Ken Griffin Chembio Diagnostics, Inc. Transaction History

Citadel Advisors LLC

14 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2023 May 15, 2023	SELL	$0.25 - $0.45 $4,871 - $8,768	-19,486 Reduced 93.26%	1,409 $0
Q4 2022 Feb 14, 2023	SELL	$0.2 - $0.33 $15,016 - $24,777	-75,082 Reduced 78.23%	20,895 $4,000
Q3 2022 Nov 14, 2022	BUY	$0.35 - $1.1 $27,304 - $85,813	78,012 Added 434.24%	95,977 $35,000
Q2 2022 Aug 15, 2022	BUY	$0.45 - $0.8 $3,295 - $5,858	7,323 Added 68.81%	17,965 $12,000
Q1 2022 May 16, 2022	SELL	$0.66 - $1.23 $122,847 - $228,943	-186,133 Reduced 94.59%	10,642 $9,000
Q4 2021 Feb 14, 2022	BUY	$1.09 - $2.55 $108,230 - $253,199	99,294 Added 101.86%	196,775 $224,000
Q3 2021 Nov 15, 2021	BUY	$2.06 - $5.34 $146,626 - $380,090	71,178 Added 270.61%	97,481 $244,000
Q2 2021 Aug 16, 2021	SELL	$2.88 - $5.64 $41,587 - $81,441	-14,440 Reduced 35.44%	26,303 $78,000
Q1 2021 May 17, 2021	SELL	$3.4 - $7.97 $76,326 - $178,918	-22,449 Reduced 35.53%	40,743 $143,000
Q4 2020 Feb 16, 2021	SELL	$4.11 - $7.51 $111,171 - $203,137	-27,049 Reduced 29.97%	63,192 $301,000
Q3 2020 Nov 16, 2020	BUY	$3.28 - $5.93 $50,557 - $91,405	15,414 Added 20.6%	90,241 $439,000
Q2 2020 Aug 14, 2020	BUY	$3.18 - $15.54 $182,611 - $892,384	57,425 Added 329.99%	74,827 $243,000
Q1 2020 May 15, 2020	BUY	$2.36 - $5.6 $15,063 - $35,744	6,383 Added 57.93%	17,402 $89,000
Q4 2019 Feb 14, 2020	BUY	$3.94 - $5.76 $43,414 - $63,469	11,019 New	11,019 $50,000

Ticker CEMI
Exchange NASDAQ
Sector Healthcare
Industry Diagnostics & Research
Shares Outstandng 30,224,600
Description
Chembio Diagnostics, Inc., together with its subsidiaries, develops, manufactures, and commercializes point-of-care (POC) diagnostic tests that are used to detect or diagnose diseases. The company offers tests for COVID-19, HIV and Syphilis, and Zika virus. It also develops tests for malaria, dengue, chikungunya, Chagas, ebola, leishmaniasis, la...

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