Pediatrix Medical GroupMD
13F holders, Q4 2024 (December 31)At the end of Q4 2024, 229 institutions reported holding Pediatrix Medical Group Inc. (MD) in their 13F filings, up 11 from Q3 2024. 31 opened new positions and 21 sold out. The largest holders were BlackRock, Inc. ($186.1M), Vanguard Group Inc. ($141.9M) and Alliancebernstein L.P. ($96.4M). 6 famous investors held it, including David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Cliff Asness (0.0% of AQR Capital Management's portfolio).
- Company
- Pediatrix Medical Group Inc.
- CUSIP
- 58502B106
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2024 → Q4 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 31 | $55.6M |
| Exits | 21 | $27.9M |
All 13F filers, Q3 2024 → Q4 2024: 11,892,845 shares bought and 14,366,294 shares sold, net −2,473,449 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 229 holders
| BlackRock, Inc. | 0.00% | Add +2.5% | 14,182,857 | $186.1M |
| Vanguard Group Inc. | 0.00% | Add +1.1% | 10,812,611 | $141.9M |
| Alliancebernstein L.P. | 0.03% | Reduce -9.4% | 7,350,489 | $96.4M |
| State Street Corp. | 0.00% | Add +1.2% | 3,584,231 | $47.0M |
| Dimensional Fund Advisors LP | 0.01% | Reduce -0.5% | 3,258,539 | $42.8M |
| Rubric Capital Management LP | 0.75% | Reduce -62.0% | 3,148,440 | $41.3M |
| FMR LLC | 0.00% | Add +29433.2% | 2,906,359 | $38.1M |
| Pacer Advisors, Inc. | 0.08% | New | 2,705,151 | $35.5M |
| D. E. Shaw & Co. | 0.03% | Reduce -7.8% | 2,143,496 | $28.1M |
| Boston Partners | 0.03% | Add +25.2% | 1,956,353 | $25.9M |
| Geode Capital Management, LLC | 0.00% | Add +0.6% | 1,947,796 | $25.6M |
| American Century Companies Inc. | 0.01% | Add +628.2% | 1,739,323 | $22.8M |
| Morgan Stanley | 0.00% | Reduce -62.2% | 1,313,058 | $17.2M |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -15.3% | 1,158,240 | $15.2M |
| Northern Trust Corp. | 0.00% | Add +18.0% | 966,347 | $12.7M |
| JPMorgan Chase & Co. | 0.00% | Reduce -1.1% | 931,600 | $12.2M |
| Renaissance Technologies | 0.02% | Add +117.4% | 838,800 | $11.0M |
| Dana Investment Advisors, Inc. | 0.36% | Reduce -9.7% | 826,830 | $10.8M |
| Prudential Financial Inc. | 0.01% | Add +6.1% | 808,658 | $10.6M |
| ArrowMark Colorado Holdings LLC | 0.14% | Add +1.9% | 802,898 | $10.5M |
| Invesco Ltd. | 0.00% | Reduce -24.8% | 790,112 | $10.4M |
| Brandes Investment Partners, LP | 0.12% | Reduce -3.5% | 785,174 | $10.3M |
| Segall Bryant & Hamill, LLC | 0.14% | Reduce -37.2% | 781,879 | $10.3M |
| Qube Research & Technologies Ltd | 0.02% | Add +199.7% | 761,060 | $10.0M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -21.6% | 667,767 | $8.8M |
| Aristotle Capital Boston, LLC | 0.32% | Reduce -8.7% | 657,040 | $8.6M |
| Bank of New York Mellon Corp | 0.00% | Reduce -5.9% | 628,277 | $8.2M |
| Principal Financial Group Inc. | 0.00% | Add +7.5% | 551,924 | $7.2M |
| Bridgeway Capital Management, LLC | 0.16% | Add +2.6% | 545,445 | $7.2M |
| Citadel Advisors | 0.01% | Reduce -50.8% | 530,789 | $7.0M |
| Nuveen Asset Management, LLC | 0.00% | Add +110.8% | 485,587 | $6.4M |
| Oberweis Asset Management Inc./ | 0.29% | New | 466,600 | $6.1M |
| AQR Capital Management | 0.01% | Reduce -45.1% | 444,081 | $5.8M |
| Trexquant Investment LP | 0.07% | Add +112.0% | 431,230 | $5.7M |
| CastleKnight Management LP | 0.65% | Reduce -35.3% | 425,100 | $5.6M |
