Institutional Ownership Mersana Therapeutics, Inc. (MRSN)
This table provides information about the institutional ownership of Mersana Therapeutics, Inc. (MRSN). We have compiled data on the 115 institutions that hold shares in the stock, with a total of 101 Million shares, which have been reported (via 13F filing form) to have a value of $31.3 Million.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Jasper Ridge Partners, L.P.
Menlo Park, CA |
May 14, 2025 Q1 2025 |
23,100
shares
|
$7,161
0.0% of portfolio
|
Q1 2021
Reduced 11.59%
|
|
|
Police & Firemen'S Retirement System Of New Jersey
Trenton, NJ |
May 09, 2025 Q1 2025 |
22,593
shares
|
$7,003
0.0% of portfolio
|
Q4 2024
New holding
|
|
|
Mariner, LLC
Overland Park, KS |
May 15, 2025 Q1 2025 |
20,750
shares
|
$6,432
0.0% of portfolio
|
Q1 2025
New holding
|
|
|
Group One Trading, L.P.
Chicago, IL |
May 14, 2025 Q1 2025 |
20,100
shares
|
$6,231
0.0% of portfolio
|
Q1 2025
Reduced 61.56%
|
|
|
Buckingham Strategic Partners
Saint Louis, MO |
May 15, 2025 Q1 2025 |
19,485
shares
|
$6,040
0.0% of portfolio
|
Q1 2025
New holding
|
|
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
May 15, 2025 Q1 2025 |
17,374
shares
|
$5,385
0.0% of portfolio
|
Q1 2025
Reduced 60.5%
|
|
|
Parcion Private Wealth LLC
Bellevue, WA |
May 02, 2025 Q1 2025 |
15,292
shares
|
$4,740
0.0% of portfolio
|
Q1 2025
New holding
|
|
|
Grimes & Company, Inc.
|
Apr 17, 2025 Q1 2025 |
14,069
shares
|
$4,361
0.0% of portfolio
|
Q1 2025
Reduced 6.19%
|
|
|
Abel Hall, LLC
Baton Rouge, LA |
May 06, 2025 Q1 2025 |
13,662
shares
|
$4,235
0.0% of portfolio
|
Q1 2025
New holding
|
|
|
Hsbc Holdings PLC
London, X0 |
May 14, 2025 Q1 2025 |
12,494
shares
|
$3,873
0.0% of portfolio
|
Q1 2025
Reduced 6.07%
|
|
|
Legal & General Group PLC
London, X0 |
May 15, 2025 Q1 2025 |
11,097
shares
|
$3,440
0.0% of portfolio
|
Q4 2023
Added 166.08%
|
|
|
Principal Financial Group Inc
Des Moines, IA |
Apr 28, 2025 Q1 2025 |
10,354
shares
|
$3,209
0.0% of portfolio
|
Q1 2025
New holding
|
|
|
Victory Capital Management Inc
|
May 02, 2025 Q1 2025 |
10,339
shares
|
$3,205
0.0% of portfolio
|
Q1 2025
Reduced 3.44%
|
|
|
Voya Investment Management LLC
Atlanta, GA |
Jun 18, 2025 Q1 2025 |
10,123
shares
|
$3,138
0.0% of portfolio
|
Q1 2025
Reduced 72.03%
|
|
|
Hunter Perkins Capital Management, LLC
|
Apr 24, 2025 Q1 2025 |
10,000
shares
|
$3,100
0.0% of portfolio
|
Q2 2024
Reduced 33.33%
|
|
|
Ameritas Investment Partners, Inc.
Lincoln, NE |
May 12, 2025 Q1 2025 |
9,896
shares
|
$3,067
0.0% of portfolio
|
Q3 2023
Added 40.03%
|
|
|
Strs Ohio
|
May 28, 2025 Q1 2025 |
8,700
shares
|
$2,697
0.0% of portfolio
|
Q2 2024
Added 262.5%
|
|
|
California State Teachers Retirement System
West Sacramento, CA |
May 15, 2025 Q1 2025 |
8,220
shares
|
$2,548
0.0% of portfolio
|
Q2 2024
Reduced 26.24%
|
|
|
Mirae Asset Global Investments Co., Ltd.
|
Apr 24, 2025 Q1 2025 |
4,134
shares
|
$1,281
0.0% of portfolio
|
Q1 2025
Added 0.41%
|
|
|
Amalgamated Bank
New York, NY |
Apr 25, 2025 Q1 2025 |
3,769
shares
|
$1,168
0.0% of portfolio
|
Q1 2024
Reduced 67.97%
|
|
|
Pnc Financial Services Group, Inc.
Pittsburgh, PA |
May 09, 2025 Q1 2025 |
3,537
shares
|
$1,096
0.0% of portfolio
|
Q1 2025
Added 1668.5%
|
|
|
Simplex Trading, LLC
|
May 12, 2025 Q1 2025 |
3,424
shares
|
$1,061
0.0% of portfolio
|
Q1 2025
New holding
|
|
|
Advisor Group Holdings, Inc.
Phoenix, AZ |
May 12, 2025 Q1 2025 |
3,334
shares
|
$1,033
0.0% of portfolio
|
Q4 2024
Added 2.94%
|
|
|
Ever Source Wealth Advisors, LLC
|
May 13, 2025 Q1 2025 |
2,698
shares
|
$836
0.0% of portfolio
|
Q1 2025
New holding
|
|
|
Gf Fund Management Co. Ltd.
Guangzhou, F4 |
Apr 28, 2025 Q1 2025 |
2,594
shares
|
$804
0.0% of portfolio
|
Q4 2024
New holding
|