What does CUSIP 58502B106 represent in this 13F holders report?

CUSIP 58502B106 is the security identifier for MD - Pediatrix Medical Group, Inc. - Common Stock used to aggregate holder disclosures.

How many institutions held MD - Pediatrix Medical Group, Inc. - Common Stock in Q4 2019?

251 institutional investors reported MD - Pediatrix Medical Group, Inc. - Common Stock for Q4 2019. Use the holders table for investor-level position and value details.

Pediatrix Medical Group, Inc. - Common Stock (MD)

CUSIP: 58502B106

Q4 2019 13F Holders as of 31 Dec 2019

Type / Class: Equity / Common Stock
Shares outstanding: 85,702,801
Total 13F shares: 78,540,960
Share change: -975,482
Total reported value: $2,182,143,718
Put/Call ratio: 325%
Price per share: $27.79
Number of holders: 251
Value change: -$2,791,826
Number of buys: 141
Number of sells: 101

Security key

58502B106

Report period

Q4 2019

Institutions

251

Top holders

MD full security history Ownership snapshot Full 13F holder table Newer quarter: Q1 2020 Previous quarter: Q3 2019 Pediatrix Medical Group, Inc. SEC filings Pediatrix Medical Group, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 58502B106

Newer quarter: Q1 2020 Previous quarter: Q3 2019

Recent filing periods:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Ownership snapshot

Top shareholders of MD - Pediatrix Medical Group, Inc. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Lead holder

BlackRock Finance, Inc.

13D/G signal

—

Evidence rows

Latest as of

30 Sep 2019

13F Lead comparable stake: 8.9% Showing first 8 of 50 holder rows. Open remaining rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
BlackRock Finance, Inc.	13F Company 13F	8.9%	$172,632,000 7,631,773 shares	—	30 Sep 2019
VANGUARD GROUP INC	13F Company 13F	8.8%	$170,214,000 7,524,956 shares	—	30 Sep 2019
ArrowMark Colorado Holdings LLC	13F Company 13F	6.2%	$119,639,000 5,289,078 shares	—	30 Sep 2019
DIMENSIONAL FUND ADVISORS LP	13F Company 13F	5.4%	$104,672,000 4,627,455 shares	—	30 Sep 2019
D. E. Shaw & Co., Inc.	13F Company 13F	4.2%	$81,056,000 3,583,381 shares	—	30 Sep 2019
LAZARD ASSET MANAGEMENT LLC	13F Company 13F	3.8%	$73,512,000 3,249,877 shares	—	30 Sep 2019
PRICE T ROWE ASSOCIATES INC /MD/	13F Company 13F	3.5%	$68,677,000 3,036,119 shares	—	30 Sep 2019
P2 Capital Partners, LLC	13F Company 13F	3.2%	$62,205,000 2,750,000 shares	—	30 Sep 2019

