Pharma BD Deal Intelligence

Actavis plc / Allergan plc

2014 · Acquisition/Merger · $70.5B · Complete

CALLED IT — OFF BY 6

Value created via Teva divestiture and Botox growth but entity sold to AbbVie for $63B

Full analysis, sources & comparables →
Top 5 largest deals of the 2010s

Ranks computed across 828 graded deals (Critic + Outcome Score both present).

Actavis acquired Allergan for approximately $70.5 billion in a cash-and-stock transaction, combining Actavis's generics scale with Allergan's branded specialty portfolio anchored by Botox. The combined company adopted the Allergan name post-close.

Did it work? Outcome assessment

Value created via Teva divestiture and Botox growth but entity sold to AbbVie for $63B

Strategic verdict
Partially Achieved

Key facts

Related deals — scored

DealYearValueOutcome
Actavis plc / Allergan plc (this deal)2014$70.5B61
Actavis plc / Forest Laboratories, Inc.2014$25.0B75
Actavis plc / Warner Chilcott plc2013$8.5B63
UCB SA / Celltech Group plc2004$2.7B92
Johnson & Johnson / Centocor Inc.1999$4.9B92
Takeda Pharmaceutical Company Ltd. / Millennium Pharmaceuticals2003$8.8B82
Bristol-Myers Squibb Company / Celgene Corporation2019$74.0B77

Compare all 7 side-by-side →

See the full interactive analysis, sources & comparables →