Mergers & AcquisitionsMedium•29 June 2026•
1 min read

Zymeworks acquires Theravance Biopharma in $929 million deal

Key Facts

1Drugmaker Zymeworks said on Monday it will buy Theravance Biopharma in a $929 million deal.

In a move reflecting continued M&A activity in the biotech sector, drugmaker Zymeworks announced on Monday it will acquire Theravance Biopharma in a $929 million deal. The acquisition aims to bolster Zymeworks' pipeline by leveraging Theravance's therapeutic assets, according to reports.

The deal comes amid a wave of mid-cap mergers in the pharmaceutical industry, as companies seek to combine resources and accelerate drug development. The transaction is expected to undergo customary regulatory reviews before closing.

Investors will focus on the regulatory timeline and Zymeworks' ability to successfully integrate Theravance's assets. Markets will also monitor the stocks of both companies when trading resumes, though specific financing details remain undisclosed.