Private company

ImClone Systems

ImClone Systems LLC was a biopharmaceutical company dedicated to developing biologic medicines in the area of oncology.1

Last updated Oct 18, 2026.

Overview

1984Founded1

See how the biggest companies compare on our leaderboards

ImClone Systems LLC was a biopharmaceutical company dedicated to developing biologic medicines in the area of oncology. It was founded in 1984 and had its corporate headquarters in Bridgewater, New Jersey, and its research headquarters in New York City. On October 6, 2008, it accepted a $6.5 billion acquisition offer from Eli Lilly and Company, and became a fully owned subsidiary of Eli Lilly and Company on November 24, 2008. Prior to the acquisition, it was traded on the NASDAQ stock exchange under the symbol IMCL. Imclone lost its separate identity in 2014 when its former ImClone research and manufacturing sites were renamed as Eli Lilly and Company.2

Timeline

  1. 1984Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2