American Century Companies Boosts Stake in Pediatrix Medical Group

Investment firm increases holdings in healthcare provider by nearly 39%

Published on Mar. 7, 2026

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American Century Companies Inc. has increased its stake in Pediatrix Medical Group, Inc. (NYSE:MD) by 38.9% in the third quarter, according to a recent SEC filing. The investment firm now owns 2,682,976 shares of the company's stock, representing about 3.12% of Pediatrix Medical Group's total shares outstanding.

Why it matters

Pediatrix Medical Group is a leading provider of neonatal, maternal-fetal, pediatric subspecialty and anesthesiology services, with a national footprint. The increase in ownership by a major institutional investor like American Century Companies suggests confidence in the company's long-term growth prospects within the healthcare sector.

The details

According to the filing, American Century Companies acquired an additional 751,109 shares of Pediatrix Medical Group during the third quarter, bringing its total holdings to 2,682,976 shares. This represents about 3.12% of the company's outstanding stock. The investment firm cited Pediatrix's leading position in high-acuity pediatric and maternal-fetal subspecialty care as factors behind the increased stake.

  • American Century Companies filed the 13F report disclosing the increased Pediatrix Medical Group holdings on March 7, 2026.

The players

American Century Companies Inc.

A major investment management firm based in Kansas City, Missouri that oversees over $250 billion in assets.

Pediatrix Medical Group, Inc.

A national physician-led medical group specializing in high-acuity newborn, maternal-fetal and pediatric subspecialty care, headquartered in Sunrise, Florida.

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The takeaway

The increased stake by American Century Companies in Pediatrix Medical Group signals confidence in the healthcare provider's ability to capitalize on growing demand for specialized pediatric and maternal-fetal services across the United States.