| Bank of America Corp. | 0.00% | Reduce -30.0% | 337,985 | $4.4M |
| Panagora Asset Management Inc. | 0.02% | Add +13.6% | 303,357 | $4.0M |
| Nomura Holdings Inc. | 0.02% | New | 295,919 | $3.9M |
| Clark Estates Inc. | 0.72% | Reduce -10.8% | 282,740 | $3.7M |
| Empowered Funds, LLC | 0.05% | Add +5.1% | 280,445 | $3.7M |
| Nordea Investment Management AB | 0.00% | Add +51.6% | 263,633 | $3.5M |
| Ameriprise Financial Inc. | 0.00% | Reduce -21.4% | 264,742 | $3.5M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +7.8% | 256,335 | $3.4M |
| Jane Street Group, LLC | 0.01% | Reduce -20.0% | 242,602 | $3.2M |
| Legal & General Group Plc | 0.00% | Add +5.0% | 238,935 | $3.1M |
| Raymond James Financial Inc. | 0.00% | — | 233,657 | $3.1M |
| Rhumbline Advisers | 0.00% | Add +1.7% | 224,701 | $2.9M |
| Russell Investments Group, Ltd. | 0.00% | Reduce -5.3% | 213,057 | $2.8M |
| Public Sector Pension Investment Board | 0.01% | Add +17.4% | 210,613 | $2.8M |
| Royce & Associates LP | 0.03% | Add +4.4% | 206,083 | $2.7M |
| Teacher Retirement System of Texas | 0.01% | New | 193,370 | $2.5M |
| AXA S.A. | 0.01% | No change | 176,040 | $2.3M |
| Swiss National Bank | 0.00% | Add +2.8% | 168,900 | $2.2M |
| Federated Hermes, Inc. | 0.00% | Reduce -0.1% | 167,177 | $2.2M |
| Barclays PLC | 0.00% | Add +6.6% | 151,416 | $2.0M |
| Bridge City Capital, LLC | 0.52% | Reduce -1.0% | 148,861 | $2.0M |
| Saba Capital Management, L.P. | 0.05% | Reduce -17.9% | 147,590 | $1.9M |
| UBS Group AG | 0.00% | Add +118.5% | 137,702 | $1.8M |
| Sei Investments Co. | 0.00% | Reduce -10.8% | 133,578 | $1.8M |
| New York State Teachers Retirement System | 0.00% | Add +3.3% | 130,786 | $1.7M |
| RBF Capital, LLC | 0.09% | Reduce -11.1% | 130,000 | $1.7M |
| Citigroup Inc. | 0.00% | Add +10.8% | 122,996 | $1.6M |
| SummerHaven Investment Management, LLC | 0.90% | No change | 111,299 | $1.5M |
| M&T Bank Corp | 0.00% | Add +16.2% | 99,090 | $1.3M |
| LPL Financial LLC | 0.00% | Add +4.8% | 92,828 | $1.2M |
| WINTON GROUP Ltd | 0.08% | Reduce -17.2% | 89,981 | $1.2M |
| Two Sigma Investments, LP | 0.00% | Reduce -21.5% | 85,943 | $1.1M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.01% | Reduce -67.4% | 85,758 | $1.1M |
| Martingale Asset Management L P | 0.03% | Reduce -7.0% | 80,968 | $1.1M |
| California State Teachers Retirement System | 0.00% | Add +0.9% | 80,327 | $1.1M |
| South Dakota Investment Council | 0.02% | No change | 79,654 | $1.0M |
| CANADA LIFE ASSURANCE Co | 0.00% | No change | 79,653 | $1.0M |
| T. Rowe Price Associates Inc. | 0.00% | Add +9.6% | 77,393 | $1.0M |
| Victory Capital Management Inc. | 0.00% | Add +95.8% | 76,553 | $1.0M |
| Federation des caisses Desjardins du Quebec | 0.01% | No change | 75,691 | $993K |
| Deutsche Bank AG | 0.00% | Add +53.1% | 74,023 | $971K |
| Brant Point Investment Management LLC | 0.22% | New | 71,690 | $941K |
| Campbell & CO Investment Adviser LLC | 0.07% | New | 69,622 | $913K |
| Pathstone Holdings, LLC | 0.00% | Add +5.0% | 68,675 | $901K |
| Lazard Asset Management LLC | 0.00% | New | 66,204 | $868K |
| Wells Fargo & Company | 0.00% | Add +11.0% | 66,028 | $866K |
| Thrivent Financial for Lutherans | 0.00% | Reduce -1.6% | 65,475 | $859K |
| Susquehanna International Group, LLP | 0.00% | Add +50.0% | 62,685 | $822K |
