Type / Class
Equity / Common Stock, par value $0.0001 per share
Shares outstanding
4,992,318
Total 13F shares
104,300,678
Share change
-16,108,076
Total reported value
$149,147,565
Put/Call ratio
587%
Price per share
$1.43
Number of holders
129
Value change
-$24,958,582
Number of buys
52
Number of sells
54

Institutional Holders of Mersana Therapeutics, Inc. - Common Stock, par value $0.0001 per share (MRSN) as of Q4 2024

As of 31 Dec 2024, Mersana Therapeutics, Inc. - Common Stock, par value $0.0001 per share (MRSN) was held by 129 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 104,300,678 shares. The largest 10 holders included Nextech Invest Ltd., EcoR1 Capital, LLC, VR Adviser, LLC, BlackRock, Inc., Bain Capital Life Sciences Investors, LLC, VANGUARD GROUP INC, Novo Holdings A/S, Rock Springs Capital Management LP, STATE STREET CORP, and Boxer Capital Management, LLC. This page lists 129 institutional shareholders reporting positions in this security for the Q4 2024 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.