A detailed history of Jane Street Group, LLC transactions in Mersana Therapeutics, Inc. stock. As of the latest transaction made, Jane Street Group, LLC holds 417,451 shares of MRSN stock, worth $258,819. This represents 0.0% of its overall portfolio holdings.

Number of Shares
417,451
Previous 317,332 31.55%
Holding current value
$258,819
Previous $637,000 23.7%
% of portfolio
0.0%
Previous 0.0%

Shares

20 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Nov 14, 2024

BUY
$1.23 - $2.25 $123,146 - $225,267
100,119 Added 31.55%
417,451 $788,000
Q2 2024

Aug 14, 2024

SELL
$2.0 - $4.45 $106,602 - $237,189
-53,301 Reduced 14.38%
317,332 $637,000
Q1 2024

May 15, 2024

SELL
$2.16 - $5.94 $842 - $2,316
-390 Reduced 0.11%
370,633 $1.66 Million
Q4 2023

Feb 14, 2024

BUY
$1.11 - $2.34 $108,799 - $229,362
98,018 Added 35.9%
371,023 $860,000
Q3 2023

Nov 14, 2023

SELL
$1.06 - $3.91 $43,966 - $162,178
-41,478 Reduced 13.19%
273,005 $346,000
Q2 2023

Aug 14, 2023

BUY
$3.08 - $9.55 $968,607 - $3 Million
314,483 New
314,483 $1.03 Million
Q3 2022

Nov 14, 2022

BUY
$4.63 - $8.0 $154,716 - $267,328
33,416 New
33,416 $226,000
Q2 2022

Aug 16, 2022

SELL
$2.84 - $5.0 $407,031 - $716,605
-143,321 Closed
0 $0
Q1 2022

May 17, 2022

BUY
$3.74 - $6.63 $343,324 - $608,620
91,798 Added 178.17%
143,321 $572,000
Q4 2021

Feb 15, 2022

BUY
$5.48 - $9.86 $32,282 - $58,085
5,891 Added 12.91%
51,523 $320,000
Q3 2021

Nov 16, 2021

SELL
$8.56 - $14.47 $57,694 - $97,527
-6,740 Reduced 12.87%
45,632 $430,000
Q2 2021

Aug 16, 2021

SELL
$13.28 - $18.07 $145,588 - $198,101
-10,963 Reduced 17.31%
52,372 $712,000
Q1 2021

May 18, 2021

SELL
$15.31 - $26.52 $305,970 - $530,002
-19,985 Reduced 23.99%
63,335 $1.03 Million
Q4 2020

Feb 17, 2021

BUY
$16.84 - $27.59 $812,984 - $1.33 Million
48,277 Added 137.77%
83,320 $2.22 Million
Q3 2020

Nov 17, 2020

BUY
$16.2 - $25.7 $188,973 - $299,790
11,665 Added 49.9%
35,043 $653,000
Q2 2020

Aug 17, 2020

BUY
$5.24 - $23.4 $57,571 - $257,095
10,987 Added 88.67%
23,378 $547,000
Q1 2020

May 15, 2020

BUY
$4.41 - $9.28 $54,644 - $114,988
12,391 New
12,391 $72,000
Q3 2019

Nov 14, 2019

SELL
$1.54 - $4.2 $94,646 - $258,127
-61,459 Closed
0 $0
Q2 2019

Aug 15, 2019

BUY
$3.84 - $6.4 $192,433 - $320,723
50,113 Added 441.68%
61,459 $249,000
Q1 2019

May 16, 2019

BUY
$3.51 - $7.3 $39,824 - $82,825
11,346 New
11,346 $60,000

Others Institutions Holding MRSN

About Mersana Therapeutics, Inc.


  • Ticker MRSN
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 97,169,296
  • Market Cap $60.2M
  • Description
  • Mersana Therapeutics, Inc., a clinical stage biopharmaceutical company, develops antibody drug conjugates (ADC) for cancer patients with unmet need. It develops XMT-1592, a Dolasynthen ADC targeting NaPi2b-expressing tumor cells, which is in phase I clinical trial for the treatment of ovarian cancer and NSCLC adenocarcinoma. The company also dev...
More about MRSN
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