| New York State Common Retirement Fund | 0.00% | Add +9.1% | 61,211 | $803K |
| Verition Fund Management LLC | 0.00% | Add +156.3% | 59,519 | $781K |
| Algert Global LLC | 0.02% | Reduce -49.0% | 57,835 | $759K |
| Engineers Gate Manager LP | 0.01% | Reduce -2.2% | 57,436 | $754K |
| Intech Investment Management LLC | 0.01% | Add +38.1% | 56,144 | $737K |
| Gotham Asset Management | 0.01% | Add +38.0% | 54,642 | $717K |
| Harbor Capital Advisors, Inc. | 0.03% | Add +11.9% | 53,717 | $705K |
| MetLife Investment Management, LLC | 0.00% | Add +6.8% | 53,552 | $703K |
| Hanseatic Management Services Inc. | 0.88% | Reduce -2.3% | 52,634 | $691K |
| STRS Ohio | 0.00% | Reduce -16.6% | 52,400 | $687K |
| Allianz Asset Management GmbH | 0.00% | Reduce -0.6% | 51,300 | $673K |
| State of Wyoming | 0.08% | Add +22.8% | 50,114 | $657K |
| Ensign Peak Advisors, Inc | 0.00% | No change | 49,454 | $649K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +6.1% | 49,002 | $643K |
| Franklin Resources Inc. | 0.00% | Reduce -0.3% | 48,507 | $636K |
| State of Alaska, Department of Revenue | 0.01% | Reduce -0.6% | 47,939 | $628K |
| Illinois Municipal Retirement Fund | 0.01% | Add +7.8% | 47,409 | $622K |
| Corebridge Financial, Inc. | 0.00% | Reduce -5.3% | 45,840 | $601K |
| State of Tennessee, Department of Treasury | 0.00% | Reduce -10.0% | 43,900 | $576K |
| Louisiana State Employees Retirement System | 0.01% | No change | 40,900 | $537K |
| Ieq Capital, LLC | 0.01% | Add +47.9% | 40,850 | $536K |
| Sterling Capital Management LLC | 0.01% | Add +6.3% | 40,611 | $533K |
| Amundi | 0.00% | Add +199.7% | 40,954 | $521K |
| Legato Capital Management LLC | 0.07% | No change | 38,879 | $510K |
| Vident Advisory, LLC | 0.01% | Reduce -8.5% | 38,334 | $503K |
| Petrus Trust Company, LTA | 0.05% | New | 37,903 | $497K |
| Graham Capital Management, L.P. | 0.02% | New | 35,299 | $463K |
| Millennium Management | 0.00% | Reduce -13.7% | 35,203 | $462K |
| BNP Paribas Financial Markets | 0.00% | Add +87.8% | 34,776 | $456K |
| LSV Asset Management | 0.00% | Reduce -30.7% | 34,300 | $450K |
| Janus Henderson Group PLC | 0.00% | No change | 34,264 | $449K |
| Cambria Investment Management, L.P. | 0.02% | New | 30,969 | $406K |
| Creative Planning | 0.00% | Add +0.9% | 30,928 | $406K |
| Manufacturers Life Insurance Company, The | 0.00% | Reduce -2.4% | 30,865 | $405K |
| Voloridge Investment Management, LLC | 0.00% | New | 30,156 | $396K |
| Maryland State Retirement & Pension System | 0.01% | No change | 28,866 | $379K |
| Counterpoint Mutual Funds LLC | 0.05% | New | 28,717 | $377K |
| Teachers Retirement System of the State of Kentucky | 0.00% | No change | 27,205 | $357K |
| Moody National Bank Trust Division | 0.04% | Reduce -45.0% | 26,410 | $346K |
| Atria Investments, Inc | 0.00% | Reduce -3.5% | 26,176 | $343K |
| ProShare Advisors LLC | 0.00% | Add +47.4% | 25,947 | $340K |
| Voya Investment Management LLC | 0.00% | Reduce -8.1% | 25,905 | $340K |
| Yousif Capital Management, LLC | 0.00% | Reduce -4.0% | 25,504 | $335K |
| Arizona State Retirement System | 0.00% | Add +2.9% | 24,935 | $327K |
| Comerica Bank | 0.00% | Reduce -11.1% | 24,616 | $323K |
| Amalgamated Bank | 0.00% | Reduce -1.4% | 24,560 | $322K |
| State of Wisconsin Investment Board | 0.00% | Reduce -48.2% | 24,030 | $315K |
