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 |
|---|---|---|---|---|---|---|---|
|
May 15, 2025
Q1 2025
|
Optiver Holding B.V.
Amsterdam, P7 |
BUY
|
- |
1.61K+ 227.94% |
$546 - $2.25K
|
2.31K
$63.4K
|
|
|
May 01, 2025
Q1 2025
|
Sbi Securities Co., Ltd.
Tokyo, M0 |
BUY
|
- |
1.15K+ 527.52% |
$391 - $1.61K
|
1.37K
$37.5K
|
|
|
May 13, 2025
Q1 2025
|
Coldstream Capital Management Inc
|
BUY
|
- |
1.1KNew |
$372 - $1.53K
|
1.1K
$30K
|
|
|
May 14, 2025
Q1 2025
|
Huntington National Bank
Columbus, OH |
BUY
|
- |
800New |
$272 - $1.12K
|
800
$21.9K
|
|
|
May 13, 2025
Q1 2025
|
True Wealth Design, LLC
Akron, OH |
BUY
|
- |
289New |
$98.3 - $405
|
289
$7.93K
|
|
|
May 13, 2025
Q1 2025
|
Caitong International Asset Management Co., LTD
Hong Kong, K3 |
BUY
|
- |
1New |
$0.34 - $1.4
|
1
$27.4
|
|
| Q4 2024 | |||||||
|
Feb 14, 2025
Q4 2024
|
Novo Holdings
Hellerup, G7 |
BUY
|
- |
4.25MNew |
$6.04M - $11.4M
|
4.25M
$117M
|
|
|
Feb 14, 2025
Q4 2024
|
Sphera Funds Management Ltd.
Tel Aviv, L3 |
BUY
|
- |
690KNew |
$980K - $1.85M
|
690K
$18.9M
|
|
|
Feb 14, 2025
Q4 2024
|
Mackenzie Financial Corp
Toronto Ontario, A6 |
BUY
|
- |
92KNew |
$131K - $246K
|
92K
$2.52M
|
|
|
Feb 14, 2025
Q4 2024
|
Nuveen Asset Management, LLC
Chicago, IL |
BUY
|
- |
81K+ 53.59% |
$115K - $217K
|
232K
$6.37M
|
|
|
Feb 11, 2025
Q4 2024
|
Sei Investments CO
Oaks, PA |
BUY
|
- |
69.5KNew |
$98.7K - $186K
|
69.5K
$1.91M
|
|
|
Jan 15, 2025
Q4 2024
|
Avanza Fonder Ab
Stockholm, V7 |
BUY
|
- |
56.3KNew |
$79.9K - $151K
|
56.3K
$1.54M
|
|
|
Feb 14, 2025
Q4 2024
|
Cubist Systematic Strategies, LLC
Stamford, CT |
BUY
|
- |
45.3KNew |
$64.3K - $121K
|
45.3K
$1.24M
|
|
|
Feb 13, 2025
Q4 2024
|
Met Life Investment Management, LLC
Whippany, NJ |
BUY
|
- |
39.2K+ 115.68% |
$55.7K - $105K
|
73.2K
$2.01M
|
|
|
Feb 11, 2025
Q4 2024
|
Police & Firemen'S Retirement System Of New Jersey
Trenton, NJ |
BUY
|
- |
22.6KNew |
$32.1K - $60.5K
|
22.6K
$620K
|
|
|
May 29, 2025
Q4 2024
|
Rhumbline Advisers
Boston, MA |
BUY
|
- |
17.7K+ 11.48% |
$25.1K - $47.4K
|
172K
$4.71M
|
|
|
Feb 14, 2025
Q4 2024
|
Engineers Gate Manager LP
New York, NY |
BUY
|
- |
17.1KNew |
$24.3K - $45.8K
|
17.1K
$469K
|
|
|
Feb 13, 2025
Q4 2024
|
Marshall Wace, LLP
London, X0 |
BUY
|
- |
15.6KNew |
$22.2K - $41.8K
|
15.6K
$428K
|
|
|
Feb 14, 2025
Q4 2024
|
Wolverine Trading, LLC
Chicago, IL |
BUY
|
PUT |
15.1KNew |
$21.4K - $40.5K
|
15.1K
$414K
|
|
|
Feb 14, 2025
Q4 2024
|
Aquatic Capital Management LLC
Chicago, IL |
BUY
|
- |
14.6KNew |
$20.7K - $39K
|
14.6K
$399K
|
|
|
Feb 14, 2025
Q4 2024
|
Bayesian Capital Management, LP
Brooklyn, NY |
BUY
|
- |
12.6KNew |
$17.9K - $33.8K
|
12.6K
$346K
|
|
|
Feb 14, 2025
Q4 2024
|
Lazard Asset Management LLC
New York, NY |
BUY
|
- |
12.1KNew |
$17.2K - $32.4K
|
12.1K
$332K
|
|
|
Feb 14, 2025
Q4 2024
|
Wolverine Trading, LLC
Chicago, IL |
BUY
|
- |
10.9KNew |
$15.4K - $29.1K
|
10.9K
$298K
|
|
|
Feb 14, 2025
Q4 2024
|
Ameriprise Financial Inc
Minneapolis, MN |
BUY
|
- |
7.68K+ 16.83% |
$10.9K - $20.6K
|
53.3K
$1.46M
|
|
|
Feb 14, 2025
Q4 2024
|
Graham Capital Management, L.P.
