Ken Griffin Mersana Therapeutics, Inc. Put Options Transaction History

Citadel Advisors LLC

7 transactions

Quarter	Operation	Price Per put	puts change	puts Held
Q3 2024 Nov 14, 2024	BUY	$1.23 - $2.25 $9,225 - $16,875	7,500 Added 38.07%	27,200 $51,000
Q2 2024 Aug 14, 2024	BUY	$2.0 - $4.45 $32,200 - $71,645	16,100 Added 447.22%	19,700 $39,000
Q1 2024 May 15, 2024	SELL	$2.16 - $5.94 $18,576 - $51,084	-8,600 Reduced 70.49%	3,600 $16,000
Q4 2023 Feb 14, 2024	SELL	$1.11 - $2.34 $40,071 - $84,474	-36,100 Reduced 74.74%	12,200 $28,000
Q3 2023 Nov 14, 2023	SELL	$1.06 - $3.91 $61,480 - $226,780	-58,000 Reduced 54.56%	48,300 $61,000
Q2 2023 Aug 14, 2023	BUY	$3.08 - $9.55 $312,312 - $968,370	101,400 Added 2069.39%	106,300 $349,000
Q1 2023 May 15, 2023	BUY	$4.0 - $7.02 $19,600 - $34,398	4,900 New	4,900 $20,000

121

116M

233K

457K

Ticker MRSN
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 97,169,296
Market Cap $197M
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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