OSI Pharmaceuticals Mergers and Acquisitions Summary

Life ScienceCompany

OSI Pharmaceuticals has acquired 3 companies of its own. A total of 1 acquisition came from private equity firms. It has also divested 1 asset.

OSI Pharmaceuticals’ largest acquisition to date was in 2005, when it acquired Eyetech Pharmaceuticals for $935M. It’s largest disclosed sale occurred in 2012, when it sold Eyetech Pharmaceuticals to Bausch Health Companies for $22M. OSI Pharmaceuticals has acquired in 3 different US states. The Company’s most targeted sectors include life science (100%).

Join Mergr and gain access to OSI Pharmaceuticals’ M&A summary, the M&A summaries of companies just like it, as well as recent M&A activity in the life science sector.

M&A Summary

  • M&A Total Activity4
    • M&A Buy Activity3
    • M&A Sell Activity1
  • Total Sectors Invested 1
  • Total Countries Invested 1
  • M&A Buy/Sell Connections 3
  • M&A Advisors 1

OSI Pharmaceuticals, Inc.

1 Bioscience Park Drive,
Farmingdale, New York 11735
United States,

OSI Pharmaceuticals Inc. is an oncology drug discovery and translational research company, primarily focused on the discovery of molecular targeted therapies.

M&A Summary

Buy vs Sell

Year ≤ '07 '08 '09 '10 '11 '12 T
Buy (0.0/yr) # 3 - - - - - 3
vol $1.2B $1.2B
Sell (0.2/yr) # - - - - - 1 1
vol $22M $22M

Most Recent M&A

Company Date Value Type
Eyetech Pharmaceuticals, Inc. 2012-03-01 22M USD Divestiture
Cedar Knolls, New Jersey · www.eyetech.com
Eyetech Pharmaceuticals, Inc. 2005-08-22 935M USD Add-on Acquisition
Cedar Knolls, New Jersey · www.eyetech.com
Cell Pathways, Inc. 2003-02-11 32M USD Add-on Acquisition
Horsham, Pennsylvania
Gilead Oncology Business 2001-12-21 200M USD Divestiture
Foster City, California
View All >>

M&A by Sector

Sector Buy # Value Sell # Value
Life Science 3 (100%) 1.2B (100%) 1 (100%) 22M (100%)
Total 3 $1.2B 1 $22M

By Geo

State/Country Buy Value Sell Value
United States 3 1.2B 1 22M
  New Jersey 1 935M 1 22M
  Pennsylvania 1 32M - -
  California 1 200M - -
Total 3 $1.2B 1 $22M

Top M&A Advisors

Financial Deals
Lazard Ltd.

Deal Values

buy # Total
$100M to $1B 2 $1.1B
< $100M 1 $32M
Largest Eyetech Pharmaceuticals, Inc.
$935M (2005-08-22)
sell # Total
< $100M 1 $22M
Largest Eyetech Pharmaceuticals, Inc.
$22M (2012-03-01)

M&A Connections

Acquired from
1 (33%)
1 (33%)
Divested to
1 (100%)

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