| State Board of Administration of Florida Retirement System | 0.00% | No change | 24,026 | $315K |
| Nisa Investment Advisors, LLC | 0.00% | No change | 21,513 | $282K |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | Add +29.3% | 21,125 | $277K |
| Mackenzie Financial Corp. | 0.00% | New | 21,023 | $276K |
| HSBC Holdings PLC | 0.00% | Reduce -6.2% | 20,876 | $275K |
| HBK Investments L P | 0.01% | New | 20,811 | $273K |
| Oppenheimer & Co. Inc. | 0.00% | Reduce -1.5% | 20,300 | $266K |
| Sanctuary Advisors, LLC | 0.00% | Reduce -1.1% | 18,338 | $264K |
| Oregon Public Employees Retirement Fund | 0.00% | No change | 19,862 | $261K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | — | 19,115 | $251K |
| PharVision Advisers, LLC | 0.21% | — | 18,644 | $245K |
| O'shaughnessy Asset Management, LLC | 0.00% | New | 18,429 | $242K |
| Commonwealth of Pennsylvania Public School Empls Retrmt SYS | 0.00% | Reduce -0.1% | 18,044 | $237K |
| KLP Kapitalforvaltning As | 0.00% | — | 17,900 | $235K |
| Royal Bank of Canada | 0.00% | Add +100.9% | 17,850 | $234K |
| Natixis Advisors, LLC | 0.00% | New | 17,721 | $232K |
| Ballentine Partners, LLC | 0.00% | Add +0.2% | 17,680 | $232K |
| Gsa Capital Partners LLP | 0.02% | Reduce -19.6% | 17,279 | $227K |
| PNC Financial Services Group, Inc. | 0.00% | Reduce -1.5% | 17,256 | $226K |
| Two Sigma Advisers, LP | 0.00% | Reduce -70.5% | 17,000 | $223K |
| Numerai GP LLC | 0.06% | New | 16,275 | $214K |
| Bank of Montreal | 0.00% | Reduce -96.3% | 14,931 | $196K |
| Savant Capital, LLC | 0.00% | Add +0.6% | 14,879 | $195K |
| Pictet Asset Management Holding SA | 0.00% | Add +63.7% | 14,590 | $191K |
| Bayesian Capital Management, LP | 0.02% | New | 14,500 | $190K |
| Ritholtz Wealth Management | 0.01% | New | 13,883 | $182K |
| Praxis Investment Management Inc. | 0.01% | Add +7.5% | 13,840 | $182K |
| Axq Capital, LP | 0.08% | New | 13,698 | $180K |
| Neuberger Berman Group LLC | 0.00% | Add +3.4% | 13,550 | $178K |
| Public Employees Retirement Association of Colorado | 0.00% | No change | 13,457 | $177K |
| SG Americas Securities, LLC | 0.00% | New | 13,062 | $171K |
| XTX Topco Ltd | 0.01% | New | 12,917 | $169K |
| Mutual of America Capital Management LLC | 0.00% | Add +0.7% | 12,804 | $168K |
| Quantinno Capital Management LP | 0.00% | Add +4.5% | 12,405 | $163K |
| Bailard, Inc. | 0.00% | New | 12,300 | $161K |
| Hancock Whitney Corp. | 0.01% | New | 12,166 | $160K |
| Envestnet Asset Management Inc. | 0.00% | Reduce -1.2% | 11,055 | $145K |
| Centiva Capital, LP | 0.01% | Reduce -60.4% | 10,590 | $139K |
| Sherbrooke Park Advisers LLC | 0.04% | New | 10,385 | $136K |
| Vanguard Personalized Indexing Management, LLC | 0.00% | Reduce -5.7% | 10,240 | $134K |
| Squarepoint Ops LLC | 0.00% | New | 10,049 | $132K |
| Globeflex Capital L P | 0.01% | No change | 9,804 | $129K |
| Ameritas Investment Partners, Inc. | 0.00% | No change | 8,364 | $110K |
| Cwm, LLC | 0.00% | Add +24.9% | 8,027 | $105K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +218.0% | 7,445 | $98K |
| C M Bidwell & Associates Ltd. | 0.06% | Reduce -1.3% | 7,100 | $93K |
| Smartleaf Asset Management LLC | 0.01% | Add +750.9% | 6,901 | $91K |
| First Horizon Advisors, Inc. | 0.00% | Reduce -0.4% | 6,632 | $87K |
