Purchases and Sales Made in Q1 2023 in Mersana Therapeutics, Inc. (MRSN)
This table provides information about the institutional ownership of Mersana Therapeutics, Inc. (MRSN) during Q1 2023. The information is specifically focused on institutions that hold shares of Mersana Therapeutics, Inc..
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
May 15, 2023
Q1 2023
|
Public Employees Retirement System Of Ohio
Columbus, OH |
SELL
|
- |
-17K- 93.54% |
$68K - $119K
|
1.18K
$447
|
|
|
May 12, 2023
Q1 2023
|
Black Rock Inc.
New York, NY |
SELL
|
- |
-18.1K- 0.24% |
$72.4K - $127K
|
7.47M
$2.84M
|
|
|
May 02, 2023
Q1 2023
|
New York State Common Retirement Fund
|
SELL
|
- |
-18.9K- 33.71% |
$75.5K - $132K
|
37.1K
$14.1K
|
|
|
May 15, 2023
Q1 2023
|
Northern Trust Corp
Chicago, IL |
SELL
|
- |
-19.7K- 2.18% |
$79K - $139K
|
885K
$336K
|
|
|
May 15, 2023
Q1 2023
|
Ubs Oconnor LLC
Chicago, IL |
SELL
|
- |
-20.2K- 4.18% |
$80.8K - $142K
|
463K
$176K
|
|
|
May 15, 2023
Q1 2023
|
Occudo Quantitative Strategies LP
Fort Lauderdale, FL |
SELL
|
- |
-22.1K- 27.14% |
$88.5K - $155K
|
59.4K
$22.6K
|
|
|
May 15, 2023
Q1 2023
|
Marshall Wace, LLP
London, X0 |
SELL
|
- |
-27.3K- 1.08% |
$109K - $191K
|
2.5M
$949K
|
|
|
May 12, 2023
Q1 2023
|
Algert Global LLC
San Francisco, CA |
SELL
|
- |
-27.3K- 46.56% |
$109K - $192K
|
31.3K
$11.9K
|
|
|
May 04, 2023
Q1 2023
|
Barclays PLC
London, X0 |
SELL
|
- |
-34.1K- 14.67% |
$136K - $239K
|
198K
$75.3K
|
|
|
May 11, 2023
Q1 2023
|
Rhenman & Partners Asset Management Ab
Stockholm, V7 |
SELL
|
- |
-50K- 12.5% |
$200K - $351K
|
350K
$133K
|
|
|
May 12, 2023
Q1 2023
|
Dimensional Fund Advisors LP
Austin, TX |
SELL
|
- |
-70.4K- 14.38% |
$282K - $495K
|
419K
$159K
|
|
|
May 15, 2023
Q1 2023
|
Trexquant Investment LP
Stamford, CT |
SELL
|
- |
-77.3K- 49.0% |
$309K - $543K
|
80.4K
$30.6K
|
|
|
May 15, 2023
Q1 2023
|
Squarepoint Ops LLC
New York, NY |
SELL
|
- |
-85.3K- 87.46% |
$341K - $599K
|
12.2K
$4.65K
|
|
|
May 12, 2023
Q1 2023
|
Xtx Topco LTD
London, X0 |
SELL
|
- |
-87.2K- 65.59% |
$349K - $612K
|
45.7K
$17.4K
|
|
|
May 12, 2023
Q1 2023
|
Cibc Asset Management Inc
Toronto, A6 |
SELL
|
- |
-90.1K- 15.9% |
$360K - $633K
|
477K
$181K
|
|
|
May 15, 2023
Q1 2023
|
Aqr Capital Management LLC
Greenwich, CT |
SELL
|
- |
-101K- 74.92% |
$405K - $711K
|
33.9K
$12.9K
|
|
|
May 12, 2023
Q1 2023
|
Ubs Group Ag
|
SELL
|
- |
-103K- 35.76% |
$413K - $724K
|
185K
$70.5K
|
|
|
May 15, 2023
Q1 2023
|
Cubist Systematic Strategies, LLC
Stamford, CT |
SELL
|
- |
-116K- 27.21% |
$465K - $816K
|
311K
$118K
|
|
|
May 09, 2023
Q1 2023
|
Connor, Clark & Lunn Investment Management Ltd.
|
SELL
|
- |
-149K- 71.67% |
$598K - $1.05M
|
59.1K
$22.4K
|
|
|
May 15, 2023
Q1 2023
|
Sarissa Capital Management LP
Greenwich, CT |
SELL
|
- |
-197K- 4.93% |
$788K - $1.38M
|
3.8M
$1.44M
|
|
|
May 15, 2023
Q1 2023
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
SELL
|
- |
-249K- 23.62% |
$995K - $1.75M
|
805K
$306K
|
|
|
May 11, 2023
Q1 2023
|
Jpmorgan Chase & CO
New York, NY |
SELL
|
- |
-380K- 98.27% |
$1.52M - $2.67M
|
6.69K
$2.54K
|
|
|
May 15, 2023
Q1 2023
|
Two Sigma Investments, LP
New York, NY |
SELL
|
- |
-413K- 66.89% |
$1.65M - $2.9M
|
205K
$77.7K
|
|
|
May 15, 2023
Q1 2023
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
SELL
|
- |
-437K- 86.9% |
$1.75M - $3.07M
|
65.9K
$25K
|
|
|
May 15, 2023
Q1 2023
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
- |
-513K- 81.99% |
$2.05M - $3.6M
|
113K
$42.8K
|
|
|
May 15, 2023
Q1 2023
|
D. E. Shaw & Co., Inc.
New York, NY |
SELL
|
- |
-530K- 22.68% |
$2.12M - $3.72M
|
1.81M
$686K
|
|
|
May 15, 2023
Q1 2023
|
Silverarc Capital Management, LLC
|
SELL
|
- |
-600K- 52.63% |
$2.4M - $4.21M
|
540K
$205K
|
|
|
May 15, 2023
Q1 2023
|
Acuta Capital Partners, LLC
Belmont, CA |
SELL
|
- |
-890K- 93.68% |
$3.56M - $6.25M
|
60K
$22.8K
|
|
|
May 15, 2023
Q1 2023
|
Israel Englander
Millennium Management LLC | New York, Ny
|
SELL
|
- |
-2.4M- 65.58% |
$9.61M - $16.9M
|
1.26M
$479K
|