Latest Institutional Purchases of Mersana Therapeutics, Inc. (MRSN)
This list provides information on the latest institutional transactions involving Mersana Therapeutics, Inc. (MRSN) stock that were buys. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the purchase has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Jul 09, 2025
Q2 2025
|
Pallas Capital Advisors LLC
Braintree, MA |
BUY
|
- |
2.18K+ 2.3% |
$566 - $893
|
96.7K
$30K
|
|
| Q1 2025 | |||||||
|
May 15, 2025
Q1 2025
|
Nextech Invest, Ltd.
Zurich, V8 |
BUY
|
- |
12.1MNew |
$4.1M - $16.9M
|
12.1M
$3.74M
|
|
|
May 15, 2025
Q1 2025
|
Schonfeld Strategic Advisors LLC
New York, NY |
BUY
|
- |
5.49M+ 259.22% |
$1.87M - $7.69M
|
7.61M
$2.36M
|
|
|
May 15, 2025
Q1 2025
|
Aqr Capital Management LLC
Greenwich, CT |
BUY
|
- |
5.14MNew |
$1.75M - $7.2M
|
5.14M
$1.59M
|
|
|
May 14, 2025
Q1 2025
|
Silverarc Capital Management, LLC
|
BUY
|
- |
3.09MNew |
$1.05M - $4.32M
|
3.09M
$957K
|
|
|
May 21, 2025
Q1 2025
|
Acadian Asset Management LLC
Boston, MA |
BUY
|
- |
2.99MNew |
$1.02M - $4.19M
|
2.99M
$927K
|
|
|
May 09, 2025
Q1 2025
|
Vanguard Group Inc
Valley Forge, PA |
BUY
|
- |
1.32M+ 18.71% |
$449K - $1.85M
|
8.38M
$2.6M
|
|
|
May 15, 2025
Q1 2025
|
Qube Research & Technologies LTD
London, X0 |
BUY
|
- |
827K+ 238.1% |
$281K - $1.16M
|
1.17M
$364K
|
|
|
May 15, 2025
Q1 2025
|
683 Capital Management, LLC
New York, NY |
BUY
|
- |
750K+ 83.33% |
$255K - $1.05M
|
1.65M
$512K
|
|
|
May 14, 2025
Q1 2025
|
Ieq Capital, LLC
|
BUY
|
- |
707KNew |
$240K - $990K
|
707K
$219K
|
|
|
May 15, 2025
Q1 2025
|
Lion Point Capital, LP
New York, NY |
BUY
|
- |
644KNew |
$219K - $902K
|
644K
$200K
|
|
|
May 15, 2025
Q1 2025
|
Alamea Verwaltungs Gmb H
Edison, NJ |
BUY
|
- |
604KNew |
$205K - $846K
|
604K
$187K
|
|
|
May 15, 2025
Q1 2025
|
Rock Springs Capital Management LP
Baltimore, MD |
BUY
|
- |
383K+ 11.16% |
$130K - $536K
|
3.81M
$1.18M
|
|
|
May 14, 2025
Q1 2025
|
State Of Wyoming
Cheyenne, WY |
BUY
|
- |
295KNew |
$100K - $414K
|
295K
$91.6K
|
|
|
Apr 30, 2025
Q1 2025
|
Cerity Partners LLC
New York, NY |
BUY
|
- |
244KNew |
$83K - $342K
|
244K
$75.7K
|
|
|
May 14, 2025
Q1 2025
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
BUY
|
- |
234K+ 38.54% |
$79.4K - $327K
|
840K
$260K
|
|
|
May 12, 2025
Q1 2025
|
Nuveen, LLC
Charlotte, NC |
BUY
|
- |
232KNew |
$79K - $325K
|
232K
$72K
|
|
|
May 15, 2025
Q1 2025
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
BUY
|
- |
221K+ 19.89% |
$75.2K - $310K
|
1.33M
$413K
|
|
|
May 14, 2025
Q1 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
- |
191K+ 383.57% |
$65K - $268K
|
241K
$74.7K
|
|
|
May 01, 2025
Q1 2025
|
Cwm, LLC
|
BUY
|
- |
185K+ 102580.56% |
$62.8K - $259K
|
185K
$57.3K
|
|
|
May 13, 2025
Q1 2025
|
Ubs Group Ag
|
BUY
|
- |
158K+ 97.09% |
$53.6K - $221K
|
320K
$99.1K
|
|
|
May 15, 2025
Q1 2025
|
Panagora Asset Management Inc
Boston, MA |
BUY
|
- |
131K+ 54.56% |
$44.5K - $183K
|
370K
$115K
|
|
|
May 08, 2025
Q1 2025
|
Savant Capital, LLC
|
BUY
|
- |
111KNew |
$37.8K - $156K
|
111K
$34.5K
|
|
|
May 13, 2025
Q1 2025
|
Algert Global LLC
San Francisco, CA |
BUY
|
- |
74.9K+ 124.71% |
$25.5K - $105K
|
135K
$41.9K
|
|
|
May 13, 2025
Q1 2025
|
Prudential Financial Inc
Newark, NJ |
BUY
|
- |
61.5KNew |
$20.9K - $86.1K
|
61.5K
$19.1K
|
|
|
May 12, 2025
Q1 2025
|
Invesco Ltd.
