Jim Simons Mednax, Inc. Transaction History

Renaissance Technologies LLC

$70.6 Billion
Q2 2025

A detailed history of Jim Simons (Renaissance Technologies LLC) transactions in Mednax, Inc. stock. As of the latest transaction made, Renaissance Technologies LLC holds 1,203,900 shares of MD stock, worth $19.5 Million. This represents 0.02% of its overall portfolio holdings.

Number of Shares

1,203,900

Previous 1,221,000 1.4%

Holding current value

$19.5 Million

Previous $17.7 Million 2.36%

% of portfolio

0.02%

Previous 0.03%

25 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 13, 2025	SELL	$12.0 - $15.17 $205,200 - $259,407	-17,100 Reduced 1.4%	1,203,900 $17.3 Million
Q1 2025 May 14, 2025	BUY	$12.44 - $17.23 $4.75 Million - $6.59 Million	382,200 Added 45.57%	1,221,000 $17.7 Million
Q4 2024 Feb 13, 2025	BUY	$11.83 - $16.08 $5.36 Million - $7.28 Million	453,000 Added 117.42%	838,800 $11 Million
Q3 2024 Nov 13, 2024	SELL	$6.77 - $11.6 $190,914 - $327,120	-28,200 Reduced 6.81%	385,800 $4.48 Million
Q2 2024 Aug 09, 2024	SELL	$6.77 - $9.74 $137,431 - $197,722	-20,300 Reduced 4.67%	414,000 $3.13 Million
Q1 2024 May 13, 2024	BUY	$8.46 - $10.03 $651,420 - $772,310	77,000 Added 21.55%	434,300 $4.36 Million
Q4 2023 Feb 13, 2024	BUY	$8.38 - $12.98 $2.59 Million - $4.01 Million	309,100 Added 641.29%	357,300 $3.32 Million
Q3 2023 Nov 14, 2023	SELL	$12.23 - $14.94 $62,373 - $76,194	-5,100 Reduced 9.57%	48,200 $613,000
Q2 2023 Aug 11, 2023	SELL	$13.02 - $14.98 $727,818 - $837,382	-55,900 Reduced 51.19%	53,300 $757,000
Q1 2023 May 12, 2023	BUY	$13.92 - $16.71 $1.52 Million - $1.82 Million	109,200 New	109,200 $1.63 Million
Q2 2022 Aug 12, 2022	SELL	$17.53 - $24.32 $3.25 Million - $4.51 Million	-185,600 Reduced 56.97%	140,200 $2.95 Million
Q1 2022 May 13, 2022	BUY	$22.38 - $27.7 $4.6 Million - $5.7 Million	205,600 Added 171.05%	325,800 $7.65 Million
Q4 2021 Feb 11, 2022	SELL	$24.43 - $28.72 $2.41 Million - $2.83 Million	-98,500 Reduced 45.04%	120,200 $3.27 Million
Q3 2021 Nov 12, 2021	SELL	$27.8 - $35.15 $2.57 Million - $3.25 Million	-92,600 Reduced 29.75%	218,700 $6.22 Million
Q2 2021 Aug 13, 2021	BUY	$24.83 - $33.15 $7.73 Million - $10.3 Million	311,300 New	311,300 $9.39 Million
Q1 2021 May 13, 2021	SELL	$20.82 - $28.6 $4.3 Million - $5.9 Million	-206,400 Closed	0 $0
Q4 2020 Feb 10, 2021	SELL	$12.74 - $24.54 $2.66 Million - $5.13 Million	-209,100 Reduced 50.32%	206,400 $5.07 Million
Q3 2020 Nov 13, 2020	BUY	$15.41 - $21.2 $949,256 - $1.31 Million	61,600 Added 17.41%	415,500 $6.76 Million
Q2 2020 Aug 13, 2020	SELL	$9.72 - $19.95 $1.26 Million - $2.58 Million	-129,511 Reduced 26.79%	353,900 $6.05 Million
Q1 2020 May 14, 2020	SELL	$7.89 - $27.71 $3.26 Million - $11.5 Million	-413,259 Reduced 46.09%	483,411 $5.63 Million
Q4 2019 Feb 13, 2020	BUY	$21.2 - $28.4 $3.63 Million - $4.87 Million	171,370 Added 23.63%	896,670 $24.9 Million
Q3 2019 Nov 13, 2019	SELL	$20.59 - $25.24 $640,349 - $784,964	-31,100 Reduced 4.11%	725,300 $16.4 Million
Q2 2019 Aug 12, 2019	BUY	$23.81 - $29.76 $1.18 Million - $1.48 Million	49,700 Added 7.03%	756,400 $19.1 Million
Q1 2019 May 14, 2019	BUY	$27.12 - $36.86 $5.82 Million - $7.91 Million	214,500 Added 43.58%	706,700 $19.2 Million
Q4 2018 Feb 13, 2019	BUY	$32.26 - $46.59 $15.9 Million - $22.9 Million	492,200 New	492,200 $16.2 Million

Others Institutions Holding MD

# of Institutions

279

Shares Held

79.5M

Call Options Held

85K

Put Options Held

View Full List

About MEDNAX, INC.

Ticker MD
Exchange NYSE
Sector Healthcare
Industry Medical Care Facilities
Shares Outstandng 84,353,504
Market Cap $1.37B
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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