Mednax Inc

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Mednax Inc
TickerMD
CIK #0000893949
CUSIP58502B106
SectorLife Sciences - Services-Hospitals
Address1301 Concord Terrace, Sunrise, FL 33323
Source [EDGAR]
CIK Filing 2011 - 2025
[0000893949] 10-K
[0000893949] 10-Q
[0000893949] 3
[0000893949] 4
[0000893949] 5
[0000893949] 8-K
[0000893949] D
[0000893949] SC 13D
[0000893949] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Rubric Capital Management LP Pediatrix Medical Group Inc [2024-11-13] 0.64
Dimensional Fund Advisors LP Pediatrix Medical Group Inc [2024-02-09] 5.2
FMR LLC Mednax Inc [2022-02-09] 0.0
Earnest Partners LLC Mednax Inc [2021-02-16] 6.9
AllianceBernstein LP Mednax Inc [2021-02-08] 5.5
ArrowMark Colorado Holdings LLC Mednax Inc [2020-02-14] 6.35
Starboard Value LP Mednax Inc [2020-02-13] 7.5
Dimensional Fund Advisors LP Mednax Inc [2020-02-12] 5.94
Elliott Associates LP Mednax Inc [2017-11-16] 0.7
FMR LLC Mednax Inc [2017-02-14] 0.0
Bank of New York Mellon Corp Mednax Inc [2015-02-10] 6.57
Vanguard Group Inc Mednax Inc [2013-02-13] 5.4
FMR LLC Mednax Inc [2012-02-14] 0.0
Price T Rowe Associates Inc /MD/ Mednax Inc [2012-02-10] 5.2
BlackRock Inc Mednax Inc [2012-02-09] 5.14
Form 3/4/5 Filer 2011 - 2025
Neeb Don Gregory
Pediatrix Medical Group, Inc.
Newman Kurt Douglas
Moore Mary Ann E
Rossi Kasandra H
Ordan Mark S
Weis Shirley A
Rucker Michael A.
McEachin Thomas
Linynsky Laura A
Young Sylvia Jean
Starcher John M. Jr.
Sansone Guy P
Swift James D
Richards C Marc
Wood Lee
Pickert Curtis
Andreano Dominic J
Medel Roger MD
Hinson Roger Mack
Pepia John C
Kadre Manuel
Gabos Paul G
Waldemar MD Carlo A
Barker Karey D
Farber Stephen D
Nikolopoulos Nicholas J
Sosa Enrique
Migoya Carlos A
Goldschmidt, MD Pascal J
Fernandez Michael
Alvarez Cesar L
Clark David A.
Calabro Joseph M
Lopez-Blanco Vivian
Shalala Donna E
Wagner Karl B
Stanley Michael D
Hawk William C
Freeman Roger K
Hawkins Thomas W
Form 13F Holdings
Firm Period DFND Voting Shares
BlackRock, Inc. [2025-06-30] SOLE 13,631,002 13,948,121
Vanguard Group Inc [2025-06-30] SOLE 0 10,740,356
State Street Corp [2025-06-30] DFND 3,274,458 3,489,445
Victory Capital Management Inc [2025-06-30] SOLE 3,094,959 3,157,654
Dimensional Fund Advisors LP [2025-06-30] SOLE 2,968,396 3,083,019
FMR LLC [2025-06-30] DFND 2,407,563 2,414,037
Geode Capital Management LLC [2025-06-30] DFND 1,998,830 1,998,830
American Century Companies Inc [2025-06-30] DFND 1,644,259 1,931,867
AllianceBernstein LP [2025-06-30] DFND 1,700,426 1,838,833
D. E. Shaw & Co., Inc. [2025-06-30] DFND 1,577,762 1,577,762
Boston Partners [2025-06-30] DFND 1,264,689 1,327,334
Morgan Stanley [2025-06-30] DFND 1,026,734 1,316,362
Charles Schwab Investment Management Inc [2025-06-30] SOLE 1,267,884 1,267,943
Renaissance Technologies LLC [2025-06-30] SOLE 1,203,900 1,203,900
Northern Trust Corp [2025-06-30] DFND 845,283 863,324
Nuveen, LLC [2025-06-30] DFND 838,391 839,579
Goldman Sachs Group Inc [2025-06-30] DFND 768,670 790,543
Cinctive Capital Management LP [2025-06-30] SOLE 775,733 775,733
Pacer Advisors Inc [2025-06-30] SOLE 772,893 772,893
Dana Investment Advisors Inc [2025-06-30] SOLE 467,285 759,300
Ameriprise Financial Inc [2025-06-30] DFND 0 744,473
Qube Research & Technologies Ltd [2025-06-30] SOLE 735,526 735,526
Castleknight Management LP [2025-06-30] SOLE 706,250 706,250
JPMorgan Chase & Co [2025-06-30] DFND 550,496 686,498
Citadel Advisors LLC [2025-06-30] DFND 683,488 683,488
Prudential Financial Inc [2025-06-30] DFND 663,766 670,321
Segall Bryant & Hamill LLC [2025-06-30] SOLE 469,935 648,677
Bank of New York Mellon Corp [2025-06-30] DFND 553,751 605,240
Invesco Ltd. [2025-06-30] DFND 0 594,179
ArrowMark Colorado Holdings LLC [2025-06-30] SOLE 589,292 589,292
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