M&A Deal Summary

Seagen Acquires Cascadian Therapeutics

On January 31, 2018, Seagen acquired life science company Cascadian Therapeutics for 614M USD

Acquisition Highlights
  • This is Seagen’s 1st transaction in the Life Science sector.
  • This is Seagen’s largest (disclosed) transaction.
  • This is Seagen’s 1st transaction in the United States.
  • This is Seagen’s 1st transaction in Washington.

M&A Deal Summary

Date 2018-01-31
Target Cascadian Therapeutics
Sector Life Science
Buyer(s) Seagen
Deal Type Add-on Acquisition
Deal Value 614M USD
Advisor(s) Perella Weinberg Partners (Financial)
Reed Smith LLP
Goodwin Procter (Legal)


Cascadian Therapeutics

Seattle, Washington, United States
Cascadian Therapeutics, Inc. is a clinical-stage biopharmaceutical company dedicated to developing innovative product candidates for the treatment of cancer. Cascadian Therapeutics was founded in 1985 and is based in Seattle, Washington.

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Buyer(S) 1



Bothell, Washington, United States


Category Company
Founded 1997
Sector Life Science
Revenue 2.0B USD (2022)

Seagen is a biotechnology company provides an antibody-drug conjugate (ADC) technology harnesses the targeting ability of antibodies to deliver cell-killing agents directly to cancer cells. Seattle Genetics commercializes ADCETRIS (brentuximab vedotin) for the treatment of several types of CD30-expressing lymphomas. Seattle was founded in 1997 and is based in Bothell, Washington.

Overall 1 of 1
Sector (Life Science) 1 of 1
Type (Add-on Acquisition) 1 of 1
State (Washington) 1 of 1
Country (United States) 1 of 1
Year (2018) 1 of 1
Size (of disclosed) 1 of 1