Atlanta, GA |
BUY
|
- |
60K+ 109.33% |
$20.4K - $84K
|
115K
$35.6K
|
|
|
May 15, 2025
Q1 2025
|
Hrt Financial LP
New York, NY |
BUY
|
- |
46.5KNew |
$15.8K - $65.1K
|
46.5K
$14.4K
|
|
|
May 13, 2025
Q1 2025
|
Vanguard Personalized Indexing Management, LLC
Oakland, CA |
BUY
|
- |
42.6KNew |
$14.5K - $59.7K
|
42.6K
$13.2K
|
|
|
Apr 09, 2025
Q1 2025
|
Merit Financial Group, LLC
|
BUY
|
- |
41.9KNew |
$14.2K - $58.7K
|
41.9K
$13K
|
|
|
May 20, 2025
Q1 2025
|
Intech Investment Management LLC
West Palm Beach, FL |
BUY
|
- |
39.3K+ 77.08% |
$13.4K - $55.1K
|
90.4K
$28K
|
|
|
May 14, 2025
Q1 2025
|
Captrust Financial Advisors
Raleigh, NC |
BUY
|
- |
31.1KNew |
$10.6K - $43.6K
|
31.1K
$9.65K
|
|
|
May 15, 2025
Q1 2025
|
Mercer Global Advisors Inc
Denver, CO |
BUY
|
- |
24.1KNew |
$8.19K - $33.7K
|
24.1K
$7.46K
|
|
|
May 15, 2025
Q1 2025
|
Mariner, LLC
Overland Park, KS |
BUY
|
- |
20.8KNew |
$7.06K - $29K
|
20.8K
$6.43K
|
|
|
May 15, 2025
Q1 2025
|
Buckingham Strategic Partners
Saint Louis, MO |
BUY
|
- |
19.5KNew |
$6.62K - $27.3K
|
19.5K
$6.04K
|
|
|
May 15, 2025
Q1 2025
|
Tower Research Capital LLC (Trc)
New York, NY |
BUY
|
- |
17.2K+ 192.05% |
$5.85K - $24.1K
|
26.2K
$8.11K
|
|
|
Apr 16, 2025
Q1 2025
|
North Crest Asset Manangement, LLC
|
BUY
|
- |
16.1KNew |
$5.46K - $22.5K
|
16.1K
$4.98K
|
|
|
May 02, 2025
Q1 2025
|
Parcion Private Wealth LLC
Bellevue, WA |
BUY
|
- |
15.3KNew |
$5.2K - $21.4K
|
15.3K
$4.74K
|
|
|
May 06, 2025
Q1 2025
|
Abel Hall, LLC
Baton Rouge, LA |
BUY
|
- |
13.7KNew |
$4.65K - $19.1K
|
13.7K
$4.24K
|
|
|
May 13, 2025
Q1 2025
|
Cibc World Markets Corp
New York, NY |
BUY
|
- |
13.2K+ 124.11% |
$4.48K - $18.4K
|
23.8K
$7.38K
|
|
|
May 13, 2025
Q1 2025
|
Wells Fargo & Company
San Francisco, CA |
BUY
|
- |
11K+ 16.31% |
$3.74K - $15.4K
|
78.5K
$24.3K
|
|
|
Apr 28, 2025
Q1 2025
|
Principal Financial Group Inc
Des Moines, IA |
BUY
|
- |
10.4KNew |
$3.52K - $14.5K
|
10.4K
$3.21K
|
|
|
May 12, 2025
Q1 2025
|
Simplex Trading, LLC
|
BUY
|
- |
3.42KNew |
$1.16K - $4.79K
|
3.42K
$1.06K
|
|
|
May 09, 2025
Q1 2025
|
Pnc Financial Services Group, Inc.
Pittsburgh, PA |
BUY
|
- |
3.34K+ 1668.5% |
$1.13K - $4.67K
|
3.54K
$1.1K
|
|
|
May 15, 2025
Q1 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
PUT |
3.3K+ 34.02% |
$1.12K - $4.62K
|
13K
$4.03K
|
|
|
May 15, 2025
Q1 2025
|
Mirae Asset Global Etfs Holdings Ltd.
Central, K3 |
BUY
|
- |
2.82K+ 4.28% |
$960 - $3.95K
|
68.8K
$21.3K
|
|
|
May 13, 2025
Q1 2025
|
Ever Source Wealth Advisors, LLC
|
BUY
|
- |
2.7KNew |
$917 - $3.78K
|
2.7K
$836
|
|
|
May 15, 2025
Q1 2025
|
Optiver Holding B.V.
Amsterdam, P7 |
BUY
|
- |
1.61K+ 227.94% |
$546 - $2.25K
|
2.31K
$717
|
|
|
May 01, 2025
Q1 2025
|
Sbi Securities Co., Ltd.
Tokyo, M0 |
BUY
|
- |
1.15K+ 527.52% |
$391 - $1.61K
|
1.37K
$424
|
|
|
May 13, 2025
Q1 2025
|
Coldstream Capital Management Inc
|
BUY
|
- |
1.1KNew |
$372 - $1.53K
|
1.1K
$339
|
|
|
May 14, 2025
Q1 2025
|
Huntington National Bank
Columbus, OH |
BUY
|
- |
800New |
$272 - $1.12K
|
800
$248
|
|