DEAL ANNOUNCEMENT
Jul 14, 2026
Read time: 2 min
Global law firm McDermott Will & Schulte advised Warburg Pincus, the pioneer of global growth investing, in a Warburg Pincus-led investor group acquisition of a controlling interest in PANTHERx Rare, the leading independent rare pharmacy in the United States, from Nautic Partners, General Atlantic, and The Vistria Group.
The investment will support PANTHERx as a category-defining rare disease care platform while preserving its patient-first and manufacturer-aligned model. The companies expect to close the transaction in the coming months.
The McDermott team was led by Joel Rush and Joe Parise with invaluable assistance from Callee Donovan, Emily Curran, Brian Hall, Lauren Ellison, Jamie Gelfman, Maggie Houtz, Matt Perreault, and Drew McCormick.
Read the Warburg Pincus press release here.
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