| Public Employees Retirement System of Ohio | 0.00% | Reduce -7.7% | 5,286 | $69K |
| AlphaQuest LLC | 0.01% | Add +65.9% | 5,066 | $66K |
| Quarry LP | 0.01% | Reduce -7.0% | 4,402 | $58K |
| Parkside Financial Bank & Trust | 0.01% | Add +36.1% | 3,919 | $51K |
| IFP Advisors, Inc | 0.00% | Add +0.5% | 3,417 | $45K |
| Quadrant Capital Group LLC | 0.00% | Add +10.1% | 3,039 | $40K |
| Nomura Asset Management Co. Ltd. | 0.00% | Add +95.3% | 2,500 | $33K |
| Fifth Third Bancorp | 0.00% | Reduce -15.0% | 1,659 | $22K |
| US Bancorp \de | 0.00% | Reduce -35.0% | 1,565 | $21K |
| Investors Research Corp | 0.00% | No change | 1,500 | $20K |
| Avior Wealth Management, LLC | 0.00% | Reduce -3.5% | 1,462 | $19K |
| GAMMA Investing LLC | 0.00% | Add +972.0% | 804 | $11K |
| EverSource Wealth Advisors, LLC | 0.00% | Add +17.1% | 683 | $9K |
| EnRich Financial Partners LLC | 0.00% | No change | 656 | $9K |
| Aster Capital Management (DIFC) Ltd | 0.00% | Reduce -15.6% | 599 | $8K |
| Bessemer Group Inc. | 0.00% | No change | 537 | $7K |
| Allworth Financial LP | 0.00% | No change | 493 | $7K |
| Hillsdale Investment Management Inc. | 0.00% | New | 500 | $7K |
| Performa Ltd (US), LLC | 0.00% | No change | 467 | $6K |
| Blue Trust, Inc. | 0.00% | Add +109.1% | 368 | $5K |
| Private Trust Co. NA | 0.00% | New | 350 | $5K |
| Quent Capital, LLC | 0.00% | No change | 345 | $5K |
| Lindbrook Capital, LLC | 0.00% | No change | 313 | $4K |
| Storebrand Asset Management As | 0.00% | No change | 300 | $4K |
| Versant Capital Management, Inc | 0.00% | Add +109.3% | 291 | $4K |
| Parallel Advisors, LLC | 0.00% | Add +129.6% | 225 | $3K |
| UMB Bank, n.a. | 0.00% | No change | 213 | $3K |
| True Wealth Design, LLC | 0.00% | Add +8.9% | 184 | $2K |
| Hantz Financial Services, Inc. | 0.00% | No change | 182 | $2K |
| Osaic Holdings, Inc. | 0.00% | Add +245.0% | 138 | $2K |
| Rothschild Investment LLC | 0.00% | No change | 120 | $2K |
| Huntington National Bank | 0.00% | No change | 117 | $2K |
| Pineridge Advisors LLC | 0.00% | No change | 107 | $1K |
| Asset Dedication, LLC | 0.00% | No change | 100 | $1K |
| Eagle Bay Advisors LLC | 0.00% | Add +410.5% | 97 | $1K |
| Valley Wealth Managers, Inc. | 0.00% | No change | 95 | $1K |
| Manchester Capital Management LLC | 0.00% | No change | 93 | $1K |
| Global Retirement Partners, LLC | 0.00% | No change | 77 | $1K |
| Covestor Ltd | 0.00% | Reduce -68.8% | 58 | $1K |
| Private Wealth Management Group, LLC | 0.00% | No change | 68 | $893 |
| Brooklyn Investment Group | 0.00% | New | 65 | $853 |
| Steward Partners Investment Advisory, LLC | 0.00% | Reduce -53.8% | 61 | $800 |
| Farmers & Merchants Investments Inc. | 0.00% | No change | 60 | $787 |
| Concourse Financial Group Securities, Inc. | 0.00% | No change | 54 | $759 |
| MassMutual Private Wealth & Trust, FSB | 0.00% | No change | 50 | $656 |
| Jones Financial Companies LLLP | 0.00% | New | 49 | $643 |
| Bruce G. Allen Investments, LLC | 0.00% | Add +33.3% | 40 | $525 |
| Bell Investment Advisors, Inc | 0.00% | Reduce -51.5% | 32 | $420 |
| WR Wealth Planners, LLC | 0.00% | New | 25 | $328 |
| Larson Financial Group LLC | 0.00% | No change | 15 | $197 |
| ORG Partners LLC | 0.00% | No change | 15 | $196 |
"% of holder's portfolio" is MD's weight in each manager's 13F, not the share of Pediatrix Medical Group Inc. the manager owns.