PARAMETRIC PORTFOLIO ASSOCIATES LLC - MERSANA THERAPEUTICS INC ownership

MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 56 filers reported holding MERSANA THERAPEUTICS INC in Q1 2018. The put-call ratio across all filers is - and the average weighting 0.8%.

Quarter-by-quarter ownership
PARAMETRIC PORTFOLIO ASSOCIATES LLC ownership history of MERSANA THERAPEUTICS INC
ValueSharesWeighting
Q1 2022$119,000
-35.3%
29,837
+0.8%
0.00%
Q4 2021$184,000
-42.0%
29,586
-11.9%
0.00%
Q3 2021$317,000
-35.2%
33,572
-6.7%
0.00%
Q2 2021$489,000
-24.1%
35,986
-9.6%
0.00%
Q1 2021$644,000
+5.9%
39,801
+74.2%
0.00%
Q4 2020$608,000
+64.3%
22,850
+15.1%
0.00%
Q3 2020$370,000
-20.6%
19,860
-0.3%
0.00%
Q2 2020$466,000
+448.2%
19,915
+36.3%
0.00%
Q1 2020$85,000
+11.8%
14,611
+9.5%
0.00%
Q4 2019$76,000
-17.4%
13,348
-77.1%
0.00%
Q3 2019$92,000
-81.5%
58,237
-52.6%
0.00%
Q2 2019$498,000
-19.4%
122,873
+4.6%
0.00%
-100.0%
Q1 2019$618,000
+30.9%
117,514
+1.7%
0.00%
Q4 2018$472,000
-26.9%
115,574
+78.8%
0.00%
-100.0%
Q3 2018$646,000
-17.9%
64,626
+46.6%
0.00%0.0%
Q2 2018$787,000
+42.6%
44,088
+26.0%
0.00%0.0%
Q1 2018$552,000
+42.6%
34,984
+48.5%
0.00%
Q4 2017$387,000
-4.9%
23,555
+0.2%
0.00%
Q3 2017$407,00023,5160.00%
Other shareholders
MERSANA THERAPEUTICS INC shareholders Q1 2018
NameSharesValueWeighting ↓
SILVERARC CAPITAL MANAGEMENT, LLC 5,000,000$6,350,0001.92%
VR Adviser, LLC 11,328,000$14,386,5601.51%
Bain Capital Life Sciences Investors, LLC 8,663,673$11,002,8651.23%
Affinity Asset Advisors, LLC 2,850,000$3,619,5001.02%
EcoR1 Capital, LLC 19,364,688$24,593,1540.83%
Altium Capital Management LP 1,059,136$1,345,1030.70%
5AM Venture Management, LLC 1,305,000$1,657,3500.48%
Decheng Capital Management III (Cayman), LLC 904,268$1,148,4200.38%
COMMODORE CAPITAL LP 2,244,378$2,850,3600.33%
Philosophy Capital Management LLC 2,342,634$2,975,1450.32%
View complete list of MERSANA THERAPEUTICS INC shareholders