Latest Institutional Transactions on Mersana Therapeutics, Inc. (MRSN)
This table provides information on the latest institutional transactions involving Mersana Therapeutics, Inc. (MRSN) stock. The table includes the name of the institution, the type of operation (buy or sell), whether options were involved, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the transaction has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Jul 10, 2025
Q2 2025
|
Wealth Enhancement Advisory Services, LLC
|
SELL
|
- |
-3.97K- 3.04% |
$1.03K - $1.63K
|
127K
$39.3K
|
|
|
Jul 09, 2025
Q2 2025
|
Pallas Capital Advisors LLC
Braintree, MA |
BUY
|
- |
2.18K+ 2.3% |
$566 - $893
|
96.7K
$30K
|
|
| Q1 2025 | |||||||
|
May 21, 2025
Q1 2025
|
Acadian Asset Management LLC
Boston, MA |
BUY
|
- |
2.99MNew |
$1.02M - $4.19M
|
2.99M
$927K
|
|
|
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 15, 2025
Q1 2025
|
Bank Of America Corp
Charlotte, NC |
SELL
|
- |
-640K- 67.05% |
$217K - $895K
|
314K
$97.5K
|
|
|
May 15, 2025
Q1 2025
|
Morgan Stanley
New York, NY |
SELL
|
- |
-896K- 74.48% |
$305K - $1.25M
|
307K
$95.2K
|
|
|
May 15, 2025
Q1 2025
|
Optiver Holding B.V.
Amsterdam, P7 |
BUY
|
- |
1.61K+ 227.94% |
$546 - $2.25K
|
2.31K
$717
|
|
|
May 15, 2025
Q1 2025
|
Barclays PLC
London, X0 |
SELL
|
- |
-61K- 33.38% |
$20.7K - $85.4K
|
122K
$37.7K
|
|
|
May 15, 2025
Q1 2025
|
Hrt Financial LP
New York, NY |
BUY
|
- |
46.5KNew |
$15.8K - $65.1K
|
46.5K
$14.4K
|
|
|
May 15, 2025
Q1 2025
|
Royal Bank Of Canada
Toronto, A6 |
SELL
|
- |
-7.37K- 82.01% |
$2.51K - $10.3K
|
1.62K
$502
|
|
|
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
|
Panagora Asset Management Inc
Boston, MA |
BUY
|
- |
131K+ 54.56% |
$44.5K - $183K
|
370K
$115K
|
|
|
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 15, 2025
Q1 2025
|
Ubs Oconnor LLC
Chicago, IL |
SELL
|
- |
-312K- 76.16% |
$106K - $437K
|
97.7K
$30.3K
|
|
|
May 15, 2025
Q1 2025
|
State Street Corp
Boston, MA |
SELL
|
- |
-161K- 5.82% |
$54.7K - $225K
|
2.6M
$807K
|
|
|
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
|
|
|
May 15, 2025
Q1 2025
|
Rock Springs Capital Management LP
Baltimore, MD |
BUY
|
- |
383K+ 11.16% |
$130K - $536K
|
3.81M
$1.18M
|
|
|
May 15, 2025
Q1 2025
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
SELL
|
- |
-26.6K- 60.5% |
$9.05K - $37.3K
|
17.4K
$5.39K
|
|
|
May 15, 2025
Q1 2025
|
Voya Investment Management LLC
Atlanta, GA |
SELL
|
- |
-26.1K- 72.03% |
$8.86K - $36.5K
|
10.1K
$3.14K
|
|
|
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 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
|
Nextech Invest, Ltd.
