A detailed history of Ubs Oconnor LLC transactions in Mersana Therapeutics, Inc. stock. As of the latest transaction made, Ubs Oconnor LLC holds 570,029 shares of MRSN stock, worth $1.18 Million. This represents 0.07% of its overall portfolio holdings.

Number of Shares
570,029
Holding current value
$1.18 Million
% of portfolio
0.07%

Shares

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

Nov 14, 2024

BUY
$1.23 - $2.25 $31,655 - $57,906
25,736 Added 4.73%
570,029 $1.08 Million
Q2 2024

Aug 14, 2024

BUY
$2.0 - $4.45 $220,000 - $489,500
110,000 Added 25.33%
544,293 $1.09 Million
Q1 2024

May 15, 2024

SELL
$2.16 - $5.94 $262,120 - $720,830
-121,352 Reduced 21.84%
434,293 $1.95 Million
Q4 2023

Feb 14, 2024

BUY
$1.11 - $2.34 $287,746 - $606,600
259,231 Added 87.46%
555,645 $1.29 Million
Q3 2023

Nov 14, 2023

BUY
$1.06 - $3.91 $314,198 - $1.16 Million
296,414 New
296,414 $376,000
Q1 2023

May 15, 2023

SELL
$4.0 - $7.02 $80,808 - $141,818
-20,202 Reduced 4.18%
462,699 $1.9 Million
Q4 2022

Feb 14, 2023

BUY
$5.65 - $7.86 $601,188 - $836,343
106,405 Added 28.26%
482,901 $0
Q3 2022

Nov 14, 2022

SELL
$4.63 - $8.0 $530,375 - $916,416
-114,552 Reduced 23.33%
376,496 $2.55 Billion
Q2 2022

Aug 12, 2022

BUY
$2.84 - $5.0 $758,416 - $1.34 Million
267,048 Added 119.22%
491,048 $2.27 Million
Q1 2022

May 16, 2022

BUY
$3.74 - $6.63 $837,760 - $1.49 Million
224,000 New
224,000 $893,000

Others Institutions Holding MRSN

About Mersana Therapeutics, Inc.


  • Ticker MRSN
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 97,169,296
  • Market Cap $201M
  • 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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