Ken Griffin Mednax, Inc. Transaction History

Citadel Advisors LLC

$509 Billion
Q1 2025

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Mednax, Inc. stock. As of the latest transaction made, Citadel Advisors LLC holds 32,400 shares of MD stock, worth $482,112. This represents 0.0% of its overall portfolio holdings.

Number of Shares

32,400

Previous 14,600 121.92%

Holding current value

$482,112

Previous $191,000 145.55%

% of portfolio

0.0%

Previous 0.0%

26 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2025 May 15, 2025	SELL	$12.44 - $17.23 $3.11 Million - $4.31 Million	-250,349 Reduced 47.17%	280,440 $4.06 Million
Q4 2024 Feb 14, 2025	SELL	$11.83 - $16.08 $6.5 Million - $8.83 Million	-549,031 Reduced 50.84%	530,789 $6.96 Million
Q3 2024 Nov 14, 2024	BUY	$6.77 - $11.6 $577,345 - $989,248	85,280 Added 8.57%	1,079,820 $12.5 Million
Q2 2024 Aug 14, 2024	BUY	$6.77 - $9.74 $1.67 Million - $2.41 Million	247,415 Added 33.12%	994,540 $7.51 Million
Q1 2024 May 15, 2024	SELL	$8.46 - $10.03 $13 Million - $15.4 Million	-1,536,399 Reduced 67.28%	747,125 $7.49 Million
Q4 2023 Feb 14, 2024	BUY	$8.38 - $12.98 $12.9 Million - $20 Million	1,543,447 Added 208.55%	2,283,524 $21.2 Million
Q3 2023 Nov 14, 2023	SELL	$12.23 - $14.94 $1.7 Million - $2.07 Million	-138,775 Reduced 15.79%	740,077 $9.41 Million
Q2 2023 Aug 14, 2023	BUY	$13.02 - $14.98 $1.41 Million - $1.62 Million	108,240 Added 14.05%	878,852 $12.5 Million
Q1 2023 May 15, 2023	BUY	$13.92 - $16.71 $4.75 Million - $5.7 Million	340,970 Added 79.36%	770,612 $11.5 Million
Q4 2022 Feb 14, 2023	SELL	$14.49 - $19.43 $276,802 - $371,171	-19,103 Reduced 4.26%	429,642 $6.38 Million
Q3 2022 Nov 14, 2022	BUY	$16.51 - $23.64 $6.88 Million - $9.85 Million	416,537 Added 1293.27%	448,745 $7.41 Million
Q2 2022 Aug 15, 2022	SELL	$17.53 - $24.32 $2.05 Million - $2.84 Million	-116,851 Reduced 78.39%	32,208 $677,000
Q1 2022 May 16, 2022	BUY	$22.38 - $27.7 $2.2 Million - $2.72 Million	98,195 Added 193.05%	149,059 $3.5 Million
Q3 2021 Nov 15, 2021	SELL	$27.8 - $35.15 $947,952 - $1.2 Million	-34,099 Reduced 40.13%	50,864 $1.45 Million
Q2 2020 Aug 14, 2020	SELL	$9.72 - $19.95 $3.02 Million - $6.2 Million	-310,950 Reduced 78.54%	84,963 $1.45 Million
Q1 2020 May 15, 2020	SELL	$7.89 - $27.71 $3.11 Million - $10.9 Million	-393,742 Reduced 49.86%	395,913 $4.61 Million
Q4 2019 Feb 14, 2020	BUY	$21.2 - $28.4 $9.73 Million - $13 Million	458,946 Added 138.78%	789,655 $21.9 Million
Q3 2019 Nov 14, 2019	SELL	$20.59 - $25.24 $875,280 - $1.07 Million	-42,510 Reduced 11.39%	330,709 $7.48 Million
Q2 2019 Aug 14, 2019	SELL	$23.81 - $29.76 $2.31 Million - $2.89 Million	-96,960 Reduced 20.62%	373,219 $9.42 Million
Q1 2019 May 15, 2019	BUY	$27.12 - $36.86 $11.2 Million - $15.2 Million	411,676 Added 703.68%	470,179 $0
Q4 2018 Feb 14, 2019	SELL	$32.26 - $46.59 $29.5 Million - $42.6 Million	-915,029 Reduced 93.99%	58,503 $1.93 Million
Q3 2018 Nov 13, 2018	BUY	$42.76 - $48.58 $21.7 Million - $24.7 Million	508,033 Added 109.14%	973,532 $0
Q2 2018 Aug 10, 2018	SELL	$42.99 - $55.83 $14.7 Million - $19.1 Million	-341,286 Reduced 42.3%	465,499 $0
Q1 2018 May 11, 2018	BUY	$49.89 - $58.62 $28.2 Million - $33.1 Million	564,606 Added 233.14%	806,785 $44.9 Million
Q4 2017 Feb 09, 2018	SELL	$41.35 - $53.52 $21.8 Million - $28.3 Million	-527,989 Reduced 68.56%	242,179 $12.9 Million
Q3 2017 Nov 09, 2017	BUY	$41.19 - $46.98 $31.7 Million - $36.2 Million	770,168	770,168 $33.2 Million

Others Institutions Holding MD

# of Institutions

255

Shares Held

78.8M

Call Options Held

175K

Put Options Held

7.6K

View Full List

About MEDNAX, INC.

Ticker MD
Exchange NYSE
Sector Healthcare
Industry Medical Care Facilities
Shares Outstandng 84,353,504
Market Cap $1.26B
Description
Pediatrix Medical Group, Inc., together with its subsidiaries, provides newborn, maternal-fetal, pediatric cardiology, and other pediatric subspecialty care services in the United States and Puerto Rico. It offers neonatal care services, such as clinical care to babies born prematurely or with complications within specific units at hospitals thr...

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