State Of Wisconsin Investment Board Mersana Therapeutics, Inc. Transaction History

State Of Wisconsin Investment Board

$37.8 Billion
Q3 2024

19 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2024 Aug 14, 2024	SELL	$2.0 - $4.45 $45,800 - $101,905	-22,900 Reduced 21.5%	83,600 $168,000
Q1 2024 May 14, 2024	BUY	$2.16 - $5.94 $230,040 - $632,610	106,500 New	106,500 $477,000
Q3 2023 Nov 14, 2023	SELL	$1.06 - $3.91 $63,356 - $233,700	-59,770 Reduced 85.36%	10,254 $13,000
Q2 2023 Aug 14, 2023	SELL	$3.08 - $9.55 $11,131 - $34,513	-3,614 Reduced 4.91%	70,024 $230,000
Q1 2023 May 15, 2023	BUY	$4.0 - $7.02 $2,960 - $5,194	740 Added 1.02%	73,638 $302,000
Q4 2022 Feb 14, 2023	SELL	$5.65 - $7.86 $366,526 - $509,893	-64,872 Reduced 47.09%	72,898 $427,000
Q3 2022 Nov 14, 2022	SELL	$4.63 - $8.0 $476,700 - $823,672	-102,959 Reduced 42.77%	137,770 $931,000
Q2 2022 Aug 15, 2022	BUY	$2.84 - $5.0 $129,018 - $227,145	45,429 Added 23.26%	240,729 $1.11 Million
Q1 2022 May 13, 2022	BUY	$3.74 - $6.63 $462,638 - $820,131	123,700 Added 172.77%	195,300 $779,000
Q3 2021 Nov 12, 2021	SELL	$8.56 - $14.47 $69,336 - $117,207	-8,100 Reduced 10.16%	71,600 $675,000
Q2 2021 Aug 12, 2021	SELL	$13.28 - $18.07 $150,064 - $204,191	-11,300 Reduced 12.42%	79,700 $1.08 Million
Q1 2021 May 17, 2021	BUY	$15.31 - $26.52 $62,771 - $108,732	4,100 Added 4.72%	91,000 $1.47 Million
Q4 2020 Feb 03, 2021	SELL	$16.84 - $27.59 $72,412 - $118,637	-4,300 Reduced 4.71%	86,900 $2.31 Million
Q3 2020 Nov 16, 2020	BUY	$16.2 - $25.7 $221,940 - $352,090	13,700 Added 17.68%	91,200 $1.7 Million
Q2 2020 Aug 12, 2020	BUY	$5.24 - $23.4 $100,608 - $449,280	19,200 Added 32.93%	77,500 $1.81 Million
Q1 2020 May 06, 2020	BUY	$4.41 - $9.28 $257,103 - $541,024	58,300 New	58,300 $340,000
Q2 2019 Aug 14, 2019	SELL	$3.84 - $6.4 $65,280 - $108,800	-17,000 Closed	0 $0
Q1 2019 May 13, 2019	BUY	$3.51 - $7.3 $14,040 - $29,200	4,000 Added 30.77%	17,000 $89,000
Q4 2018 Feb 11, 2019	BUY	$3.45 - $9.72 $44,850 - $126,360	13,000 New	13,000 $53,000

Others Institutions Holding MRSN

# of Institutions

121

Shares Held

116M

Call Options Held

233K

Put Options Held

457K

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About Mersana Therapeutics, Inc.

Ticker MRSN
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 97,169,296
Market Cap $216M
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...

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