Ken Griffin Opko Health, Inc. Transaction History

Citadel Advisors LLC

$618 Billion
Q3 2025

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Opko Health, Inc. stock. As of the latest transaction made, Citadel Advisors LLC holds 127,000 shares of OPK stock, worth $162,560. This represents 0.0% of its overall portfolio holdings.

Number of Shares

127,000

Previous 228,200 44.35%

Holding current value

$162,560

Previous $301,000 34.88%

% of portfolio

0.0%

Previous 0.0%

33 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	BUY	$1.19 - $1.55 $74,351 - $96,844	62,480 Added 28.74%	279,875 $433,000
Q2 2025 Aug 14, 2025	SELL	$1.24 - $1.66 $2.03 Million - $2.72 Million	-1,639,131 Reduced 88.29%	217,395 $286,000
Q1 2025 May 15, 2025	SELL	$1.45 - $1.94 $1.96 Million - $2.63 Million	-1,353,764 Reduced 42.17%	1,856,526 $3.08 Million
Q4 2024 Feb 14, 2025	BUY	$1.4 - $1.64 $992,062 - $1.16 Million	708,616 Added 28.33%	3,210,290 $4.72 Million
Q3 2024 Nov 14, 2024	BUY	$1.21 - $1.68 $2.61 Million - $3.62 Million	2,157,341 Added 626.53%	2,501,674 $3.73 Million

Q2 2024 Aug 14, 2024	BUY	$1.21 - $1.42 $146,345 - $171,744	120,947 Added 54.14%	344,333 $430,000
Q1 2024 May 15, 2024	SELL	$0.87 - $1.57 $161,093 - $290,709	-185,165 Reduced 45.32%	223,386 $268,000
Q4 2023 Feb 14, 2024	BUY	$1.23 - $1.63 $244,720 - $324,304	198,960 Added 94.93%	408,551 $616,000
Q3 2023 Nov 14, 2023	BUY	$1.5 - $2.17 $44,980 - $65,071	29,987 Added 16.7%	209,591 $335,000
Q2 2023 Aug 14, 2023	SELL	$1.37 - $2.17 $115,933 - $183,631	-84,623 Reduced 32.03%	179,604 $389,000
Q1 2023 May 15, 2023	SELL	$1.06 - $1.61 $860,086 - $1.31 Million	-811,402 Reduced 75.44%	264,227 $385,000
Q4 2022 Feb 14, 2023	BUY	$1.05 - $2.01 $236,692 - $453,096	225,421 Added 26.51%	1,075,629 $1.34 Million
Q3 2022 Nov 14, 2022	SELL	$1.81 - $2.81 $355,140 - $551,350	-196,210 Reduced 18.75%	850,208 $1.61 Million
Q2 2022 Aug 15, 2022	BUY	$2.33 - $3.61 $1.75 Million - $2.71 Million	749,800 Added 252.78%	1,046,418 $2.65 Million
Q1 2022 May 16, 2022	SELL	$2.87 - $4.93 $1.53 Million - $2.62 Million	-531,447 Reduced 64.18%	296,618 $1.02 Million
Q4 2021 Feb 14, 2022	BUY	$3.52 - $5.15 $2.17 Million - $3.17 Million	616,393 Added 291.2%	828,065 $3.98 Million
Q3 2021 Nov 15, 2021	SELL	$3.44 - $4.24 $276,090 - $340,298	-80,259 Reduced 27.49%	211,672 $773,000
Q2 2021 Aug 16, 2021	BUY	$3.33 - $4.55 $39,663 - $54,195	11,911 Added 4.25%	291,931 $1.18 Million
Q1 2021 May 17, 2021	BUY	$4.19 - $5.99 $434,000 - $620,444	103,580 Added 58.71%	280,020 $1.2 Million
Q4 2020 Feb 16, 2021	SELL	$3.27 - $4.87 $3.05 Million - $4.55 Million	-933,777 Reduced 84.11%	176,440 $697,000
Q3 2020 Nov 16, 2020	SELL	$2.99 - $5.96 $20.1 Million - $40.1 Million	-6,733,412 Reduced 85.85%	1,110,217 $4.1 Million
Q2 2020 Aug 14, 2020	BUY	$1.15 - $3.41 $8.95 Million - $26.5 Million	7,781,061 Added 12436.17%	7,843,629 $26.7 Million
Q1 2020 May 15, 2020	SELL	$1.34 - $2.32 $113,795 - $197,019	-84,922 Reduced 57.58%	62,568 $83,000
Q4 2019 Feb 14, 2020	SELL	$1.42 - $2.17 $119,514 - $182,638	-84,165 Reduced 36.33%	147,490 $217,000
Q3 2019 Nov 14, 2019	SELL	$1.75 - $2.47 $20,956 - $29,578	-11,975 Reduced 4.92%	231,655 $484,000
Q2 2019 Aug 14, 2019	SELL	$1.79 - $2.61 $3.41 Million - $4.98 Million	-1,906,897 Reduced 88.67%	243,630 $594,000
Q1 2019 May 15, 2019	BUY	$2.42 - $3.83 $4.12 Million - $6.52 Million	1,702,320 Added 379.81%	2,150,527 $0
Q4 2018 Feb 14, 2019	SELL	$2.46 - $3.87 $258,331 - $406,400	-105,013 Reduced 18.98%	448,207 $1.35 Million
Q3 2018 Nov 13, 2018	BUY	$3.29 - $6.29 $334,875 - $640,233	101,786 Added 22.55%	553,220 $0
Q2 2018 Aug 10, 2018	BUY	$2.99 - $4.99 $312,792 - $522,018	104,613 Added 30.16%	451,434 $0
Q1 2018 May 11, 2018	SELL	$3.11 - $5.12 $345,866 - $569,400	-111,211 Reduced 24.28%	346,821 $1.1 Million
Q4 2017 Feb 09, 2018	BUY	$4.61 - $7.04 $1.84 Million - $2.81 Million	399,711 Added 685.36%	458,032 $2.24 Million
Q3 2017 Nov 09, 2017	BUY	$5.88 - $7.11 $342,927 - $414,662	58,321	58,321 $400,000

Others Institutions Holding OPK

# of Institutions

255

Shares Held

195M

Call Options Held

1.68M

Put Options Held

126K

View Full List

About OPKO HEALTH, INC.

Ticker OPK
Exchange NASDAQ
Sector Healthcare
Industry Diagnostics & Research
Shares Outstandng 771,960,000
Market Cap $988M
Description
OPKO Health, Inc., a healthcare company, engages in the diagnostics and pharmaceuticals businesses in the United States, Ireland, Chile, Spain, Israel, Mexico, and internationally. The company's Diagnostics segment operates BioReference Laboratories that offers laboratory testing services for the detection, diagnosis, evaluation, monitoring, and...

More about OPK

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