Type / Class
Equity / Common Stock, par value $0.0001 per share
Shares outstanding
4,992,318
Total 13F shares
63,860,476
Share change
+24,740,567
Total reported value
$1,494,292,389
Put/Call ratio
13%
Price per share
$23.40
Number of holders
127
Value change
+$669,054,013
Number of buys
103
Number of sells
25

Institutional Holders of Mersana Therapeutics, Inc. - Common Stock, par value $0.0001 per share (MRSN) as of Q2 2020

As of 30 Jun 2020, Mersana Therapeutics, Inc. - Common Stock, par value $0.0001 per share (MRSN) was held by 127 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 63,860,476 shares. The largest 10 holders included NEA Management Company, LLC, BlackRock Inc., Avoro Capital Advisors LLC, Consonance Capital Management LP, Bain Capital Life Sciences Investors, LLC, WELLINGTON MANAGEMENT GROUP LLP, VANGUARD GROUP INC, Sarissa Capital Management LP, ORBIMED ADVISORS LLC, and Rock Springs Capital Management LP. This page lists 127 institutional shareholders reporting positions in this security for the Q2 2020 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.