Rafferty Asset Management, LLC - MERSANA THERAPEUTICS INC ownership

MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 158 filers reported holding MERSANA THERAPEUTICS INC in Q1 2023. The put-call ratio across all filers is 0.08 and the average weighting 0.1%.

Quarter-by-quarter ownership
Rafferty Asset Management, LLC ownership history of MERSANA THERAPEUTICS INC
ValueSharesWeighting
Q1 2024$1,650,584
+49.0%
368,434
+9.4%
0.01%0.0%
Q2 2023$1,107,598
-44.5%
336,656
-30.7%
0.01%
-57.1%
Q1 2023$1,996,260
-18.3%
485,708
+16.5%
0.01%
-30.0%
Q4 2022$2,442,823
+69.1%
416,864
+95.0%
0.02%
+33.3%
Q3 2022$1,445,000
-16.7%
213,763
-23.3%
0.02%
+66.7%
Q4 2021$1,734,000
+13.5%
278,798
+72.1%
0.01%
-10.0%
Q3 2021$1,528,000
-4.2%
162,036
+37.9%
0.01%0.0%
Q2 2021$1,595,000
-46.7%
117,478
-36.5%
0.01%
-50.0%
Q1 2021$2,995,000
+262.2%
185,108
+495.6%
0.02%
+150.0%
Q4 2020$827,000
-42.6%
31,080
-59.9%
0.01%
-52.9%
Q3 2020$1,442,000
+426.3%
77,445
+561.8%
0.02%
+325.0%
Q2 2020$274,00011,7030.00%
Other shareholders
MERSANA THERAPEUTICS INC shareholders Q1 2023
NameSharesValueWeighting ↓
RHO CAPITAL PARTNERS INC 818,033$14,144,00022.27%
ProQuest Associates IV LLC 955,709$16,524,00016.55%
NEA Management Company, LLC 8,144,267$140,814,0004.93%
Rock Springs Capital Management LP 1,330,000$22,996,0001.06%
Cormorant Asset Management, LP 295,549$5,110,0000.90%
ArrowMark Colorado Holdings LLC 477,711$8,260,0000.09%
Spark Investment Management LLC 18,688$323,0000.02%
WELLINGTON MANAGEMENT GROUP LLP 2,391,404$41,348,0000.01%
TUDOR INVESTMENT CORP ET AL 20,000$346,0000.01%
Laurion Capital Management LP 50,000$865,0000.00%
View complete list of MERSANA THERAPEUTICS INC shareholders