A detailed history of Israel Englander (Millennium Management LLC) transactions in Mersana Therapeutics, Inc. stock. As of the latest transaction made, Millennium Management LLC holds 259,783 shares of MRSN stock, worth $420,848. This represents 0.0% of its overall portfolio holdings.

Number of Shares
259,783
Previous 691,785 62.45%
Holding current value
$420,848
Previous $1.39 Million 64.75%
% of portfolio
0.0%
Previous 0.0%

Shares

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

Nov 14, 2024

SELL
$1.23 - $2.25 $531,362 - $972,004
-432,002 Reduced 62.45%
259,783 $490,000
Q2 2024

Aug 14, 2024

SELL
$2.0 - $4.45 $1.63 Million - $3.63 Million
-815,795 Reduced 54.11%
691,785 $1.39 Million
Q1 2024

May 15, 2024

SELL
$2.16 - $5.94 $4.08 Million - $11.2 Million
-1,886,860 Reduced 55.59%
1,507,580 $6.75 Million
Q4 2023

Feb 14, 2024

BUY
$1.11 - $2.34 $1.69 Million - $3.56 Million
1,522,523 Added 81.33%
3,394,440 $7.88 Million
Q2 2023

Aug 14, 2023

BUY
$3.08 - $9.55 $1.88 Million - $5.83 Million
610,863 Added 48.44%
1,871,917 $6.16 Million
Q1 2023

May 15, 2023

SELL
$4.0 - $7.02 $9.61 Million - $16.9 Million
-2,402,473 Reduced 65.58%
1,261,054 $5.18 Million
Q4 2022

Feb 14, 2023

SELL
$5.65 - $7.86 $681,661 - $948,293
-120,648 Reduced 3.19%
3,663,527 $21.5 Million
Q3 2022

Nov 14, 2022

SELL
$4.63 - $8.0 $2.77 Million - $4.79 Million
-598,526 Reduced 13.66%
3,784,175 $25.6 Million
Q2 2022

Aug 15, 2022

SELL
$2.84 - $5.0 $1.42 Million - $2.51 Million
-501,048 Reduced 10.26%
4,382,701 $20.2 Million
Q1 2022

May 16, 2022

BUY
$3.74 - $6.63 $15.9 Million - $28.2 Million
4,247,665 Added 667.78%
4,883,749 $19.5 Million
Q4 2021

Feb 14, 2022

BUY
$5.48 - $9.86 $2.92 Million - $5.25 Million
532,347 Added 513.17%
636,084 $3.96 Million
Q3 2021

Nov 15, 2021

SELL
$8.56 - $14.47 $1.9 Million - $3.22 Million
-222,406 Reduced 68.19%
103,737 $978,000
Q2 2021

Aug 16, 2021

BUY
$13.28 - $18.07 $510,908 - $695,189
38,472 Added 13.37%
326,143 $4.43 Million
Q1 2021

May 17, 2021

BUY
$15.31 - $26.52 $2.87 Million - $4.97 Million
187,468 Added 187.09%
287,671 $4.66 Million
Q3 2020

Nov 16, 2020

SELL
$16.2 - $25.7 $11 Million - $17.4 Million
-676,735 Reduced 87.1%
100,203 $1.87 Million
Q2 2020

Aug 14, 2020

BUY
$5.24 - $23.4 $1.38 Million - $6.17 Million
263,639 Added 51.36%
776,938 $18.2 Million
Q1 2020

May 14, 2020

SELL
$4.41 - $9.28 $1.28 Million - $2.69 Million
-290,242 Reduced 36.12%
513,299 $2.99 Million
Q4 2019

Feb 14, 2020

BUY
$1.45 - $6.73 $1.1 Million - $5.12 Million
761,017 Added 1789.62%
803,541 $4.6 Million
Q3 2019

Nov 14, 2019

SELL
$1.54 - $4.2 $42,285 - $115,323
-27,458 Reduced 39.24%
42,524 $67,000
Q2 2019

Aug 15, 2019

SELL
$3.84 - $6.4 $98,810 - $164,684
-25,732 Reduced 26.88%
69,982 $283,000
Q1 2019

May 14, 2019

BUY
$3.51 - $7.3 $180,617 - $375,643
51,458 Added 116.27%
95,714 $503,000
Q4 2018

Feb 14, 2019

SELL
$3.45 - $9.72 $1.12 Million - $3.16 Million
-325,467 Reduced 88.03%
44,256 $181,000
Q3 2018

Nov 14, 2018

BUY
$10.0 - $19.02 $2.47 Million - $4.69 Million
246,670 Added 200.46%
369,723 $3.7 Million
Q2 2018

Aug 14, 2018

BUY
$14.2 - $22.68 $1.75 Million - $2.79 Million
123,053 New
123,053 $2.2 Million
Q4 2017

Feb 14, 2018

SELL
$14.95 - $19.9 $826,077 - $1.1 Million
-55,256 Closed
0 $0
Q3 2017

Nov 14, 2017

BUY
$14.8 - $18.06 $817,788 - $997,923
55,256
55,256 $955,000

Others Institutions Holding MRSN

About Mersana Therapeutics, Inc.


  • Ticker MRSN
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 97,169,296
  • Market Cap $157M
  • 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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