North Star Investment Management Corp. - MERSANA THERAPEUTICS INC ownership

MERSANA THERAPEUTICS INC's ticker is MRSN and the CUSIP is 59045L106. A total of 126 filers reported holding MERSANA THERAPEUTICS INC in Q1 2024. The put-call ratio across all filers is 2.05 and the average weighting 0.2%.

Quarter-by-quarter ownership
North Star Investment Management Corp. ownership history of MERSANA THERAPEUTICS INC
ValueSharesWeighting
Q2 2024$302
-55.1%
1500.0%0.00%
Q1 2024$672
+93.1%
1500.0%0.00%
Q4 2023$348
+83.2%
1500.0%0.00%
Q3 2023$190
-61.5%
1500.0%0.00%
Q2 2023$494
-19.8%
1500.0%0.00%
Q1 2023$616
-29.9%
1500.0%0.00%
Q4 2022$879
-12.1%
1500.0%0.00%
Q3 2022$1,0000.0%1500.0%0.00%
Q2 2022$1,0000.0%1500.0%0.00%
Q1 2022$1,0000.0%1500.0%0.00%
Q4 2021$1,0000.0%1500.0%0.00%
Q3 2021$1,0001500.00%
Other shareholders
MERSANA THERAPEUTICS INC shareholders Q1 2024
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