Ken Griffin Prothena Corp Public LTD CO Put Options Transaction History

Citadel Advisors LLC

8 transactions

Quarter	Operation	Price Per put	puts change	puts Held
Q2 2024 Aug 14, 2024	BUY	$19.54 - $26.15 $56,666 - $75,835	2,900 Added 12.08%	26,900 $555,000
Q1 2024 May 15, 2024	SELL	$24.75 - $40.66 $2.48 Million - $4.07 Million	-100,000 Reduced 80.65%	24,000 $594,000
Q4 2023 Feb 14, 2024	BUY	$32.31 - $52.32 $3.63 Million - $5.88 Million	112,400 Added 968.97%	124,000 $4.51 Million
Q3 2023 Nov 14, 2023	SELL	$47.3 - $70.6 $279,070 - $416,539	-5,900 Reduced 33.71%	11,600 $559,000
Q2 2023 Aug 14, 2023	BUY	$48.26 - $78.59 $545,338 - $888,067	11,300 Added 182.26%	17,500 $1.19 Million
Q1 2023 May 15, 2023	SELL	$46.97 - $58.27 $319,396 - $396,236	-6,800 Reduced 52.31%	6,200 $300,000
Q4 2022 Feb 14, 2023	SELL	$52.05 - $65.0 $1.35 Million - $1.68 Million	-25,900 Reduced 66.58%	13,000 $783,000
Q3 2022 Nov 14, 2022	BUY	$25.16 - $60.63 $978,724 - $2.36 Million	38,900 New	38,900 $2.36 Million

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42.8M

77.7K

92.7K

Ticker PRTA
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 46,922,800
Market Cap $821M
Description
Prothena Corporation plc, a late-stage clinical company, focuses on discovery and development of novel therapies for life-threatening diseases in the United States. The company is involved in developing Birtamimab, an investigational humanized antibody that is in Phase III clinical trial for the treatment of AL amyloidosis; Prasinezumab, a human...

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