Show 42 additional holder rows in the full holder list

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
FMR LLC	13F Company 13F	2.7%	$52,597,000 2,325,271 shares	—	30 Sep 2019
FIL Ltd	13F Company 13F	2.7%	$52,264,000 2,310,535 shares	—	30 Sep 2019
STATE STREET CORP	13F Company 13F	2.7%	$51,602,000 2,281,254 shares	—	30 Sep 2019
AQR CAPITAL MANAGEMENT LLC	13F Company 13F	2.5%	$47,609,000 2,124,437 shares	—	30 Sep 2019
MORGAN STANLEY	13F Company 13F	1.9%	$37,033,000 1,637,189 shares	—	30 Sep 2019
COOKE & BIELER LP	13F Company 13F	1.7%	$32,278,000 1,426,965 shares	—	30 Sep 2019
Neuberger Berman Group LLC	13F Company 13F	1.6%	$30,524,000 1,349,586 shares	—	30 Sep 2019
PRUDENTIAL FINANCIAL INC	13F Company 13F	1.5%	$29,992,000 1,325,926 shares	—	30 Sep 2019
LSV ASSET MANAGEMENT	13F Company 13F	1.3%	$25,216,000 1,114,795 shares	—	30 Sep 2019
Bank of New York Mellon Corp	13F Company 13F	1.3%	$24,994,000 1,104,944 shares	—	30 Sep 2019
Aristotle Capital Boston, LLC	13F Company 13F	1.2%	$24,208,000 1,070,217 shares	—	30 Sep 2019
NORGES BANK	13F Company 13F	1.2%	$23,400,000 1,034,483 shares	—	30 Sep 2019
FIRST TRUST ADVISORS LP	13F Company 13F	1.1%	$22,121,000 977,922 shares	—	30 Sep 2019
GEODE CAPITAL MANAGEMENT, LLC	13F Company 13F	1.1%	$21,169,000 935,906 shares	—	30 Sep 2019
WINTON GROUP Ltd	13F Company 13F	0.96%	$18,675,000 825,613 shares	—	30 Sep 2019
PALISADE CAPITAL MANAGEMENT, LP	13F Company 13F	0.93%	$18,066,000 798,653 shares	—	30 Sep 2019
GOLDMAN SACHS GROUP INC	13F Company 13F	0.93%	$17,991,000 795,359 shares	—	30 Sep 2019
RENAISSANCE TECHNOLOGIES LLC	13F Company 13F	0.85%	$16,406,000 725,300 shares	—	30 Sep 2019
NORTHERN TRUST CORP	13F Company 13F	0.77%	$14,832,000 655,664 shares	—	30 Sep 2019
DEUTSCHE BANK AG\	13F Company 13F	0.75%	$14,539,000 642,804 shares	—	30 Sep 2019
ACADIAN ASSET MANAGEMENT LLC	13F Company 13F	0.74%	$14,387,000 636,090 shares	—	30 Sep 2019
PRUDENTIAL PLC	13F Company 13F	0.7%	$13,520,000 597,700 shares	—	30 Sep 2019
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F Company 13F	0.56%	$10,760,000 475,690 shares	—	30 Sep 2019
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F Company 13F	0.55%	$10,619,000 469,441 shares	—	30 Sep 2019
PRINCIPAL FINANCIAL GROUP INC	13F Company 13F	0.53%	$10,291,000 454,945 shares	—	30 Sep 2019
FEDERATED HERMES, INC.	13F Company 13F	0.51%	$9,802,000 433,344 shares	—	30 Sep 2019
Man Group plc	13F Company 13F	0.5%	$9,767,000 431,778 shares	—	30 Sep 2019
IPG Investment Advisors LLC	13F Company 13F	0.46%	$8,875,863 392,390 shares	—	30 Sep 2019
BANK OF MONTREAL /CAN/	13F Company 13F	0.45%	$8,679,000 383,661 shares	—	30 Sep 2019
MILLENNIUM MANAGEMENT LLC	13F Company 13F	0.4%	$7,692,000 340,081 shares	—	30 Sep 2019
CITADEL ADVISORS LLC	13F Company 13F	0.39%	$7,481,000 330,709 shares	—	30 Sep 2019
NEW YORK STATE COMMON RETIREMENT FUND	13F Company 13F	0.36%	$6,913,000 305,618 shares	—	30 Sep 2019
Connor, Clark & Lunn Investment Management Ltd.	13F Company 13F	0.34%	$6,683,000 295,436 shares	—	30 Sep 2019
Sapience Investments, LLC	13F Company 13F	0.32%	$6,251,000 276,370 shares	—	30 Sep 2019
PANAGORA ASSET MANAGEMENT INC	13F Company 13F	0.31%	$5,967,000 263,792 shares	—	30 Sep 2019
AMERIPRISE FINANCIAL INC	13F Company 13F	0.3%	$5,865,000 259,220 shares	—	30 Sep 2019
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC	13F Company 13F	0.28%	$5,456,000 241,200 shares	—	30 Sep 2019
Legal & General Group Plc	13F Company 13F	0.28%	$5,410,000 239,151 shares	—	30 Sep 2019
JPMORGAN CHASE & CO	13F Company 13F	0.27%	$5,252,000 232,135 shares	—	30 Sep 2019
CANADA PENSION PLAN INVESTMENT BOARD	13F Company 13F	0.27%	$5,195,000 229,667 shares	—	30 Sep 2019
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F Company 13F	0.25%	$4,916,000 217,343 shares	—	30 Sep 2019
Invesco Ltd.	13F Company 13F	0.25%	$4,904,000 216,818 shares	—	30 Sep 2019

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q4 2019

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

251

78,540,960

Rows loaded

251

Investor	Option	Weight %	Change %	Reported value	* Price	Shares	Share Change	Activity	Report Period

* Reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. An asterisk next to the price means the price is likely invalid.

Compare Q4 2019 vs Q3 2019 Across Filers

Q3 2019 holders

219

Q4 2019 holders

251

Holder diff

Investor	Q3 2019 Shares	Q4 2019 Shares	Share Diff	Share Chg %	Q3 2019 value	Q4 2019 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend