A detailed history of California State Teachers Retirement System transactions in Mersana Therapeutics, Inc. stock. As of the latest transaction made, California State Teachers Retirement System holds 8,220 shares of MRSN stock, worth $20,714. This represents 0.0% of its overall portfolio holdings.

Number of Shares
8,220
Previous 8,220 -0.0%
Holding current value
$20,714
Previous $16,000 6.25%
% of portfolio
0.0%
Previous 0.0%

Shares

22 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q2 2024

Aug 14, 2024

SELL
$2.0 - $4.45 $5,850 - $13,016
-2,925 Reduced 26.24%
8,220 $16,000
Q1 2024

May 15, 2024

SELL
$2.16 - $5.94 $15,344 - $42,197
-7,104 Reduced 38.93%
11,145 $49,000
Q4 2023

Feb 13, 2024

SELL
$1.11 - $2.34 $89,588 - $188,861
-80,710 Reduced 81.56%
18,249 $42,000
Q3 2023

Nov 14, 2023

SELL
$1.06 - $3.91 $6,770 - $24,973
-6,387 Reduced 6.06%
98,959 $125,000
Q2 2023

Aug 21, 2023

BUY
$3.08 - $9.55 $2,510 - $7,783
815 Added 0.78%
105,346 $346,000
Q1 2023

May 09, 2023

BUY
$4.0 - $7.02 $232 - $407
58 Added 0.06%
104,531 $429,000
Q4 2022

Feb 14, 2023

BUY
$5.65 - $7.86 $12,028 - $16,733
2,129 Added 2.08%
104,473 $612,000
Q3 2022

Nov 18, 2022

BUY
$4.63 - $8.0 $2,819 - $4,872
609 Added 0.6%
102,344 $692,000
Q2 2022

Aug 15, 2022

BUY
$2.84 - $5.0 $60,736 - $106,930
21,386 Added 26.62%
101,735 $470,000
Q1 2022

May 16, 2022

SELL
$3.74 - $6.63 $25,794 - $45,727
-6,897 Reduced 7.91%
80,349 $321,000
Q4 2021

Feb 15, 2022

BUY
$5.48 - $9.86 $19,377 - $34,864
3,536 Added 4.22%
87,246 $543,000
Q3 2021

Nov 15, 2021

SELL
$8.56 - $14.47 $95,931 - $162,165
-11,207 Reduced 11.81%
83,710 $789,000
Q2 2021

Aug 16, 2021

BUY
$13.28 - $18.07 $194,512 - $264,671
14,647 Added 18.25%
94,917 $1.29 Million
Q1 2021

May 18, 2021

SELL
$15.31 - $26.52 $4,439 - $7,690
-290 Reduced 0.36%
80,270 $1.3 Million
Q4 2020

Feb 16, 2021

SELL
$16.84 - $27.59 $1.44 Million - $2.36 Million
-85,500 Reduced 51.49%
80,560 $2.14 Million
Q3 2020

Nov 17, 2020

BUY
$16.2 - $25.7 $1.57 Million - $2.49 Million
96,904 Added 140.12%
166,060 $3.09 Million
Q2 2020

Aug 17, 2020

BUY
$5.24 - $23.4 $69,293 - $309,441
13,224 Added 23.64%
69,156 $1.62 Million
Q1 2020

May 13, 2020

BUY
$4.41 - $9.28 $2,817 - $5,929
639 Added 1.16%
55,932 $326,000
Q2 2019

Aug 14, 2019

BUY
$3.84 - $6.4 $139,142 - $231,904
36,235 Added 190.13%
55,293 $224,000
Q2 2018

Aug 14, 2018

BUY
$14.2 - $22.68 $28,726 - $45,881
2,023 Added 11.88%
19,058 $340,000
Q1 2018

May 15, 2018

BUY
$13.56 - $18.48 $119,802 - $163,270
8,835 Added 107.74%
17,035 $269,000
Q3 2017

Nov 13, 2017

BUY
$14.8 - $18.06 $121,360 - $148,092
8,200
8,200 $142,000

Others Institutions Holding MRSN

About Mersana Therapeutics, Inc.


  • Ticker MRSN
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 97,169,296
  • Market Cap $245M
  • 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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