M&A Deal Summary

Halozyme Acquires Elektrofi

On October 1, 2025, Halozyme acquired life science company Elektrofi for 750M USD

Acquisition Highlights
  • This is Halozyme’s 2nd transaction in the Life Science sector.
  • This is Halozyme’s 2nd largest (disclosed) transaction.
  • This is Halozyme’s 2nd transaction in the United States.
  • This is Halozyme’s 1st transaction in Massachusetts.

M&A Deal Summary

Date 2025-10-01
Target Elektrofi
Sector Life Science
Buyer(s) Halozyme
Deal Type Add-on Acquisition
Deal Value 750M USD
Advisor(s) Centerview Partners (Financial)
Morgan Lewis (Legal)

Target

Elektrofi

Boston, Massachusetts, United States
Elektrofi is a biopharmaceutical formulation technology company that focuses on monoclonal antibodies, therapeutic proteins, and other large-molecule drugs. Elektrofi is based in Boston, Massachusetts.

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Buyer(S) 1

Buyer

Halozyme

San Diego, California, United States

Category Company
Founded 1998
Sector Life Science
Employees350
Revenue 1.0B USD (2024)
DESCRIPTION

Halozyme is a biopharmaceutical company bringing disruptive solutions to significantly improve patient experiences and outcomes for emerging and established therapies. The company advises and supports its biopharmaceutical partners in key aspects of new drug development with the goal of improving patients' lives while helping its partners achieve global commercial success. As the innovators of the ENHANZE technology, which can reduce hours-long treatments to a matter of minutes, Halozyme's commercially-validated solution has touched more than 600,000 patient lives in post-marketing use via five commercialized products across more than 100 global markets. Halozyme and its world-class partners are currently advancing multiple therapeutic programs intended to deliver innovative therapies, with the potential to improve the lives of patients around the globe. Its proprietary enzyme rHuPH20 forms the basis of the ENHANZE technology and is used to facilitate the delivery of injected drugs and fluids, potentially reducing the treatment burden of other drugs to patients. Halozyme was formed in 1998 and is headquartered in San Diego, California.


DEAL STATS #
Overall 2 of 2
Sector: Life Science M&A 2 of 2
Type: Add-on Acquisition M&A Deals 2 of 2
State: Massachusetts M&A 1 of 1
Country: United States M&A 2 of 2
Year: 2025 M&A 1 of 1
Size (of disclosed) 2 of 2
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2022-04-13 Antares Pharma

Ewing, New Jersey, United States

Antares Pharma is a developer of self-administered parenteral pharmaceutical products using advanced drug delivery auto-injector technology. The Company has a portfolio of proprietary and partnered commercial products with several product candidates in various stages of development. Antares Pharma was founded in 1978 and is based in Ewing, New Jersey.

Buy $960M