Latest Institutional Sells of Mersana Therapeutics, Inc. (MRSN)
This list provides information on the latest institutional transactions involving Mersana Therapeutics, Inc. (MRSN) stock that were sells. 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 sale 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
|
|
| Q1 2025 | |||||||
|
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 12, 2025
Q1 2025
|
Jpmorgan Chase & CO
New York, NY |
SELL
|
- |
-2.48M- 98.0% |
$844K - $3.48M
|
50.7K
$15.7K
|
|
|
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
|
Bank Of America Corp
Charlotte, NC |
SELL
|
- |
-640K- 67.05% |
$217K - $895K
|
314K
$97.5K
|
|
|
May 15, 2025
Q1 2025
|
Ubs Oconnor LLC
Chicago, IL |
SELL
|
- |
-312K- 76.16% |
$106K - $437K
|
97.7K
$30.3K
|
|
|
May 09, 2025
Q1 2025
|
Goldman Sachs Group Inc
New York, NY |
SELL
|
- |
-216K- 26.88% |
$73.3K - $302K
|
587K
$182K
|
|
|
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
|
State Street Corp
Boston, MA |
SELL
|
- |
-161K- 5.82% |
$54.7K - $225K
|
2.6M
$807K
|
|
|
May 15, 2025
Q1 2025
|
Two Sigma Investments, LP
New York, NY |
SELL
|
- |
-157K- 74.56% |
$53.5K - $220K
|
53.7K
$16.6K
|
|
|
Apr 15, 2025
Q1 2025
|
Sg Americas Securities, LLC
|
SELL
|
- |
-76.8K- 68.36% |
$26.1K - $107K
|
35.5K
$11K
|
|
|
May 13, 2025
Q1 2025
|
Northern Trust Corp
Chicago, IL |
SELL
|
- |
-64.9K- 6.98% |
$22.1K - $90.9K
|
865K
$268K
|
|
|
May 15, 2025
Q1 2025
|
Barclays PLC
London, X0 |
SELL
|
- |
-61K- 33.38% |
$20.7K - $85.4K
|
122K
$37.7K
|
|
|
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 09, 2025
Q1 2025
|
Charles Schwab Investment Management Inc
San Francisco, CA |
SELL
|
- |
-32K- 10.23% |
$10.9K - $44.8K
|
281K
$87K
|
|
|
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 12, 2025
Q1 2025
|
Citigroup Inc
|
SELL
|
- |
-16.2K- 16.57% |
$5.51K - $22.7K
|
81.6K
$25.3K
|
|
|
May 08, 2025
Q1 2025
|
Pro Share Advisors LLC
|
SELL
|
- |
-9.02K- 23.85% |
$3.07K - $12.6K
|
28.8K
$8.92K
|
|
|
May 15, 2025
Q1 2025
|
Royal Bank Of Canada
Toronto, A6 |
SELL
|
- |
-7.37K- 82.01% |
$2.51K - $10.3K
|
1.62K
$502
|
|
|
Apr 30, 2025
Q1 2025
|
Nisa Investment Advisors, LLC
|
SELL
|
- |
-2.32K- 64.11% |
$789 - $3.25K
|
1.3K
$403
|
|
|
Apr 29, 2025
Q1 2025
|
China Universal Asset Management Co., Ltd.
Shanghai, F4 |
SELL
|
- |
-1.42K- 5.4% |
$481 - $1.98K
|
24.8K
$7.68K
|
|
|
May 13, 2025
Q1 2025
|
Sterling Capital Management LLC
Charlotte, NC |
SELL
|
- |
-956- 50.32% |
$325 - $1.34K
|
944
$293
|
|
|
Apr 17, 2025
Q1 2025
|
Grimes & Company, Inc.
