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Of the 10 tracked institutions holding MD, 5 have a 3-year clone track record — 4 of them beat the S&P. Average holder's clone alpha: +3.8pt. It's a gauge of who owns the name, not just how many.
Among the 10 tracked institutional investors we monitor, MD (PEDIATRIX MEDICAL GROUP INC) is held with a combined value of $691.80M across 32,342,399 shares. The largest holder is BlackRock, Inc. with a position worth $290.36M. Grantham, Mayo, Van Otterloo & Co. LLC opened a new position in the most recent quarter. 6 funds increased their holdings. 3 funds reduced their position.
Total Institutional Value
$691.80M
Total Shares Held
32,342,399
Institutional Holders
10
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $290.36M | 0.01% | +0.1% |
| 2 | VANGUARD GROUP INC | $229.39M | 0.00% | -1.5% |
| 3 | STATE STREET CORP | $72.27M | 0.00% | +2.0% |
| 4 | FMR LLC | $48.50M | 0.00% | -6.6% |
| 5 | RENAISSANCE TECHNOLOGIES LLC | $32.78M | 0.05% | +12.9% |
| 6 | AQR CAPITAL MANAGEMENT LLC | $11.99M | 0.01% | +1.6% |
| 7 | Gotham Asset Management, LLC | $2.64M | 0.01% | +9.3% |
| 8 | PRICE T ROWE ASSOCIATES INC /MD/ | $2.12M | 0.00% | +14.2% |
| 9 | CITADEL ADVISORS LLC | $1.56M | 0.00% | -6.5% |
| 10 | Grantham, Mayo, Van Otterloo & Co. LLC | $207.31K | 0.00% | New |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of MD with a position worth $290.36M, representing 0.01% of their portfolio. In total, 10 institutional investors hold MD with a combined value of $691.80M.
In the most recent quarter, 1 fund opened a new position in MD. Additionally, 6 increased their holdings and 3 reduced their positions.
Institutional investors hold $691.80M worth of MD stock across 10 positions. The largest institutional holder is BlackRock, Inc. with $290.36M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For MD, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their MD positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$26.26
2026-07-24
YTD
+23.3%
93% of 52-week range