Rowayton, CT |
BUY
|
- |
7.31K+ 17.23% |
$10.4K - $19.6K
|
49.7K
$1.36M
|
|
|
Apr 02, 2025
Q4 2024
|
Picton Mahoney Asset Management
Toronto, A6 |
BUY
|
- |
2.87KNew |
$4.08K - $7.69K
|
2.87K
$78.8K
|
|
|
Feb 18, 2025
Q4 2024
|
Gf Fund Management Co. Ltd.
Guangzhou, F4 |
BUY
|
- |
2.59KNew |
$3.68K - $6.95K
|
2.59K
$71.2K
|
|
|
Jan 15, 2025
Q4 2024
|
Skopos Labs, Inc.
Riverhead, NY |
BUY
|
- |
2.52KNew |
$3.57K - $6.75K
|
2.52K
$69K
|
|
|
Feb 14, 2025
Q4 2024
|
Point72 (Difc) LTD
Dubai, C0 |
BUY
|
- |
2.2KNew |
$3.13K - $5.9K
|
2.2K
$60.4K
|
|
|
Feb 14, 2025
Q4 2024
|
Woodline Partners LP
San Francisco, CA |
BUY
|
- |
2.04K+ 0.47% |
$2.9K - $5.47K
|
436K
$11.9M
|
|
|
Feb 14, 2025
Q4 2024
|
Atom Investors LP
Austin, TX |
BUY
|
- |
1.9K+ 7.71% |
$2.7K - $5.1K
|
26.6K
$729K
|
|
|
Feb 13, 2025
Q4 2024
|
Russell Investments Group, Ltd.
|
BUY
|
- |
1.05K+ 9.73% |
$1.49K - $2.81K
|
11.8K
$324K
|
|
|
Feb 10, 2025
Q4 2024
|
Signaturefd, LLC
Atlanta, GA |
BUY
|
- |
286New |
$406 - $766
|
286
$7.84K
|
|
| Q3 2024 | |||||||
|
Nov 14, 2024
Q3 2024
|
Nextech Invest Ag
|
BUY
|
- |
2.54M+ 26.68% |
$3.13M - $5.72M
|
12.1M
$331M
|
|
|
Nov 14, 2024
Q3 2024
|
Boxer Capital, LLC
San Diego, CA |
BUY
|
- |
1.82MNew |
$2.23M - $4.09M
|
1.82M
$49.8M
|
|
|
Nov 14, 2024
Q3 2024
|
Balyasny Asset Management LLC
Chicago, IL |
BUY
|
- |
536KNew |
$659K - $1.21M
|
536K
$14.7M
|
|
|
Nov 14, 2024
Q3 2024
|
Jane Street Group, LLC
New York, NY |
BUY
|
PUT |
383KNew |
$471K - $862K
|
383K
$10.5M
|
|
|
Nov 12, 2024
Q3 2024
|
Health Invest Partners Ab
|
BUY
|
- |
354K+ 191.3% |
$435K - $796K
|
539K
$14.8M
|
|
|
Nov 14, 2024
Q3 2024
|
Silverarc Capital Management, LLC
|
BUY
|
CALL |
168KNew |
$207K - $379K
|
168K
$4.62M
|
|
|
Oct 10, 2024
Q3 2024
|
Exchange Traded Concepts, LLC
|
BUY
|
- |
41.6K+ 95.78% |
$51.2K - $93.6K
|
85K
$2.33M
|
|
|
Oct 08, 2025
Q3 2024
|
New York State Common Retirement Fund
|
BUY
|
- |
37.2KNew |
$45.8K - $83.8K
|
37.2K
$1.02M
|
|
|
Nov 12, 2024
Q3 2024
|
Dynamic Technology Lab Private LTD
Singapore, U0 |
BUY
|
- |
18.1KNew |
$22.3K - $40.7K
|
18.1K
$496K
|
|
|
Oct 28, 2024
Q3 2024
|
Us Bancorp \De\
|
BUY
|
- |
16.2KNew |
$19.9K - $36.4K
|
16.2K
$444K
|
|
|
Nov 14, 2024
Q3 2024
|
Catalyst Funds Management Pty LTD
Sydney Nsw, C3 |
BUY
|
- |
1.7KNew |
$2.09K - $3.83K
|
1.7K
$46.6K
|
|
|
Nov 12, 2024
Q3 2024
|
Jones Financial Companies Lllp
|
BUY
|
- |
200New |
$246 - $450
|
200
$5.49K
|
|
|
Nov 01, 2024
Q3 2024
|
Capital Performance Advisors LLP
|
BUY
|
- |
11New |
$13.5 - $24.8
|
11
$302
|
|
| Q2 2024 | |||||||
|
Aug 13, 2024
Q2 2024
|
Black Rock Inc.
New York, NY |
BUY
|
- |
288K+ 3.56% |
$576K - $1.28M
|
8.38M
$230M
|
|
|
Aug 14, 2024
Q2 2024
|
Bridgeway Capital Management, LLC
Houston, TX |
BUY
|
- |
243K+ 104.69% |
$486K - $1.08M
|
476K
$13M
|
|
|
Aug 14, 2024
Q2 2024
|
Superstring Capital Management LP
New York, NY |
BUY
|
- |
110KNew |
$220K - $490K
|
110K
$3.02M
|
|
|
Aug 14, 2024
Q2 2024
|
Y Intercept (Hong Kong) LTD
|
BUY
|
- |
46.8KNew |
$93.6K - $208K
|
46.8K
$1.28M
|
|