|
SELL
|
- |
-929- 6.19% |
$316 - $1.3K
|
14.1K
$4.36K
|
|
|
May 14, 2025
Q1 2025
|
Hsbc Holdings PLC
London, X0 |
SELL
|
- |
-807- 6.07% |
$274 - $1.13K
|
12.5K
$3.87K
|
|
|
May 02, 2025
Q1 2025
|
Victory Capital Management Inc
|
SELL
|
- |
-368- 3.44% |
$125 - $515
|
10.3K
$3.21K
|
|
| Q4 2024 | |||||||
|
Feb 14, 2025
Q4 2024
|
Eco R1 Capital, LLC
San Francisco, CA |
SELL
|
- |
-8.04M- 41.5% |
$11.4M - $21.5M
|
11.3M
$3.51M
|
|
|
Feb 14, 2025
Q4 2024
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
- |
-3.99M- 90.45% |
$5.67M - $10.7M
|
421K
$131K
|
|
|
Feb 14, 2025
Q4 2024
|
Exome Asset Management LLC
New York, NY |
SELL
|
- |
-1.01M- 85.33% |
$1.43M - $2.7M
|
173K
$53.6K
|
|
|
Feb 14, 2025
Q4 2024
|
Verition Fund Management LLC
Greenwich, CT |
SELL
|
- |
-966K- 74.16% |
$1.37M - $2.59M
|
337K
$104K
|
|
|
Feb 14, 2025
Q4 2024
|
D. E. Shaw & Co., Inc.
New York, NY |
SELL
|
- |
-478K- 46.75% |
$679K - $1.28M
|
544K
$169K
|
|
|
Feb 14, 2025
Q4 2024
|
Prelude Capital Management, LLC
New York, NY |
SELL
|
- |
-313K- 85.92% |
$445K - $840K
|
51.4K
$15.9K
|
|
|
Feb 13, 2025
Q4 2024
|
Xtx Topco LTD
London, X0 |
SELL
|
- |
-284K- 81.71% |
$403K - $760K
|
63.5K
$19.7K
|
|
|
Feb 14, 2025
Q4 2024
|
Jane Street Group, LLC
New York, NY |
SELL
|
- |
-266K- 63.7% |
$378K - $713K
|
152K
$47K
|
|
|
Feb 14, 2025
Q4 2024
|
Susquehanna Fundamental Investments, LLC
Bala Cynwyd, PA |
SELL
|
- |
-217K- 70.24% |
$308K - $581K
|
91.9K
$28.5K
|
|
|
Feb 14, 2025
Q4 2024
|
Acuta Capital Partners, LLC
Belmont, CA |
SELL
|
- |
-79.5K- 6.63% |
$113K - $213K
|
1.12M
$347K
|
|
|
Feb 14, 2025
Q4 2024
|
Squarepoint Ops LLC
New York, NY |
SELL
|
- |
-69.5K- 85.17% |
$98.7K - $186K
|
12.1K
$3.75K
|
|
|
Feb 12, 2025
Q4 2024
|
Wellington Management Group LLP
Boston, MA |
SELL
|
- |
-42.2K- 6.82% |
$59.9K - $113K
|
576K
$179K
|
|
|
Feb 14, 2025
Q4 2024
|
Price T Rowe Associates Inc
Baltimore, MD |
SELL
|
- |
-37K- 37.33% |
$52.5K - $99.1K
|
62.1K
$19.2K
|
|
|
Feb 04, 2025
Q4 2024
|
Los Angeles Capital Management LLC
|
SELL
|
- |
-29.9K- 15.77% |
$42.5K - $80.1K
|
160K
$49.5K
|
|
|
Feb 14, 2025
Q4 2024
|
Quarry LP
New York, NY |
SELL
|
- |
-6K- 20.0% |
$8.52K - $16.1K
|
24K
$7.44K
|
|
|
Feb 14, 2025
Q4 2024
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
PUT |
-1.5K- 3.21% |
$2.13K - $4.02K
|
45.3K
$14K
|
|
|
Feb 05, 2025
Q4 2024
|
Smartleaf Asset Management LLC
Boston, MA |
SELL
|
- |
-1.24K- 23.59% |
$1.76K - $3.32K
|
4.01K
$1.24K
|
|
|
Feb 13, 2025
Q4 2024
|
Federated Hermes, Inc.
Pittsburgh, PA |
SELL
|
- |
-21- 0.01% |
$29.8 - $56.3
|
184K
$57K
|
|
| Q3 2024 | |||||||
|
Nov 14, 2024
Q3 2024
|
Jump Financial, LLC
Chicago, IL |
SELL
|
- |
-80.6KClosed |
$99.1K - $181K
|
0
$0
|
|
|
Nov 14, 2024
Q3 2024
|
Susquehanna Portfolio Strategies, LLC
Bala Cynwyd, PA |
SELL
|
- |
-11.2K- 11.89% |
$13.7K - $25.1K
|
82.7K
$25.6K
|
|
| Q2 2024 | |||||||
|
Aug 14, 2024
Q2 2024
|
Affinity Asset Advisors, LLC
New York, NY |
SELL
|
- |
-233K- 23.3% |
$466K - $1.04M
|
767K
$238K
|
|
|
Aug 14, 2024
Q2 2024
|
State Of Wisconsin Investment Board
Madison, WI |
SELL
|
- |
-22.9K- 21.5% |
$45.8K - $102K
|
83.6K
$25.9K
|
|
|
Aug 09, 2024
Q2 2024
|
Dimensional Fund Advisors LP
Austin, TX |
SELL
|
- |
-17.5K- 56.14% |
$35.1K - $78.1K
|
13.7K
$4.25K
|
|
|
Aug 14, 2024
Q2 2024
|
Octagon Capital Advisors LP
New York, NY |
SELL
|
- |
-8K- 0.8% |
$16K - $35.6K
|
992K
$308K
|
|