quarter ownership
EcoR1 Capital, LLC ownership history of SURFACE ONCOLOGY INC
ValueSharesWeighting
Q1 2023$2,154,372
-33.1%
3,082,959
-21.4%
0.07%
-29.6%
Q4 2022$3,218,265
-21.2%
3,924,7130.0%0.10%
-18.3%
Q3 2022$4,082,000
-46.5%
3,924,713
-15.7%
0.12%
-54.4%
Q2 2022$7,631,000
-44.2%
4,653,0000.0%0.26%
-38.6%
Q1 2022$13,680,000
+2946.8%
4,653,000
+9482.4%
0.43%
+1683.3%
Q4 2020$449,000
-98.0%
48,558
-98.5%
0.02%
-98.5%
Q3 2020$22,999,000
-30.4%
3,333,177
-33.8%
1.64%
-32.8%
Q2 2020$33,022,000
+1285.7%
5,033,861
+295.0%
2.44%
+879.5%
Q1 2020$2,383,000
-2.6%
1,274,463
-2.1%
0.25%
+12.7%
Q4 2019$2,447,000
+11.3%
1,301,713
-16.0%
0.22%
-20.5%
Q3 2019$2,199,000
-66.3%
1,548,888
-33.0%
0.28%
-57.8%
Q2 2019$6,522,000
-39.6%
2,312,688
+2.2%
0.66%
-33.8%
Q1 2019$10,797,000
+12.6%
2,263,488
+0.1%
1.00%
+3.8%
Q4 2018$9,588,000
-35.7%
2,261,328
+65.8%
0.96%
-28.6%
Q3 2018$14,916,000
+2.7%
1,363,479
+53.1%
1.34%
-2.8%
Q2 2018$14,529,000890,8081.38%
Other shareholders
SURFACE ONCOLOGY INC shareholders Q1 2019
NameSharesValueWeighting ↓
Atlas Venture Associates IX, LLC 4,645,453$6,597,00010.86%
NEA Management Company, LLC 3,315,149$4,708,0000.39%
EcoR1 Capital, LLC 1,548,888$2,199,0000.28%
BVF INC/IL 1,086,251$1,542,0000.16%
RBF Capital, LLC 101,411$144,0000.02%
Spark Investment Management LLC 18,700$26,0000.00%
BRIDGEWAY CAPITAL MANAGEMENT, LLC 88,100$125,0000.00%
Tower Research Capital LLC (TRC) 25,497$36,0000.00%
VICTORY CAPITAL MANAGEMENT INC 576,681$819,0000.00%
MILLENNIUM MANAGEMENT LLC 490,161$696,0000.00%
View complete list of SURFACE ONCOLOGY INC shareholders