Zurich, V8 |
BUY
|
- |
12.1MNew |
$4.1M - $16.9M
|
12.1M
$3.74M
|
|
|
May 15, 2025
Q1 2025
|
Alamea Verwaltungs Gmb H
Edison, NJ |
BUY
|
- |
604KNew |
$205K - $846K
|
604K
$187K
|
|
|
May 15, 2025
Q1 2025
|
Vr Adviser, LLC
New York, NY |
SELL
|
- |
-6.68M- 65.16% |
$2.27M - $9.36M
|
3.57M
$1.11M
|
|
|
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
|
Lion Point Capital, LP
New York, NY |
BUY
|
- |
644KNew |
$219K - $902K
|
644K
$200K
|
|
|
May 15, 2025
Q1 2025
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
BUY
|
- |
221K+ 19.89% |
$75.2K - $310K
|
1.33M
$413K
|
|
|
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
|
Aqr Capital Management LLC
Greenwich, CT |
BUY
|
- |
5.14MNew |
$1.75M - $7.2M
|
5.14M
$1.59M
|
|
|
May 15, 2025
Q1 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
SELL
|
- |
-190K- 42.37% |
$64.5K - $266K
|
258K
$80K
|
|
|
May 15, 2025
Q1 2025
|
Two Sigma Investments, LP
New York, NY |
SELL
|
- |
-157K- 74.56% |
$53.5K - $220K
|
53.7K
$16.6K
|
|
|
May 15, 2025
Q1 2025
|
Buckingham Strategic Partners
Saint Louis, MO |
BUY
|
- |
19.5KNew |
$6.62K - $27.3K
|
19.5K
$6.04K
|
|
|
May 14, 2025
Q1 2025
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
BUY
|
- |
234K+ 38.54% |
$79.4K - $327K
|
840K
$260K
|
|
|
May 14, 2025
Q1 2025
|
Ieq Capital, LLC
|
BUY
|
- |
707KNew |
$240K - $990K
|
707K
$219K
|
|
|
May 14, 2025
Q1 2025
|
Hsbc Holdings PLC
London, X0 |
SELL
|
- |
-807- 6.07% |
$274 - $1.13K
|
12.5K
$3.87K
|
|
|
May 14, 2025
Q1 2025
|
Huntington National Bank
Columbus, OH |
BUY
|
- |
800New |
$272 - $1.12K
|
800
$248
|
|
|
May 14, 2025
Q1 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
- |
191K+ 383.57% |
$65K - $268K
|
241K
$74.7K
|
|
|
May 14, 2025
Q1 2025
|
Silverarc Capital Management, LLC
|
BUY
|
- |
3.09MNew |
$1.05M - $4.32M
|
3.09M
$957K
|
|
|
May 14, 2025
Q1 2025
|
Group One Trading, L.P.
Chicago, IL |
SELL
|
- |
-32.2K- 61.56% |
$10.9K - $45.1K
|
20.1K
$6.23K
|
|
|
May 14, 2025
Q1 2025
|
State Of Wyoming
Cheyenne, WY |
BUY
|
- |
295KNew |
$100K - $414K
|
295K
$91.6K
|
|
|
May 14, 2025
Q1 2025
|
Concourse Financial Group Securities, Inc.
Birmingham, AL |
BUY
|
- |
0New |
$0 - $0
|
0
$0
|
|
|
May 14, 2025
Q1 2025
|
Captrust Financial Advisors
Raleigh, NC |
BUY
|
- |
31.1KNew |
$10.6K - $43.6K
|
31.1K
$9.65K
|
|
|
May 13, 2025
Q1 2025
|
Geode Capital Management, LLC
Boston, MA |
BUY
|
- |
78+ 0.0% |
$26.5 - $109
|
2.44M
$757K
|
|
|
May 13, 2025
Q1 2025
|
Coldstream Capital Management Inc
|
BUY
|
- |
1.1KNew |
$372 - $1.53K
|
1.1K
$339
|
|
|
May 13, 2025
Q1 2025
|
Wells Fargo & Company
San Francisco, CA |
BUY
|
- |
11K+ 16.31% |
$3.74K - $15.4K
|
78.5K
$24.3K
|
|
|
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
|
Ever Source Wealth Advisors, LLC
|
BUY
|
- |
2.7KNew |
$917 - $3.78K
|
2.7K
$836
|
|
|
May 13, 2025
Q1 2025
|
True Wealth Design, LLC
Akron, OH |
BUY
|
- |
289New |
$98.3 - $405
|
289
$89.6
|
|
|
May 13, 2025
Q1 2025
|
Caitong International Asset Management Co., LTD
Hong Kong, K3 |
BUY
|
- |
1New |
$0.34 - $1.4
|
1
$0.31
|
|