About This Deal

UNITEDHEALTH GROUP INC acquired Catamaran Corporation for $61.50 per share in cash (approximately $12.8 billion), a transaction completed in July 2015, structured as all cash.

Catamaran Corporation operates in OptumRx, is based in Schaumburg, Illinois, USA. Catamaran (NASDAQ: CTRX; TSX: CCT) was a leading pharmacy benefit management (PBM) services and technology company. It was combined with UnitedHealth's free-standing pharmacy care services business, OptumRx.

Combining OptumRx's medical synchronization and information capabilities with Catamaran's technology leadership and flexible services to help manage growth in high-cost specialty pharmaceuticals; the combined business expected to fulfill more than one billion scripts.

Scale and technology to compete in the consolidating PBM market and manage specialty drug spend. Diversified OptumRx's customer and business mix; expected accretion of about $0.30 per share to UnitedHealth Group net earnings in 2016. OptumRx

Deal Terms

Acquirer
UNITEDHEALTH GROUP INC
Target
Catamaran Corporation
Value
$61.50 per share in cash (approximately $12.8 billion)
Date
July 2015
Type
Full acquisition
Status
Ready

Transaction Details

Target HQ
Schaumburg, Illinois, USA
Segment
OptumRx
Structure
All cash
Announced
March 30, 2015
Closed
July 23, 2015
Synergies
Diversified OptumRx's customer and business mix; expected accretion of about $0.30 per share to UnitedHealth Group net earnings in 2016.

Advisors

Advisory firms were not disclosed for this transaction.

Related Deals & Entities

Sources: Press release ↗ · SEC filing ↗ · Last updated July 14, 2026

See how VectorShift works for your firm

Request Demo