Type / Class
Equity / Common Stock, par value $0.0001 per share
Shares outstanding
4,992,318
Total 13F shares
106,417,299
Share change
+5,431,481
Total reported value
$436,359,202
Put/Call ratio
11%
Price per share
$4.11
Number of holders
154
Value change
+$18,980,399
Number of buys
73
Number of sells
62

Institutional Holders of Mersana Therapeutics, Inc. - Common Stock, par value $0.0001 per share (MRSN) as of Q1 2023

As of 31 Mar 2023, Mersana Therapeutics, Inc. - Common Stock, par value $0.0001 per share (MRSN) was held by 154 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 106,417,299 shares. The largest 10 holders included ORBIMED ADVISORS LLC, Bain Capital Life Sciences Investors, LLC, Avoro Capital Advisors LLC, BlackRock Inc., STATE STREET CORP, VANGUARD GROUP INC, Bellevue Group AG, Rock Springs Capital Management LP, Sarissa Capital Management LP, and Avidity Partners Management LP. This page lists 155 institutional shareholders reporting positions in this security for the Q1 2023 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.