Ken Griffin Gritstone Bio, Inc. Call Options Transaction History

Citadel Advisors LLC

8 transactions

Quarter	Operation	Price Per call	calls change	calls Held
Q2 2024 Aug 14, 2024	SELL	$0.62 - $2.35 $85,994 - $325,945	-138,700 Reduced 80.03%	34,600 $21,000
Q1 2024 May 15, 2024	BUY	$1.96 - $2.9 $328,300 - $485,750	167,500 Added 2887.93%	173,300 $445,000
Q4 2023 Feb 14, 2024	SELL	$1.28 - $2.85 $896 - $1,995	-700 Reduced 10.77%	5,800 $11,000
Q3 2023 Nov 14, 2023	SELL	$1.19 - $2.26 $28,679 - $54,465	-24,100 Reduced 78.76%	6,500 $11,000
Q2 2023 Aug 14, 2023	SELL	$1.66 - $3.03 $164,008 - $299,364	-98,800 Reduced 76.35%	30,600 $59,000
Q1 2023 May 15, 2023	BUY	$2.13 - $3.74 $65,178 - $114,444	30,600 Added 30.97%	129,400 $359,000
Q4 2022 Feb 14, 2023	BUY	$2.17 - $3.92 $42,098 - $76,048	19,400 Added 24.43%	98,800 $340,000
Q3 2022 Nov 14, 2022	SELL	$2.46 - $4.75 $17,712 - $34,200	-7,200 Reduced 8.31%	79,400 $204,000

37.5M

1.46M

168K

Ticker GRTS
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 73,006,896
Market Cap $2.19M
Description
Gritstone bio, Inc., a clinical-stage biotechnology company, engages in developing immunotherapies against multiple cancer types and infectious diseases. Its lead product candidate is GRANITE, a neoantigen-based immunotherapy for the treatment of solid tumors, including metastatic non-small cell lung cancer, as well as gastroesophageal, bladder ...

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